PEP8 applied

devscripts/bash-completion.py

@@ -9,16 +9,17 @@
 BASH_COMPLETION_FILE = "youtube-dl.bash-completion"
 BASH_COMPLETION_TEMPLATE = "devscripts/bash-completion.in"
 
+
 def build_completion(opt_parser):
     opts_flag = []
     for group in opt_parser.option_groups:
         for option in group.option_list:
-            #for every long flag
+            # for every long flag
             opts_flag.append(option.get_opt_string())
     with open(BASH_COMPLETION_TEMPLATE) as f:
         template = f.read()
     with open(BASH_COMPLETION_FILE, "w") as f:
-        #just using the special char
+        # just using the special char
         filled_template = template.replace("{{flags}}", " ".join(opts_flag))
         f.write(filled_template)
 

devscripts/buildserver.py

@@ -233,6 +233,7 @@ def rmtree(path):
 
 #==============================================================================
 
+
 class BuildError(Exception):
     def __init__(self, output, code=500):
         self.output = output
@@ -369,7 +370,7 @@ class Builder(PythonBuilder, GITBuilder, YoutubeDLBuilder, DownloadBuilder, Clea
 
 
 class BuildHTTPRequestHandler(BaseHTTPRequestHandler):
-    actionDict = { 'build': Builder, 'download': Builder } # They're the same, no more caching.
+    actionDict = {'build': Builder, 'download': Builder}  # They're the same, no more caching.
 
     def do_GET(self):
         path = urlparse.urlparse(self.path)

devscripts/fish-completion.py

@@ -23,6 +23,7 @@
     'batch-file': ['--require-parameter'],
 }
 
+
 def build_completion(opt_parser):
     commands = []
 

devscripts/gh-pages/sign-versions.py

@@ -11,18 +11,18 @@
 
 versions_info = json.load(open('update/versions.json'))
 if 'signature' in versions_info:
-	del versions_info['signature']
+    del versions_info['signature']
 
 print('Enter the PKCS1 private key, followed by a blank line:')
 privkey = b''
 while True:
-	try:
+    try:
-		line = input()
+        line = input()
-	except EOFError:
+    except EOFError:
-		break
+        break
-	if line == '':
+    if line == '':
-		break
+        break
-	privkey += line.encode('ascii') + b'\n'
+    privkey += line.encode('ascii') + b'\n'
 privkey = rsa.PrivateKey.load_pkcs1(privkey)
 
 signature = hexlify(rsa.pkcs1.sign(json.dumps(versions_info, sort_keys=True).encode('utf-8'), privkey, 'SHA-256')).decode()

devscripts/gh-pages/update-copyright.py

@@ -5,7 +5,7 @@
 
 import datetime
 import glob
-import io # For Python 2 compatibilty
+import io  # For Python 2 compatibilty
 import os
 import re
 

devscripts/gh-pages/update-feed.py

@@ -73,4 +73,3 @@
 
 with io.open('update/releases.atom', 'w', encoding='utf-8') as atom_file:
     atom_file.write(atom_template)
-

devscripts/gh-pages/update-sites.py

@@ -9,6 +9,7 @@
 
 import youtube_dl
 
+
 def main():
     with open('supportedsites.html.in', 'r', encoding='utf-8') as tmplf:
         template = tmplf.read()

devscripts/transition_helper.py

@@ -4,7 +4,7 @@
 
 try:
     import urllib.request as compat_urllib_request
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urllib2 as compat_urllib_request
 
 sys.stderr.write(u'Hi! We changed distribution method and now youtube-dl needs to update itself one more time.\n')
@@ -12,9 +12,9 @@
 sys.stderr.write(u'The new location of the binaries is https://github.com/rg3/youtube-dl/downloads, not the git repository.\n\n')
 
 try:
-	raw_input()
+    raw_input()
-except NameError: # Python 3
+except NameError:  # Python 3
-	input()
+    input()
 
 filename = sys.argv[0]
 

devscripts/transition_helper_exe/setup.py

@@ -9,4 +9,4 @@
     "dll_excludes": ['w9xpopen.exe']
 }
 
-setup(console=['youtube-dl.py'], options={ "py2exe": py2exe_options }, zipfile=None)
+setup(console=['youtube-dl.py'], options={"py2exe": py2exe_options}, zipfile=None)

devscripts/transition_helper_exe/youtube-dl.py

@@ -4,13 +4,17 @@
 import urllib2
 import json, hashlib
 
+
 def rsa_verify(message, signature, key):
     from struct import pack
     from hashlib import sha256
     from sys import version_info
+
     def b(x):
-        if version_info[0] == 2: return x
+        if version_info[0] == 2:
-        else: return x.encode('latin1')
+            return x
+        else:
+            return x.encode('latin1')
     assert(type(message) == type(b('')))
     block_size = 0
     n = key[0]
@@ -23,13 +27,17 @@ def b(x):
         raw_bytes.insert(0, pack("B", signature & 0xFF))
         signature >>= 8
     signature = (block_size - len(raw_bytes)) * b('\x00') + b('').join(raw_bytes)
-    if signature[0:2] != b('\x00\x01'): return False
+    if signature[0:2] != b('\x00\x01'):
+        return False
     signature = signature[2:]
-    if not b('\x00') in signature: return False
+    if not b('\x00') in signature:
+        return False
     signature = signature[signature.index(b('\x00'))+1:]
-    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')): return False
+    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')):
+        return False
     signature = signature[19:]
-    if signature != sha256(message).digest(): return False
+    if signature != sha256(message).digest():
+        return False
     return True
 
 sys.stderr.write(u'Hi! We changed distribution method and now youtube-dl needs to update itself one more time.\n')
@@ -92,7 +100,7 @@ def b(x):
 ping 127.0.0.1 -n 5 -w 1000 > NUL
 move /Y "%s.new" "%s"
 del "%s"
-    \n""" %(exe, exe, bat))
+    \n""" % (exe, exe, bat))
     b.close()
 
     os.startfile(bat)

test/helper.py

@@ -72,8 +72,10 @@ def download(self, x):
     def expect_warning(self, regex):
         # Silence an expected warning matching a regex
         old_report_warning = self.report_warning
+
         def report_warning(self, message):
-            if re.match(regex, message): return
+            if re.match(regex, message):
+                return
             old_report_warning(message)
         self.report_warning = types.MethodType(report_warning, self)
 

test/test_YoutubeDL.py

@@ -266,6 +266,7 @@ def test_prepare_filename(self):
             'ext': 'mp4',
             'width': None,
         }
+
         def fname(templ):
             ydl = YoutubeDL({'outtmpl': templ})
             return ydl.prepare_filename(info)

test/test_all_urls.py

@@ -32,19 +32,19 @@ def assertMatch(self, url, ie_list):
     def test_youtube_playlist_matching(self):
         assertPlaylist = lambda url: self.assertMatch(url, ['youtube:playlist'])
         assertPlaylist('ECUl4u3cNGP61MdtwGTqZA0MreSaDybji8')
-        assertPlaylist('UUBABnxM4Ar9ten8Mdjj1j0Q') #585
+        assertPlaylist('UUBABnxM4Ar9ten8Mdjj1j0Q')  # 585
         assertPlaylist('PL63F0C78739B09958')
         assertPlaylist('https://www.youtube.com/playlist?list=UUBABnxM4Ar9ten8Mdjj1j0Q')
         assertPlaylist('https://www.youtube.com/course?list=ECUl4u3cNGP61MdtwGTqZA0MreSaDybji8')
         assertPlaylist('https://www.youtube.com/playlist?list=PLwP_SiAcdui0KVebT0mU9Apz359a4ubsC')
-        assertPlaylist('https://www.youtube.com/watch?v=AV6J6_AeFEQ&playnext=1&list=PL4023E734DA416012') #668
+        assertPlaylist('https://www.youtube.com/watch?v=AV6J6_AeFEQ&playnext=1&list=PL4023E734DA416012')  # 668
         self.assertFalse('youtube:playlist' in self.matching_ies('PLtS2H6bU1M'))
         # Top tracks
         assertPlaylist('https://www.youtube.com/playlist?list=MCUS.20142101')
 
     def test_youtube_matching(self):
         self.assertTrue(YoutubeIE.suitable('PLtS2H6bU1M'))
-        self.assertFalse(YoutubeIE.suitable('https://www.youtube.com/watch?v=AV6J6_AeFEQ&playnext=1&list=PL4023E734DA416012')) #668
+        self.assertFalse(YoutubeIE.suitable('https://www.youtube.com/watch?v=AV6J6_AeFEQ&playnext=1&list=PL4023E734DA416012'))  # 668
         self.assertMatch('http://youtu.be/BaW_jenozKc', ['youtube'])
         self.assertMatch('http://www.youtube.com/v/BaW_jenozKc', ['youtube'])
         self.assertMatch('https://youtube.googleapis.com/v/BaW_jenozKc', ['youtube'])

test/test_download.py

@@ -40,18 +40,22 @@
 
 RETRIES = 3
 
+
 class YoutubeDL(youtube_dl.YoutubeDL):
     def __init__(self, *args, **kwargs):
         self.to_stderr = self.to_screen
         self.processed_info_dicts = []
         super(YoutubeDL, self).__init__(*args, **kwargs)
+
     def report_warning(self, message):
         # Don't accept warnings during tests
         raise ExtractorError(message)
+
     def process_info(self, info_dict):
         self.processed_info_dicts.append(info_dict)
         return super(YoutubeDL, self).process_info(info_dict)
 
+
 def _file_md5(fn):
     with open(fn, 'rb') as f:
         return hashlib.md5(f.read()).hexdigest()
@@ -61,10 +65,13 @@ def _file_md5(fn):
 
 class TestDownload(unittest.TestCase):
     maxDiff = None
+
     def setUp(self):
         self.defs = defs
 
-### Dynamically generate tests
+# Dynamically generate tests
+
+
 def generator(test_case):
 
     def test_template(self):
@@ -101,6 +108,7 @@ def print_skipping(reason):
         ydl = YoutubeDL(params, auto_init=False)
         ydl.add_default_info_extractors()
         finished_hook_called = set()
+
         def _hook(status):
             if status['status'] == 'finished':
                 finished_hook_called.add(status['filename'])
@@ -111,6 +119,7 @@ def get_tc_filename(tc):
             return tc.get('file') or ydl.prepare_filename(tc.get('info_dict', {}))
 
         res_dict = None
+
         def try_rm_tcs_files(tcs=None):
             if tcs is None:
                 tcs = test_cases
@@ -206,7 +215,7 @@ def try_rm_tcs_files(tcs=None):
 
     return test_template
 
-### And add them to TestDownload
+# And add them to TestDownload
 for n, test_case in enumerate(defs):
     test_method = generator(test_case)
     tname = 'test_' + str(test_case['name'])

test/test_subtitles.py

@@ -23,6 +23,7 @@
 class BaseTestSubtitles(unittest.TestCase):
     url = None
     IE = None
+
     def setUp(self):
         self.DL = FakeYDL()
         self.ie = self.IE(self.DL)

test/test_utils.py

@@ -120,7 +120,7 @@ def test_ordered_set(self):
         self.assertEqual(orderedSet([1, 1, 2, 3, 4, 4, 5, 6, 7, 3, 5]), [1, 2, 3, 4, 5, 6, 7])
         self.assertEqual(orderedSet([]), [])
         self.assertEqual(orderedSet([1]), [1])
-        #keep the list ordered
+        # keep the list ordered
         self.assertEqual(orderedSet([135, 1, 1, 1]), [135, 1])
 
     def test_unescape_html(self):
@@ -129,7 +129,7 @@ def test_unescape_html(self):
             unescapeHTML('é'), 'é')
 
     def test_daterange(self):
-        _20century = DateRange("19000101","20000101")
+        _20century = DateRange("19000101", "20000101")
         self.assertFalse("17890714" in _20century)
         _ac = DateRange("00010101")
         self.assertTrue("19690721" in _ac)

test/test_write_annotations.py

@@ -31,19 +31,18 @@ def __init__(self, *args, **kwargs):
 })
 
 
-
 TEST_ID = 'gr51aVj-mLg'
 ANNOTATIONS_FILE = TEST_ID + '.flv.annotations.xml'
 EXPECTED_ANNOTATIONS = ['Speech bubble', 'Note', 'Title', 'Spotlight', 'Label']
 
+
 class TestAnnotations(unittest.TestCase):
     def setUp(self):
         # Clear old files
         self.tearDown()
 
-
     def test_info_json(self):
-        expected = list(EXPECTED_ANNOTATIONS) #Two annotations could have the same text.
+        expected = list(EXPECTED_ANNOTATIONS)  # Two annotations could have the same text.
         ie = youtube_dl.extractor.YoutubeIE()
         ydl = YoutubeDL(params)
         ydl.add_info_extractor(ie)
@@ -51,7 +50,7 @@ def test_info_json(self):
         self.assertTrue(os.path.exists(ANNOTATIONS_FILE))
         annoxml = None
         with io.open(ANNOTATIONS_FILE, 'r', encoding='utf-8') as annof:
-                annoxml = xml.etree.ElementTree.parse(annof)
+            annoxml = xml.etree.ElementTree.parse(annof)
         self.assertTrue(annoxml is not None, 'Failed to parse annotations XML')
         root = annoxml.getroot()
         self.assertEqual(root.tag, 'document')
@@ -59,19 +58,18 @@ def test_info_json(self):
         self.assertEqual(annotationsTag.tag, 'annotations')
         annotations = annotationsTag.findall('annotation')
 
-        #Not all the annotations have TEXT children and the annotations are returned unsorted.
+        # Not all the annotations have TEXT children and the annotations are returned unsorted.
         for a in annotations:
-                self.assertEqual(a.tag, 'annotation')
+            self.assertEqual(a.tag, 'annotation')
-                if a.get('type') == 'text':
+            if a.get('type') == 'text':
-                        textTag = a.find('TEXT')
+                textTag = a.find('TEXT')
-                        text = textTag.text
+                text = textTag.text
-                        self.assertTrue(text in expected) #assertIn only added in python 2.7
+                self.assertTrue(text in expected)  # assertIn only added in python 2.7
-                        #remove the first occurance, there could be more than one annotation with the same text
+                # remove the first occurance, there could be more than one annotation with the same text
-                        expected.remove(text)
+                expected.remove(text)
-        #We should have seen (and removed) all the expected annotation texts.
+        # We should have seen (and removed) all the expected annotation texts.
         self.assertEqual(len(expected), 0, 'Not all expected annotations were found.')
 
-
     def tearDown(self):
         try_rm(ANNOTATIONS_FILE)
 

youtube_dl/YoutubeDL.py

@@ -552,7 +552,7 @@ def extract_info(self, url, download=True, ie_key=None, extra_info={},
 
             try:
                 ie_result = ie.extract(url)
-                if ie_result is None: # Finished already (backwards compatibility; listformats and friends should be moved here)
+                if ie_result is None:  # Finished already (backwards compatibility; listformats and friends should be moved here)
                     break
                 if isinstance(ie_result, list):
                     # Backwards compatibility: old IE result format
@@ -565,7 +565,7 @@ def extract_info(self, url, download=True, ie_key=None, extra_info={},
                     return self.process_ie_result(ie_result, download, extra_info)
                 else:
                     return ie_result
-            except ExtractorError as de: # An error we somewhat expected
+            except ExtractorError as de:  # An error we somewhat expected
                 self.report_error(compat_str(de), de.format_traceback())
                 break
             except MaxDownloadsReached:
@@ -700,6 +700,7 @@ def make_result(embedded_info):
             self.report_warning(
                 'Extractor %s returned a compat_list result. '
                 'It needs to be updated.' % ie_result.get('extractor'))
+
             def _fixup(r):
                 self.add_extra_info(r,
                     {
@@ -1010,7 +1011,7 @@ def process_info(self, info_dict):
                     else:
                         self.to_screen('[info] Writing video subtitles to: ' + sub_filename)
                         with io.open(encodeFilename(sub_filename), 'w', encoding='utf-8') as subfile:
-                                subfile.write(sub)
+                            subfile.write(sub)
                 except (OSError, IOError):
                     self.report_error('Cannot write subtitles file ' + sub_filename)
                     return
@@ -1111,7 +1112,7 @@ def download(self, url_list):
 
         for url in url_list:
             try:
-                #It also downloads the videos
+                # It also downloads the videos
                 res = self.extract_info(url)
             except UnavailableVideoError:
                 self.report_error('unable to download video')
@@ -1428,4 +1429,3 @@ def get_encoding(self):
         if encoding is None:
             encoding = preferredencoding()
         return encoding
-

youtube_dl/__init__.py

@@ -128,7 +128,6 @@ def _real_main(argv=None):
             compat_print(desc)
         sys.exit(0)
 
-
     # Conflicting, missing and erroneous options
     if opts.usenetrc and (opts.username is not None or opts.password is not None):
         parser.error('using .netrc conflicts with giving username/password')
@@ -197,7 +196,7 @@ def _real_main(argv=None):
         # In Python 2, sys.argv is a bytestring (also note http://bugs.python.org/issue2128 for Windows systems)
         if opts.outtmpl is not None:
             opts.outtmpl = opts.outtmpl.decode(preferredencoding())
-    outtmpl =((opts.outtmpl is not None and opts.outtmpl)
+    outtmpl = ((opts.outtmpl is not None and opts.outtmpl)
             or (opts.format == '-1' and opts.usetitle and '%(title)s-%(id)s-%(format)s.%(ext)s')
             or (opts.format == '-1' and '%(id)s-%(format)s.%(ext)s')
             or (opts.usetitle and opts.autonumber and '%(autonumber)s-%(title)s-%(id)s.%(ext)s')
@@ -317,7 +316,6 @@ def _real_main(argv=None):
                 ydl.add_post_processor(FFmpegAudioFixPP())
             ydl.add_post_processor(AtomicParsleyPP())
 
-
         # Please keep ExecAfterDownload towards the bottom as it allows the user to modify the final file in any way.
         # So if the user is able to remove the file before your postprocessor runs it might cause a few problems.
         if opts.exec_cmd:

youtube_dl/aes.py

@@ -7,6 +7,7 @@
 
 BLOCK_SIZE_BYTES = 16
 
+
 def aes_ctr_decrypt(data, key, counter):
     """
     Decrypt with aes in counter mode
@@ -20,10 +21,10 @@ def aes_ctr_decrypt(data, key, counter):
     expanded_key = key_expansion(key)
     block_count = int(ceil(float(len(data)) / BLOCK_SIZE_BYTES))
 
-    decrypted_data=[]
+    decrypted_data = []
     for i in range(block_count):
         counter_block = counter.next_value()
-        block = data[i*BLOCK_SIZE_BYTES : (i+1)*BLOCK_SIZE_BYTES]
+        block = data[i*BLOCK_SIZE_BYTES: (i+1)*BLOCK_SIZE_BYTES]
         block += [0]*(BLOCK_SIZE_BYTES - len(block))
 
         cipher_counter_block = aes_encrypt(counter_block, expanded_key)
@@ -32,6 +33,7 @@ def aes_ctr_decrypt(data, key, counter):
 
     return decrypted_data
 
+
 def aes_cbc_decrypt(data, key, iv):
     """
     Decrypt with aes in CBC mode
@@ -44,10 +46,10 @@ def aes_cbc_decrypt(data, key, iv):
     expanded_key = key_expansion(key)
     block_count = int(ceil(float(len(data)) / BLOCK_SIZE_BYTES))
 
-    decrypted_data=[]
+    decrypted_data = []
     previous_cipher_block = iv
     for i in range(block_count):
-        block = data[i*BLOCK_SIZE_BYTES : (i+1)*BLOCK_SIZE_BYTES]
+        block = data[i*BLOCK_SIZE_BYTES: (i+1)*BLOCK_SIZE_BYTES]
         block += [0]*(BLOCK_SIZE_BYTES - len(block))
 
         decrypted_block = aes_decrypt(block, expanded_key)
@@ -57,6 +59,7 @@ def aes_cbc_decrypt(data, key, iv):
 
     return decrypted_data
 
+
 def key_expansion(data):
     """
     Generate key schedule
@@ -64,7 +67,7 @@ def key_expansion(data):
     @param {int[]} data  16/24/32-Byte cipher key
     @returns {int[]}     176/208/240-Byte expanded key
     """
-    data = data[:] # copy
+    data = data[:]  # copy
     rcon_iteration = 1
     key_size_bytes = len(data)
     expanded_key_size_bytes = (key_size_bytes // 4 + 7) * BLOCK_SIZE_BYTES
@@ -73,24 +76,25 @@ def key_expansion(data):
         temp = data[-4:]
         temp = key_schedule_core(temp, rcon_iteration)
         rcon_iteration += 1
-        data += xor(temp, data[-key_size_bytes : 4-key_size_bytes])
+        data += xor(temp, data[-key_size_bytes: 4-key_size_bytes])
 
         for _ in range(3):
             temp = data[-4:]
-            data += xor(temp, data[-key_size_bytes : 4-key_size_bytes])
+            data += xor(temp, data[-key_size_bytes: 4-key_size_bytes])
 
         if key_size_bytes == 32:
             temp = data[-4:]
             temp = sub_bytes(temp)
-            data += xor(temp, data[-key_size_bytes : 4-key_size_bytes])
+            data += xor(temp, data[-key_size_bytes: 4-key_size_bytes])
 
         for _ in range(3 if key_size_bytes == 32  else 2 if key_size_bytes == 24 else 0):
             temp = data[-4:]
-            data += xor(temp, data[-key_size_bytes : 4-key_size_bytes])
+            data += xor(temp, data[-key_size_bytes: 4-key_size_bytes])
     data = data[:expanded_key_size_bytes]
 
     return data
 
+
 def aes_encrypt(data, expanded_key):
     """
     Encrypt one block with aes
@@ -107,10 +111,11 @@ def aes_encrypt(data, expanded_key):
         data = shift_rows(data)
         if i != rounds:
             data = mix_columns(data)
-        data = xor(data, expanded_key[i*BLOCK_SIZE_BYTES : (i+1)*BLOCK_SIZE_BYTES])
+        data = xor(data, expanded_key[i*BLOCK_SIZE_BYTES: (i+1)*BLOCK_SIZE_BYTES])
 
     return data
 
+
 def aes_decrypt(data, expanded_key):
     """
     Decrypt one block with aes
@@ -122,7 +127,7 @@ def aes_decrypt(data, expanded_key):
     rounds = len(expanded_key) // BLOCK_SIZE_BYTES - 1
 
     for i in range(rounds, 0, -1):
-        data = xor(data, expanded_key[i*BLOCK_SIZE_BYTES : (i+1)*BLOCK_SIZE_BYTES])
+        data = xor(data, expanded_key[i*BLOCK_SIZE_BYTES: (i+1)*BLOCK_SIZE_BYTES])
         if i != rounds:
             data = mix_columns_inv(data)
         data = shift_rows_inv(data)
@@ -131,6 +136,7 @@ def aes_decrypt(data, expanded_key):
 
     return data
 
+
 def aes_decrypt_text(data, password, key_size_bytes):
     """
     Decrypt text
@@ -157,6 +163,7 @@ def aes_decrypt_text(data, password, key_size_bytes):
 
     class Counter:
         __value = nonce + [0]*(BLOCK_SIZE_BYTES - NONCE_LENGTH_BYTES)
+
         def next_value(self):
             temp = self.__value
             self.__value = inc(self.__value)
@@ -200,14 +207,14 @@ def next_value(self):
             0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef,
             0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61,
             0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d)
-MIX_COLUMN_MATRIX = ((0x2,0x3,0x1,0x1),
+MIX_COLUMN_MATRIX = ((0x2, 0x3, 0x1, 0x1),
-                     (0x1,0x2,0x3,0x1),
+                     (0x1, 0x2, 0x3, 0x1),
-                     (0x1,0x1,0x2,0x3),
+                     (0x1, 0x1, 0x2, 0x3),
-                     (0x3,0x1,0x1,0x2))
+                     (0x3, 0x1, 0x1, 0x2))
-MIX_COLUMN_MATRIX_INV = ((0xE,0xB,0xD,0x9),
+MIX_COLUMN_MATRIX_INV = ((0xE, 0xB, 0xD, 0x9),
-                         (0x9,0xE,0xB,0xD),
+                         (0x9, 0xE, 0xB, 0xD),
-                         (0xD,0x9,0xE,0xB),
+                         (0xD, 0x9, 0xE, 0xB),
-                         (0xB,0xD,0x9,0xE))
+                         (0xB, 0xD, 0x9, 0xE))
 RIJNDAEL_EXP_TABLE = (0x01, 0x03, 0x05, 0x0F, 0x11, 0x33, 0x55, 0xFF, 0x1A, 0x2E, 0x72, 0x96, 0xA1, 0xF8, 0x13, 0x35,
                       0x5F, 0xE1, 0x38, 0x48, 0xD8, 0x73, 0x95, 0xA4, 0xF7, 0x02, 0x06, 0x0A, 0x1E, 0x22, 0x66, 0xAA,
                       0xE5, 0x34, 0x5C, 0xE4, 0x37, 0x59, 0xEB, 0x26, 0x6A, 0xBE, 0xD9, 0x70, 0x90, 0xAB, 0xE6, 0x31,
@@ -241,15 +248,19 @@ def next_value(self):
                       0x44, 0x11, 0x92, 0xd9, 0x23, 0x20, 0x2e, 0x89, 0xb4, 0x7c, 0xb8, 0x26, 0x77, 0x99, 0xe3, 0xa5,
                       0x67, 0x4a, 0xed, 0xde, 0xc5, 0x31, 0xfe, 0x18, 0x0d, 0x63, 0x8c, 0x80, 0xc0, 0xf7, 0x70, 0x07)
 
+
 def sub_bytes(data):
     return [SBOX[x] for x in data]
 
+
 def sub_bytes_inv(data):
     return [SBOX_INV[x] for x in data]
 
+
 def rotate(data):
     return data[1:] + [data[0]]
 
+
 def key_schedule_core(data, rcon_iteration):
     data = rotate(data)
     data = sub_bytes(data)
@@ -257,14 +268,17 @@ def key_schedule_core(data, rcon_iteration):
 
     return data
 
+
 def xor(data1, data2):
     return [x^y for x, y in zip(data1, data2)]
 
+
 def rijndael_mul(a, b):
-    if(a==0 or b==0):
+    if(a == 0 or b == 0):
         return 0
     return RIJNDAEL_EXP_TABLE[(RIJNDAEL_LOG_TABLE[a] + RIJNDAEL_LOG_TABLE[b]) % 0xFF]
 
+
 def mix_column(data, matrix):
     data_mixed = []
     for row in range(4):
@@ -275,33 +289,38 @@ def mix_column(data, matrix):
         data_mixed.append(mixed)
     return data_mixed
 
+
 def mix_columns(data, matrix=MIX_COLUMN_MATRIX):
     data_mixed = []
     for i in range(4):
-        column = data[i*4 : (i+1)*4]
+        column = data[i*4: (i+1)*4]
         data_mixed += mix_column(column, matrix)
     return data_mixed
 
+
 def mix_columns_inv(data):
     return mix_columns(data, MIX_COLUMN_MATRIX_INV)
 
+
 def shift_rows(data):
     data_shifted = []
     for column in range(4):
         for row in range(4):
-            data_shifted.append( data[((column + row) & 0b11) * 4 + row] )
+            data_shifted.append(data[((column + row) & 0b11) * 4 + row])
     return data_shifted
 
+
 def shift_rows_inv(data):
     data_shifted = []
     for column in range(4):
         for row in range(4):
-            data_shifted.append( data[((column - row) & 0b11) * 4 + row] )
+            data_shifted.append(data[((column - row) & 0b11) * 4 + row])
     return data_shifted
 
+
 def inc(data):
-    data = data[:] # copy
+    data = data[:]  # copy
-    for i in range(len(data)-1,-1,-1):
+    for i in range(len(data)-1, -1, -1):
         if data[i] == 255:
             data[i] = 0
         else:

youtube_dl/compat.py

@@ -10,47 +10,47 @@
 
 try:
     import urllib.request as compat_urllib_request
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urllib2 as compat_urllib_request
 
 try:
     import urllib.error as compat_urllib_error
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urllib2 as compat_urllib_error
 
 try:
     import urllib.parse as compat_urllib_parse
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urllib as compat_urllib_parse
 
 try:
     from urllib.parse import urlparse as compat_urllib_parse_urlparse
-except ImportError: # Python 2
+except ImportError:  # Python 2
     from urlparse import urlparse as compat_urllib_parse_urlparse
 
 try:
     import urllib.parse as compat_urlparse
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import urlparse as compat_urlparse
 
 try:
     import http.cookiejar as compat_cookiejar
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import cookielib as compat_cookiejar
 
 try:
     import html.entities as compat_html_entities
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import htmlentitydefs as compat_html_entities
 
 try:
     import html.parser as compat_html_parser
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import HTMLParser as compat_html_parser
 
 try:
     import http.client as compat_http_client
-except ImportError: # Python 2
+except ImportError:  # Python 2
     import httplib as compat_http_client
 
 try:
@@ -111,7 +111,7 @@ def compat_urllib_parse_unquote(string, encoding='utf-8', errors='replace'):
 
 try:
     from urllib.parse import parse_qs as compat_parse_qs
-except ImportError: # Python 2
+except ImportError:  # Python 2
     # HACK: The following is the correct parse_qs implementation from cpython 3's stdlib.
     # Python 2's version is apparently totally broken
 
@@ -157,12 +157,12 @@ def compat_parse_qs(qs, keep_blank_values=False, strict_parsing=False,
         return parsed_result
 
 try:
-    compat_str = unicode # Python 2
+    compat_str = unicode  # Python 2
 except NameError:
     compat_str = str
 
 try:
-    compat_chr = unichr # Python 2
+    compat_chr = unichr  # Python 2
 except NameError:
     compat_chr = chr
 
@@ -182,8 +182,10 @@ def shlex_quote(s):
 
 
 def compat_ord(c):
-    if type(c) is int: return c
+    if type(c) is int:
-    else: return ord(c)
+        return c
+    else:
+        return ord(c)
 
 
 if sys.version_info >= (3, 0):
@@ -254,7 +256,7 @@ def compat_expanduser(path):
                     drive = ''
                 userhome = os.path.join(drive, compat_getenv('HOMEPATH'))
 
-            if i != 1: #~user
+            if i != 1:  # ~user
                 userhome = os.path.join(os.path.dirname(userhome), path[1:i])
 
             return userhome + path[i:]

youtube_dl/downloader/common.py

@@ -81,7 +81,7 @@ def calc_eta(start, now, total, current):
         if total is None:
             return None
         dif = now - start
-        if current == 0 or dif < 0.001: # One millisecond
+        if current == 0 or dif < 0.001:  # One millisecond
             return None
         rate = float(current) / dif
         return int((float(total) - float(current)) / rate)
@@ -95,7 +95,7 @@ def format_eta(eta):
     @staticmethod
     def calc_speed(start, now, bytes):
         dif = now - start
-        if bytes == 0 or dif < 0.001: # One millisecond
+        if bytes == 0 or dif < 0.001:  # One millisecond
             return None
         return float(bytes) / dif
 
@@ -108,7 +108,7 @@ def format_speed(speed):
     @staticmethod
     def best_block_size(elapsed_time, bytes):
         new_min = max(bytes / 2.0, 1.0)
-        new_max = min(max(bytes * 2.0, 1.0), 4194304) # Do not surpass 4 MB
+        new_max = min(max(bytes * 2.0, 1.0), 4194304)  # Do not surpass 4 MB
         if elapsed_time < 0.001:
             return int(new_max)
         rate = bytes / elapsed_time

youtube_dl/downloader/hls.py

@@ -101,4 +101,3 @@ def real_download(self, filename, info_dict):
         })
         self.try_rename(tmpfilename, filename)
         return True
-

youtube_dl/downloader/rtmp.py

@@ -180,7 +180,7 @@ def run_rtmpdump(args):
         while (retval == RD_INCOMPLETE or retval == RD_FAILED) and not test and not live:
             prevsize = os.path.getsize(encodeFilename(tmpfilename))
             self.to_screen('[rtmpdump] %s bytes' % prevsize)
-            time.sleep(5.0) # This seems to be needed
+            time.sleep(5.0)  # This seems to be needed
             retval = run_rtmpdump(basic_args + ['-e'] + [[], ['-k', '1']][retval == RD_FAILED])
             cursize = os.path.getsize(encodeFilename(tmpfilename))
             if prevsize == cursize and retval == RD_FAILED:

youtube_dl/extractor/adultswim.py

@@ -5,6 +5,7 @@
 
 from .common import InfoExtractor
 
+
 class AdultSwimIE(InfoExtractor):
     _VALID_URL = r'https?://video\.adultswim\.com/(?P<path>.+?)(?:\.html)?(?:\?.*)?(?:#.*)?$'
     _TEST = {

youtube_dl/extractor/aparat.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 
 from __future__ import unicode_literals
 

youtube_dl/extractor/appletrailers.py

@@ -70,11 +70,13 @@ def _real_extract(self, url):
         uploader_id = mobj.group('company')
 
         playlist_url = compat_urlparse.urljoin(url, 'includes/playlists/itunes.inc')
+
         def fix_html(s):
             s = re.sub(r'(?s)<script[^<]*?>.*?</script>', '', s)
             s = re.sub(r'<img ([^<]*?)>', r'<img \1/>', s)
             # The ' in the onClick attributes are not escaped, it couldn't be parsed
             # like: http://trailers.apple.com/trailers/wb/gravity/
+
             def _clean_json(m):
                 return 'iTunes.playURL(%s);' % m.group(1).replace('\'', '&#39;')
             s = re.sub(self._JSON_RE, _clean_json, s)

youtube_dl/extractor/ard.py

@@ -192,4 +192,3 @@ def _real_extract(self, url):
             'upload_date': upload_date,
             'thumbnail': thumbnail,
         }
-

youtube_dl/extractor/audiomack.py

@@ -12,17 +12,17 @@ class AudiomackIE(InfoExtractor):
     _VALID_URL = r'https?://(?:www\.)?audiomack\.com/song/(?P<id>[\w/-]+)'
     IE_NAME = 'audiomack'
     _TESTS = [
-        #hosted on audiomack
+        # hosted on audiomack
         {
             'url': 'http://www.audiomack.com/song/roosh-williams/extraordinary',
             'info_dict':
             {
-                'id' : 'roosh-williams/extraordinary',
+                'id': 'roosh-williams/extraordinary',
                 'ext': 'mp3',
                 'title': 'Roosh Williams - Extraordinary'
             }
         },
-        #hosted on soundcloud via audiomack
+        # hosted on soundcloud via audiomack
         {
             'url': 'http://www.audiomack.com/song/xclusiveszone/take-kare',
             'file': '172419696.mp3',
@@ -49,7 +49,7 @@ def _real_extract(self, url):
             raise ExtractorError("Unable to deduce api url of song")
         realurl = api_response["url"]
 
-        #Audiomack wraps a lot of soundcloud tracks in their branded wrapper
+        # Audiomack wraps a lot of soundcloud tracks in their branded wrapper
         # - if so, pass the work off to the soundcloud extractor
         if SoundcloudIE.suitable(realurl):
             return {'_type': 'url', 'url': realurl, 'ie_key': 'Soundcloud'}

youtube_dl/extractor/bambuser.py

@@ -18,7 +18,7 @@ class BambuserIE(InfoExtractor):
     _TEST = {
         'url': 'http://bambuser.com/v/4050584',
         # MD5 seems to be flaky, see https://travis-ci.org/rg3/youtube-dl/jobs/14051016#L388
-        #u'md5': 'fba8f7693e48fd4e8641b3fd5539a641',
+        # u'md5': 'fba8f7693e48fd4e8641b3fd5539a641',
         'info_dict': {
             'id': '4050584',
             'ext': 'flv',

youtube_dl/extractor/bandcamp.py

@@ -83,12 +83,12 @@ def _real_extract(self, url):
         initial_url = mp3_info['url']
         re_url = r'(?P<server>http://(.*?)\.bandcamp\.com)/download/track\?enc=mp3-320&fsig=(?P<fsig>.*?)&id=(?P<id>.*?)&ts=(?P<ts>.*)$'
         m_url = re.match(re_url, initial_url)
-        #We build the url we will use to get the final track url
+        # We build the url we will use to get the final track url
         # This url is build in Bandcamp in the script download_bunde_*.js
         request_url = '%s/statdownload/track?enc=mp3-320&fsig=%s&id=%s&ts=%s&.rand=665028774616&.vrs=1' % (m_url.group('server'), m_url.group('fsig'), video_id, m_url.group('ts'))
         final_url_webpage = self._download_webpage(request_url, video_id, 'Requesting download url')
         # If we could correctly generate the .rand field the url would be
-        #in the "download_url" key
+        # in the "download_url" key
         final_url = re.search(r'"retry_url":"(.*?)"', final_url_webpage).group(1)
 
         return {

youtube_dl/extractor/bild.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 from .common import InfoExtractor

youtube_dl/extractor/channel9.py

@@ -5,6 +5,7 @@
 from .common import InfoExtractor
 from ..utils import ExtractorError
 
+
 class Channel9IE(InfoExtractor):
     '''
     Common extractor for channel9.msdn.com.
@@ -31,7 +32,7 @@ class Channel9IE(InfoExtractor):
                 'session_code': 'KOS002',
                 'session_day': 'Day 1',
                 'session_room': 'Arena 1A',
-                'session_speakers': [ 'Ed Blankenship', 'Andrew Coates', 'Brady Gaster', 'Patrick Klug', 'Mads Kristensen' ],
+                'session_speakers': ['Ed Blankenship', 'Andrew Coates', 'Brady Gaster', 'Patrick Klug', 'Mads Kristensen'],
             },
         },
         {
@@ -44,7 +45,7 @@ class Channel9IE(InfoExtractor):
                 'description': 'md5:d1e6ecaafa7fb52a2cacdf9599829f5b',
                 'duration': 1540,
                 'thumbnail': 'http://video.ch9.ms/ch9/87e1/0300391f-a455-4c72-bec3-4422f19287e1/selfservicenuk_512.jpg',
-                'authors': [ 'Mike Wilmot' ],
+                'authors': ['Mike Wilmot'],
             },
         }
     ]
@@ -83,7 +84,7 @@ def _formats_from_html(self, html):
             'format_id': x.group('quality'),
             'format_note': x.group('note'),
             'format': '%s (%s)' % (x.group('quality'), x.group('note')),
-            'filesize': self._restore_bytes(x.group('filesize')), # File size is approximate
+            'filesize': self._restore_bytes(x.group('filesize')),  # File size is approximate
             'preference': self._known_formats.index(x.group('quality')),
             'vcodec': 'none' if x.group('note') == 'Audio only' else None,
         } for x in list(re.finditer(FORMAT_REGEX, html)) if x.group('quality') in self._known_formats]
@@ -202,17 +203,17 @@ def _extract_content(self, html, content_path):
 
         if slides is not None:
             d = common.copy()
-            d.update({ 'title': title + '-Slides', 'url': slides })
+            d.update({'title': title + '-Slides', 'url': slides})
             result.append(d)
 
         if zip_ is not None:
             d = common.copy()
-            d.update({ 'title': title + '-Zip', 'url': zip_ })
+            d.update({'title': title + '-Zip', 'url': zip_})
             result.append(d)
 
         if len(formats) > 0:
             d = common.copy()
-            d.update({ 'title': title, 'formats': formats })
+            d.update({'title': title, 'formats': formats})
             result.append(d)
 
         return result
@@ -270,5 +271,5 @@ def _real_extract(self, url):
             else:
                 raise ExtractorError('Unexpected WT.entryid %s' % page_type, expected=True)
 
-        else: # Assuming list
+        else:  # Assuming list
             return self._extract_list(content_path)

youtube_dl/extractor/clipsyndicate.py

@@ -39,6 +39,7 @@ def _real_extract(self, url):
             transform_source=fix_xml_ampersands)
 
         track_doc = pdoc.find('trackList/track')
+
         def find_param(name):
             node = find_xpath_attr(track_doc, './/param', 'name', name)
             if node is not None:

youtube_dl/extractor/common.py

@@ -423,17 +423,18 @@ def report_login(self):
         """Report attempt to log in."""
         self.to_screen('Logging in')
 
-    #Methods for following #608
+    # Methods for following #608
     @staticmethod
     def url_result(url, ie=None, video_id=None):
         """Returns a url that points to a page that should be processed"""
-        #TODO: ie should be the class used for getting the info
+        # TODO: ie should be the class used for getting the info
         video_info = {'_type': 'url',
                       'url': url,
                       'ie_key': ie}
         if video_id is not None:
             video_info['id'] = video_id
         return video_info
+
     @staticmethod
     def playlist_result(entries, playlist_id=None, playlist_title=None):
         """Returns a playlist"""

youtube_dl/extractor/cracked.py

@@ -54,7 +54,7 @@ def _real_extract(self, url):
 
         return {
             'id': video_id,
-            'url':video_url,
+            'url': video_url,
             'title': title,
             'description': description,
             'timestamp': timestamp,

youtube_dl/extractor/crunchyroll.py

@@ -69,11 +69,9 @@ def _login(self):
         login_request.add_header('Content-Type', 'application/x-www-form-urlencoded')
         self._download_webpage(login_request, None, False, 'Wrong login info')
 
-
     def _real_initialize(self):
         self._login()
 
-
     def _decrypt_subtitles(self, data, iv, id):
         data = bytes_to_intlist(data)
         iv = bytes_to_intlist(iv)
@@ -99,8 +97,10 @@ def obfuscate_key(key):
             return shaHash + [0] * 12
 
         key = obfuscate_key(id)
+
         class Counter:
             __value = iv
+
             def next_value(self):
                 temp = self.__value
                 self.__value = inc(self.__value)
@@ -183,7 +183,7 @@ def ass_bool(strvalue):
 
         return output
 
-    def _real_extract(self,url):
+    def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
         video_id = mobj.group('video_id')
 

youtube_dl/extractor/dailymotion.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 import re
@@ -18,6 +18,7 @@
     unescapeHTML,
 )
 
+
 class DailymotionBaseInfoExtractor(InfoExtractor):
     @staticmethod
     def _build_request(url):
@@ -27,6 +28,7 @@ def _build_request(url):
         request.add_header('Cookie', 'ff=off')
         return request
 
+
 class DailymotionIE(DailymotionBaseInfoExtractor, SubtitlesInfoExtractor):
     """Information Extractor for Dailymotion"""
 

youtube_dl/extractor/dotsub.py

@@ -27,7 +27,7 @@ def _real_extract(self, url):
         video_id = mobj.group('id')
         info_url = "https://dotsub.com/api/media/%s/metadata" % video_id
         info = self._download_json(info_url, video_id)
-        date = time.gmtime(info['dateCreated']/1000) # The timestamp is in miliseconds
+        date = time.gmtime(info['dateCreated']/1000)  # The timestamp is in miliseconds
 
         return {
             'id': video_id,

youtube_dl/extractor/fc2.py

@@ -40,7 +40,7 @@ def _real_extract(self, url):
 
         info_url = (
             "http://video.fc2.com/ginfo.php?mimi={1:s}&href={2:s}&v={0:s}&fversion=WIN%2011%2C6%2C602%2C180&from=2&otag=0&upid={0:s}&tk=null&".
-            format(video_id, mimi, compat_urllib_request.quote(refer, safe='').replace('.','%2E')))
+            format(video_id, mimi, compat_urllib_request.quote(refer, safe='').replace('.', '%2E')))
 
         info_webpage = self._download_webpage(
             info_url, video_id, note='Downloading info page')

youtube_dl/extractor/generic.py

@@ -1025,4 +1025,3 @@ def filter_video(urls):
                 '_type': 'playlist',
                 'entries': entries,
             }
-

youtube_dl/extractor/internetvideoarchive.py

@@ -32,7 +32,7 @@ def _build_url(query):
     def _clean_query(query):
         NEEDED_ARGS = ['publishedid', 'customerid']
         query_dic = compat_urlparse.parse_qs(query)
-        cleaned_dic = dict((k,v[0]) for (k,v) in query_dic.items() if k in NEEDED_ARGS)
+        cleaned_dic = dict((k, v[0]) for (k, v) in query_dic.items() if k in NEEDED_ARGS)
         # Other player ids return m3u8 urls
         cleaned_dic['playerid'] = '247'
         cleaned_dic['videokbrate'] = '100000'

youtube_dl/extractor/ivi.py

@@ -152,17 +152,17 @@ def _real_extract(self, url):
         compilation_id = mobj.group('compilationid')
         season_id = mobj.group('seasonid')
 
-        if season_id is not None: # Season link
+        if season_id is not None:  # Season link
             season_page = self._download_webpage(url, compilation_id, 'Downloading season %s web page' % season_id)
             playlist_id = '%s/season%s' % (compilation_id, season_id)
             playlist_title = self._html_search_meta('title', season_page, 'title')
             entries = self._extract_entries(season_page, compilation_id)
-        else: # Compilation link            
+        else:  # Compilation link
             compilation_page = self._download_webpage(url, compilation_id, 'Downloading compilation web page')
             playlist_id = compilation_id
             playlist_title = self._html_search_meta('title', compilation_page, 'title')
             seasons = re.findall(r'<a href="/watch/%s/season(\d+)">[^<]+</a>' % compilation_id, compilation_page)
-            if len(seasons) == 0: # No seasons in this compilation
+            if len(seasons) == 0:  # No seasons in this compilation
                 entries = self._extract_entries(compilation_page, compilation_id)
             else:
                 entries = []

youtube_dl/extractor/jadorecettepub.py

@@ -45,4 +45,3 @@ def _real_extract(self, url):
             'title': title,
             'description': description,
         }
-

youtube_dl/extractor/ku6.py

@@ -30,4 +30,3 @@ def _real_extract(self, url):
             'title': title,
             'url': downloadUrl
         }
-

youtube_dl/extractor/laola1tv.py

@@ -75,4 +75,3 @@ def _real_extract(self, url):
             'categories': categories,
             'ext': 'mp4',
         }
-

youtube_dl/extractor/lifenews.py

@@ -52,7 +52,7 @@ def _real_extract(self, url):
             r'<div class=\'comments\'>\s*<span class=\'counter\'>(\d+)</span>', webpage, 'comment count', fatal=False)
 
         upload_date = self._html_search_regex(
-            r'<time datetime=\'([^\']+)\'>', webpage, 'upload date',fatal=False)
+            r'<time datetime=\'([^\']+)\'>', webpage, 'upload date', fatal=False)
         if upload_date is not None:
             upload_date = unified_strdate(upload_date)
 

youtube_dl/extractor/malemotion.py

@@ -7,6 +7,7 @@
     compat_urllib_parse,
 )
 
+
 class MalemotionIE(InfoExtractor):
     _VALID_URL = r'^(?:https?://)?malemotion\.com/video/(.+?)\.(?P<id>.+?)(#|$)'
     _TEST = {

youtube_dl/extractor/moniker.py

@@ -54,7 +54,7 @@ def _real_extract(self, url):
 
         title = os.path.splitext(data['fname'])[0]
 
-        #Could be several links with different quality
+        # Could be several links with different quality
         links = re.findall(r'"file" : "?(.+?)",', webpage)
         # Assume the links are ordered in quality
         formats = [{

youtube_dl/extractor/moviezine.py

@@ -27,7 +27,7 @@ def _real_extract(self, url):
         webpage = self._download_webpage(url, video_id)
         jsplayer = self._download_webpage('http://www.moviezine.se/api/player.js?video=%s' % video_id, video_id, 'Downloading js api player')
 
-        formats =[{
+        formats = [{
             'format_id': 'sd',
             'url': self._html_search_regex(r'file: "(.+?)",', jsplayer, 'file'),
             'quality': 0,

youtube_dl/extractor/mtv.py

@@ -60,7 +60,7 @@ def _extract_mobile_video_formats(self, mtvn_id):
         url = response.geturl()
         # Transform the url to get the best quality:
         url = re.sub(r'.+pxE=mp4', 'http://mtvnmobile.vo.llnwd.net/kip0/_pxn=0+_pxK=18639+_pxE=mp4', url, 1)
-        return [{'url': url,'ext': 'mp4'}]
+        return [{'url': url, 'ext': 'mp4'}]
 
     def _extract_video_formats(self, mdoc, mtvn_id):
         if re.match(r'.*/(error_country_block\.swf|geoblock\.mp4)$', mdoc.find('.//src').text) is not None:

youtube_dl/extractor/muenchentv.py

@@ -73,4 +73,3 @@ def _real_extract(self, url):
             'is_live': True,
             'thumbnail': thumbnail,
         }
-

youtube_dl/extractor/muzu.py

@@ -37,7 +37,7 @@ def _real_extract(self, url):
         player_info_page = self._download_webpage('http://player.muzu.tv/player/playerInit?ai=%s' % video_id,
                                                   video_id, u'Downloading player info')
         video_info = json.loads(player_info_page)['videos'][0]
-        for quality in ['1080' , '720', '480', '360']:
+        for quality in ['1080', '720', '480', '360']:
             if video_info.get('v%s' % quality):
                 break
 

youtube_dl/extractor/myvideo.py

@@ -33,7 +33,7 @@ class MyVideoIE(InfoExtractor):
     # Original Code from: https://github.com/dersphere/plugin.video.myvideo_de.git
     # Released into the Public Domain by Tristan Fischer on 2013-05-19
     # https://github.com/rg3/youtube-dl/pull/842
-    def __rc4crypt(self,data, key):
+    def __rc4crypt(self, data, key):
         x = 0
         box = list(range(256))
         for i in list(range(256)):
@@ -49,10 +49,10 @@ def __rc4crypt(self,data, key):
             out += chr(compat_ord(char) ^ box[(box[x] + box[y]) % 256])
         return out
 
-    def __md5(self,s):
+    def __md5(self, s):
         return hashlib.md5(s).hexdigest().encode()
 
-    def _real_extract(self,url):
+    def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
         video_id = mobj.group('id')
 
@@ -173,4 +173,3 @@ def _real_extract(self,url):
             'play_path': video_playpath,
             'player_url': video_swfobj,
         }
-

youtube_dl/extractor/naver.py

@@ -40,7 +40,7 @@ def _real_extract(self, url):
             raise ExtractorError('couldn\'t extract vid and key')
         vid = m_id.group(1)
         key = m_id.group(2)
-        query = compat_urllib_parse.urlencode({'vid': vid, 'inKey': key,})
+        query = compat_urllib_parse.urlencode({'vid': vid, 'inKey': key, })
         query_urls = compat_urllib_parse.urlencode({
             'masterVid': vid,
             'protocol': 'p2p',
@@ -65,7 +65,7 @@ def _real_extract(self, url):
             if domain.startswith('rtmp'):
                 f.update({
                     'ext': 'flv',
-                    'rtmp_protocol': '1', # rtmpt
+                    'rtmp_protocol': '1',  # rtmpt
                 })
             formats.append(f)
         self._sort_formats(formats)

youtube_dl/extractor/nba.py

@@ -39,7 +39,6 @@ def _real_extract(self, url):
         duration = parse_duration(
             self._html_search_meta('duration', webpage, 'duration', fatal=False))
 
-
         return {
             'id': shortened_video_id,
             'url': video_url,

youtube_dl/extractor/nhl.py

@@ -31,7 +31,7 @@ def _extract_video(self, info):
                 path_url, video_id, 'Downloading final video url')
             video_url = path_doc.find('path').text
         else:
-           video_url = initial_video_url
+            video_url = initial_video_url
 
         join = compat_urlparse.urljoin
         return {

youtube_dl/extractor/ooyala.py

@@ -97,4 +97,3 @@ def _real_extract(self, url):
             }
         else:
             return self._extract_result(videos_info[0], videos_more_info)
-        

youtube_dl/extractor/podomatic.py

@@ -6,6 +6,7 @@
 from .common import InfoExtractor
 from ..utils import int_or_none
 
+
 class PodomaticIE(InfoExtractor):
     IE_NAME = 'podomatic'
     _VALID_URL = r'^(?P<proto>https?)://(?P<channel>[^.]+)\.podomatic\.com/entry/(?P<id>[^?]+)'

youtube_dl/extractor/pornhub.py

@@ -56,7 +56,7 @@ def _real_extract(self, url):
         comment_count = self._extract_count(
             r'All comments \(<var class="videoCommentCount">([\d,\.]+)</var>', webpage, 'comment')
 
-        video_urls = list(map(compat_urllib_parse.unquote , re.findall(r'"quality_[0-9]{3}p":"([^"]+)', webpage)))
+        video_urls = list(map(compat_urllib_parse.unquote, re.findall(r'"quality_[0-9]{3}p":"([^"]+)', webpage)))
         if webpage.find('"encrypted":true') != -1:
             password = compat_urllib_parse.unquote_plus(self._html_search_regex(r'"video_title":"([^"]+)', webpage, 'password'))
             video_urls = list(map(lambda s: aes_decrypt_text(s, password, 32).decode('utf-8'), video_urls))

youtube_dl/extractor/pornotube.py

@@ -38,7 +38,7 @@ def _real_extract(self, url):
         video_url = self._search_regex(VIDEO_URL_RE, webpage, 'video url')
         video_url = compat_urllib_parse.unquote(video_url)
 
-        #Get the uploaded date
+        # Get the uploaded date
         VIDEO_UPLOADED_RE = r'<div class="video_added_by">Added (?P<date>[0-9\/]+) by'
         upload_date = self._html_search_regex(VIDEO_UPLOADED_RE, webpage, 'upload date', fatal=False)
         if upload_date:

youtube_dl/extractor/ringtv.py

@@ -41,4 +41,3 @@ def _real_extract(self, url):
             'thumbnail': thumbnail_url,
             'description': description,
         }
-

youtube_dl/extractor/rtve.py

@@ -54,7 +54,6 @@ def _decrypt_url(png):
     return url
 
 
-
 class RTVEALaCartaIE(InfoExtractor):
     IE_NAME = 'rtve.es:alacarta'
     IE_DESC = 'RTVE a la carta'

youtube_dl/extractor/servingsys.py

@@ -67,5 +67,3 @@ def _real_extract(self, url):
             'title': title,
             'entries': entries,
         }
-
- 

youtube_dl/extractor/sportdeutschland.py

@@ -93,4 +93,3 @@ def _real_extract(self, url):
             'rtmp_live': asset.get('live'),
             'timestamp': parse_iso8601(asset.get('date')),
         }
-

youtube_dl/extractor/subtitles.py

@@ -50,7 +50,7 @@ def extract_subtitles(self, video_id, webpage):
 
             sub_lang_list = {}
             for sub_lang in requested_langs:
-                if not sub_lang in available_subs_list:
+                if sub_lang not in available_subs_list:
                     self._downloader.report_warning(u'no closed captions found in the specified language "%s"' % sub_lang)
                     continue
                 sub_lang_list[sub_lang] = available_subs_list[sub_lang]

youtube_dl/extractor/telecinco.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 from .mitele import MiTeleIE

youtube_dl/extractor/theplatform.py

@@ -35,11 +35,12 @@ class ThePlatformIE(InfoExtractor):
             'skip_download': True,
         },
     }
+
     def _real_extract(self, url):
         mobj = re.match(self._VALID_URL, url)
         video_id = mobj.group('id')
         if mobj.group('config'):
-            config_url = url+ '&form=json'
+            config_url = url + '&form=json'
             config_url = config_url.replace('swf/', 'config/')
             config_url = config_url.replace('onsite/', 'onsite/config/')
             config = self._download_json(config_url, video_id, 'Downloading config')
@@ -48,7 +49,6 @@ def _real_extract(self, url):
             smil_url = ('http://link.theplatform.com/s/dJ5BDC/{0}/meta.smil?'
                 'format=smil&mbr=true'.format(video_id))
 
-
         meta = self._download_xml(smil_url, video_id)
         try:
             error_msg = next(

youtube_dl/extractor/thisav.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 import re

youtube_dl/extractor/traileraddict.py

@@ -25,7 +25,7 @@ def _real_extract(self, url):
         webpage = self._download_webpage(url, name)
 
         title = self._search_regex(r'<title>(.+?)</title>',
-                webpage, 'video title').replace(' - Trailer Addict','')
+                webpage, 'video title').replace(' - Trailer Addict', '')
         view_count_str = self._search_regex(
             r'<span class="views_n">([0-9,.]+)</span>',
             webpage, 'view count', fatal=False)
@@ -43,10 +43,10 @@ def _real_extract(self, url):
             fvar = "fvar"
 
         info_url = "http://www.traileraddict.com/%s.php?tid=%s" % (fvar, str(video_id))
-        info_webpage = self._download_webpage(info_url, video_id , "Downloading the info webpage")
+        info_webpage = self._download_webpage(info_url, video_id, "Downloading the info webpage")
 
         final_url = self._search_regex(r'&fileurl=(.+)',
-                info_webpage, 'Download url').replace('%3F','?')
+                info_webpage, 'Download url').replace('%3F', '?')
         thumbnail_url = self._search_regex(r'&image=(.+?)&',
                 info_webpage, 'thumbnail url')
 

youtube_dl/extractor/trilulilu.py

@@ -63,4 +63,3 @@ def _real_extract(self, url):
             'description': description,
             'thumbnail': thumbnail,
         }
-

youtube_dl/extractor/tudou.py

@@ -41,7 +41,7 @@ def _url_for_id(self, id, quality = None):
         if quality:
             info_url += '&hd' + quality
         webpage = self._download_webpage(info_url, id, "Opening the info webpage")
-        final_url = self._html_search_regex('>(.+?)</f>',webpage, 'video url')
+        final_url = self._html_search_regex('>(.+?)</f>', webpage, 'video url')
         return final_url
 
     def _real_extract(self, url):

youtube_dl/extractor/vice.py

@@ -35,4 +35,3 @@ def _real_extract(self, url):
         except ExtractorError:
             raise ExtractorError('The page doesn\'t contain a video', expected=True)
         return self.url_result(ooyala_url, ie='Ooyala')
-

youtube_dl/extractor/videofyme.py

@@ -6,6 +6,7 @@
     determine_ext,
 )
 
+
 class VideofyMeIE(InfoExtractor):
     _VALID_URL = r'https?://(www\.videofy\.me/.+?|p\.videofy\.me/v)/(?P<id>\d+)(&|#|$)'
     IE_NAME = u'videofy.me'

youtube_dl/extractor/vidzi.py

@@ -1,4 +1,4 @@
-#coding: utf-8
+# coding: utf-8
 from __future__ import unicode_literals
 
 from .common import InfoExtractor
@@ -30,4 +30,3 @@ def _real_extract(self, url):
             'title': title,
             'url': video_url,
         }
-        

youtube_dl/extractor/worldstarhiphop.py

@@ -51,4 +51,3 @@ def _real_extract(self, url):
             'title': video_title,
             'thumbnail': thumbnail,
         }
-

youtube_dl/extractor/xbef.py

@@ -47,4 +47,3 @@ def _real_extract(self, url):
             'thumbnail': thumbnail,
             'age_limit': 18,
         }
-

youtube_dl/extractor/xhamster.py

@@ -42,7 +42,7 @@ class XHamsterIE(InfoExtractor):
         }
     ]
 
-    def _real_extract(self,url):
+    def _real_extract(self, url):
         def extract_video_url(webpage):
             mp4 = re.search(r'<video\s+.*?file="([^"]+)".*?>', webpage)
             if mp4 is None:

youtube_dl/extractor/youku.py

@@ -35,10 +35,10 @@ class YoukuIE(InfoExtractor):
 
     def _gen_sid(self):
         nowTime = int(time.time() * 1000)
-        random1 = random.randint(1000,1998)
+        random1 = random.randint(1000, 1998)
-        random2 = random.randint(1000,9999)
+        random2 = random.randint(1000, 9999)
 
-        return "%d%d%d" %(nowTime,random1,random2)
+        return "%d%d%d" % (nowTime, random1, random2)
 
     def _get_file_ID_mix_string(self, seed):
         mixed = []
@@ -49,7 +49,7 @@ def _get_file_ID_mix_string(self, seed):
             index  =  math.floor(seed / 65536 * len(source))
             mixed.append(source[int(index)])
             source.remove(source[int(index)])
-        #return ''.join(mixed)
+        # return ''.join(mixed)
         return mixed
 
     def _get_file_id(self, fileId, seed):
@@ -100,12 +100,12 @@ def _real_extract(self, url):
         keys = [s['k'] for s in config['data'][0]['segs'][format]]
         # segs is usually a dictionary, but an empty *list* if an error occured.
 
-        files_info=[]
+        files_info = []
         sid = self._gen_sid()
         fileid = self._get_file_id(fileid, seed)
 
-        #column 8,9 of fileid represent the segment number
+        # column 8,9 of fileid represent the segment number
-        #fileid[7:9] should be changed
+        # fileid[7:9] should be changed
         for index, key in enumerate(keys):
             temp_fileid = '%s%02X%s' % (fileid[0:8], index, fileid[10:])
             download_url = 'http://k.youku.com/player/getFlvPath/sid/%s_%02X/st/flv/fileid/%s?k=%s' % (sid, index, temp_fileid, key)

youtube_dl/extractor/youtube.py

@@ -33,6 +33,7 @@
     uppercase_escape,
 )
 
+
 class YoutubeBaseInfoExtractor(InfoExtractor):
     """Provide base functions for Youtube extractors"""
     _LOGIN_URL = 'https://accounts.google.com/ServiceLogin'
@@ -99,7 +100,7 @@ def _login(self):
 
         # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
         # chokes on unicode
-        login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in login_form_strs.items())
+        login_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k, v in login_form_strs.items())
         login_data = compat_urllib_parse.urlencode(login_form).encode('ascii')
 
         req = compat_urllib_request.Request(self._LOGIN_URL, login_data)
@@ -149,7 +150,7 @@ def _login(self):
                 'service': 'youtube',
                 'hl': 'en_US',
             }
-            tfa_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k,v in tfa_form_strs.items())
+            tfa_form = dict((k.encode('utf-8'), v.encode('utf-8')) for k, v in tfa_form_strs.items())
             tfa_data = compat_urllib_parse.urlencode(tfa_form).encode('ascii')
 
             tfa_req = compat_urllib_request.Request(self._TWOFACTOR_URL, tfa_data)
@@ -618,7 +619,7 @@ def _get_available_automatic_caption(self, video_id, webpage):
             list_url = caption_url + '&' + list_params
             caption_list = self._download_xml(list_url, video_id)
             original_lang_node = caption_list.find('track')
-            if original_lang_node is None or original_lang_node.attrib.get('kind') != 'asr' :
+            if original_lang_node is None or original_lang_node.attrib.get('kind') != 'asr':
                 self._downloader.report_warning('Video doesn\'t have automatic captions')
                 return {}
             original_lang = original_lang_node.attrib['lang_code']
@@ -651,6 +652,7 @@ def extract_id(cls, url):
 
     def _extract_from_m3u8(self, manifest_url, video_id):
         url_map = {}
+
         def _get_urls(_manifest):
             lines = _manifest.split('\n')
             urls = filter(lambda l: l and not l.startswith('#'),
@@ -850,7 +852,7 @@ def _extract_count(count_name):
         # annotations
         video_annotations = None
         if self._downloader.params.get('writeannotations', False):
-                video_annotations = self._extract_annotations(video_id)
+            video_annotations = self._extract_annotations(video_id)
 
         # Decide which formats to download
         try:
@@ -900,7 +902,7 @@ def _map_to_format_list(urlmap):
                 'player_url': player_url,
             }]
         elif len(video_info.get('url_encoded_fmt_stream_map', [])) >= 1 or len(video_info.get('adaptive_fmts', [])) >= 1:
-            encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts',[''])[0]
+            encoded_url_map = video_info.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info.get('adaptive_fmts', [''])[0]
             if 'rtmpe%3Dyes' in encoded_url_map:
                 raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected=True)
             url_map = {}
@@ -974,6 +976,7 @@ def _map_to_format_list(urlmap):
                     dash_manifest_url = video_info.get('dashmpd')[0]
                 else:
                     dash_manifest_url = ytplayer_config['args']['dashmpd']
+
                 def decrypt_sig(mobj):
                     s = mobj.group(1)
                     dec_s = self._decrypt_signature(s, video_id, player_url, age_gate)
@@ -1033,6 +1036,7 @@ def decrypt_sig(mobj):
             'formats':      formats,
         }
 
+
 class YoutubePlaylistIE(YoutubeBaseInfoExtractor):
     IE_DESC = 'YouTube.com playlists'
     _VALID_URL = r"""(?x)(?:
@@ -1333,8 +1337,10 @@ def suitable(cls, url):
         # Don't return True if the url can be extracted with other youtube
         # extractor, the regex would is too permissive and it would match.
         other_ies = iter(klass for (name, klass) in globals().items() if name.endswith('IE') and klass is not cls)
-        if any(ie.suitable(url) for ie in other_ies): return False
+        if any(ie.suitable(url) for ie in other_ies):
-        else: return super(YoutubeUserIE, cls).suitable(url)
+            return False
+        else:
+            return super(YoutubeUserIE, cls).suitable(url)
 
     def _real_extract(self, url):
         # Extract username
@@ -1557,12 +1563,14 @@ def _real_extract(self, url):
             paging = mobj.group('paging')
         return self.playlist_result(feed_entries, playlist_title=self._PLAYLIST_TITLE)
 
+
 class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor):
     IE_DESC = 'YouTube.com recommended videos, "ytrec" keyword (requires authentication)'
     _VALID_URL = r'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
     _FEED_NAME = 'recommended'
     _PLAYLIST_TITLE = 'Youtube Recommended videos'
 
+
 class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor):
     IE_DESC = 'Youtube watch later list, "ytwatchlater" keyword (requires authentication)'
     _VALID_URL = r'https?://www\.youtube\.com/feed/watch_later|:ytwatchlater'
@@ -1570,6 +1578,7 @@ class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor):
     _PLAYLIST_TITLE = 'Youtube Watch Later'
     _PERSONAL_FEED = True
 
+
 class YoutubeHistoryIE(YoutubeFeedsInfoExtractor):
     IE_DESC = 'Youtube watch history, "ythistory" keyword (requires authentication)'
     _VALID_URL = 'https?://www\.youtube\.com/feed/history|:ythistory'
@@ -1577,6 +1586,7 @@ class YoutubeHistoryIE(YoutubeFeedsInfoExtractor):
     _PERSONAL_FEED = True
     _PLAYLIST_TITLE = 'Youtube Watch History'
 
+
 class YoutubeFavouritesIE(YoutubeBaseInfoExtractor):
     IE_NAME = 'youtube:favorites'
     IE_DESC = 'YouTube.com favourite videos, "ytfav" keyword (requires authentication)'

youtube_dl/options.py

@@ -621,7 +621,7 @@ def _hide_login_info(opts):
     postproc.add_option(
         '--exec',
         metavar='CMD', dest='exec_cmd',
-        help='Execute a command on the file after downloading, similar to find\'s -exec syntax. Example: --exec \'adb push {} /sdcard/Music/ && rm {}\'' )
+        help='Execute a command on the file after downloading, similar to find\'s -exec syntax. Example: --exec \'adb push {} /sdcard/Music/ && rm {}\'')
 
     parser.add_option_group(general)
     parser.add_option_group(selection)

youtube_dl/postprocessor/execafterdownload.py

@@ -26,4 +26,3 @@ def run(self, information):
                 'Command returned error code %d' % retCode)
 
         return None, information  # by default, keep file and do nothing
-

youtube_dl/postprocessor/ffmpeg.py

@@ -202,7 +202,7 @@ def run(self, information):
                 extension = 'wav'
                 more_opts += ['-f', 'wav']
 
-        prefix, sep, ext = path.rpartition(u'.') # not os.path.splitext, since the latter does not work on unicode in all setups
+        prefix, sep, ext = path.rpartition(u'.')  # not os.path.splitext, since the latter does not work on unicode in all setups
         new_path = prefix + sep + extension
 
         # If we download foo.mp3 and convert it to... foo.mp3, then don't delete foo.mp3, silly.
@@ -216,7 +216,7 @@ def run(self, information):
                 self._downloader.to_screen(u'[' + self._executable + '] Destination: ' + new_path)
                 self.run_ffmpeg(path, new_path, acodec, more_opts)
         except:
-            etype,e,tb = sys.exc_info()
+            etype, e, tb = sys.exc_info()
             if isinstance(e, AudioConversionError):
                 msg = u'audio conversion failed: ' + e.msg
             else:
@@ -231,13 +231,13 @@ def run(self, information):
                 self._downloader.report_warning(u'Cannot update utime of audio file')
 
         information['filepath'] = new_path
-        return self._nopostoverwrites,information
+        return self._nopostoverwrites, information
 
 
 class FFmpegVideoConvertor(FFmpegPostProcessor):
-    def __init__(self, downloader=None,preferedformat=None):
+    def __init__(self, downloader=None, preferedformat=None):
         super(FFmpegVideoConvertor, self).__init__(downloader)
-        self._preferedformat=preferedformat
+        self._preferedformat = preferedformat
 
     def run(self, information):
         path = information['filepath']
@@ -245,13 +245,13 @@ def run(self, information):
         outpath = prefix + sep + self._preferedformat
         if information['ext'] == self._preferedformat:
             self._downloader.to_screen(u'[ffmpeg] Not converting video file %s - already is in target format %s' % (path, self._preferedformat))
-            return True,information
+            return True, information
-        self._downloader.to_screen(u'['+'ffmpeg'+'] Converting video from %s to %s, Destination: ' % (information['ext'], self._preferedformat) +outpath)
+        self._downloader.to_screen(u'['+'ffmpeg'+'] Converting video from %s to %s, Destination: ' % (information['ext'], self._preferedformat) + outpath)
         self.run_ffmpeg(path, outpath, [])
         information['filepath'] = outpath
         information['format'] = self._preferedformat
         information['ext'] = self._preferedformat
-        return False,information
+        return False, information
 
 
 class FFmpegEmbedSubtitlePP(FFmpegPostProcessor):

youtube_dl/postprocessor/xattrpp.py

@@ -108,4 +108,3 @@ def write_xattr(path, key, value):
         except (subprocess.CalledProcessError, OSError):
             self._downloader.report_error("This filesystem doesn't support extended attributes. (You may have to enable them in your /etc/fstab)")
             return False, info
-

youtube_dl/swfinterp.py

@@ -827,4 +827,3 @@ def resfunc(args):
 
         avm_class.method_pyfunctions[func_name] = resfunc
         return resfunc
-

youtube_dl/update.py

@@ -13,13 +13,17 @@
 )
 from .version import __version__
 
+
 def rsa_verify(message, signature, key):
     from struct import pack
     from hashlib import sha256
     from sys import version_info
+
     def b(x):
-        if version_info[0] == 2: return x
+        if version_info[0] == 2:
-        else: return x.encode('latin1')
+            return x
+        else:
+            return x.encode('latin1')
     assert(type(message) == type(b('')))
     block_size = 0
     n = key[0]
@@ -32,13 +36,17 @@ def b(x):
         raw_bytes.insert(0, pack("B", signature & 0xFF))
         signature >>= 8
     signature = (block_size - len(raw_bytes)) * b('\x00') + b('').join(raw_bytes)
-    if signature[0:2] != b('\x00\x01'): return False
+    if signature[0:2] != b('\x00\x01'):
+        return False
     signature = signature[2:]
-    if not b('\x00') in signature: return False
+    if not b('\x00') in signature:
+        return False
     signature = signature[signature.index(b('\x00'))+1:]
-    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')): return False
+    if not signature.startswith(b('\x30\x31\x30\x0D\x06\x09\x60\x86\x48\x01\x65\x03\x04\x02\x01\x05\x00\x04\x20')):
+        return False
     signature = signature[19:]
-    if signature != sha256(message).digest(): return False
+    if signature != sha256(message).digest():
+        return False
     return True
 
 
@@ -58,7 +66,8 @@ def update_self(to_screen, verbose):
     try:
         newversion = compat_urllib_request.urlopen(VERSION_URL).read().decode('utf-8').strip()
     except:
-        if verbose: to_screen(compat_str(traceback.format_exc()))
+        if verbose:
+            to_screen(compat_str(traceback.format_exc()))
         to_screen(u'ERROR: can\'t find the current version. Please try again later.')
         return
     if newversion == __version__:
@@ -70,7 +79,8 @@ def update_self(to_screen, verbose):
         versions_info = compat_urllib_request.urlopen(JSON_URL).read().decode('utf-8')
         versions_info = json.loads(versions_info)
     except:
-        if verbose: to_screen(compat_str(traceback.format_exc()))
+        if verbose:
+            to_screen(compat_str(traceback.format_exc()))
         to_screen(u'ERROR: can\'t obtain versions info. Please try again later.')
         return
     if not 'signature' in versions_info:
@@ -118,7 +128,8 @@ def version_tuple(version_str):
             newcontent = urlh.read()
             urlh.close()
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to download latest version')
             return
 
@@ -131,7 +142,8 @@ def version_tuple(version_str):
             with open(exe + '.new', 'wb') as outf:
                 outf.write(newcontent)
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to write the new version')
             return
 
@@ -150,7 +162,8 @@ def version_tuple(version_str):
             subprocess.Popen([bat])  # Continues to run in the background
             return  # Do not show premature success messages
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to overwrite current version')
             return
 
@@ -161,7 +174,8 @@ def version_tuple(version_str):
             newcontent = urlh.read()
             urlh.close()
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to download latest version')
             return
 
@@ -174,19 +188,22 @@ def version_tuple(version_str):
             with open(filename, 'wb') as outf:
                 outf.write(newcontent)
         except (IOError, OSError):
-            if verbose: to_screen(compat_str(traceback.format_exc()))
+            if verbose:
+                to_screen(compat_str(traceback.format_exc()))
             to_screen(u'ERROR: unable to overwrite current version')
             return
 
     to_screen(u'Updated youtube-dl. Restart youtube-dl to use the new version.')
 
+
 def get_notes(versions, fromVersion):
     notes = []
-    for v,vdata in sorted(versions.items()):
+    for v, vdata in sorted(versions.items()):
         if v > fromVersion:
             notes.extend(vdata.get('notes', []))
     return notes
 
+
 def print_notes(to_screen, versions, fromVersion=__version__):
     notes = get_notes(versions, fromVersion)
     if notes:

youtube_dl/utils.py

@@ -56,6 +56,7 @@
     'Accept-Language': 'en-us,en;q=0.5',
 }
 
+
 def preferredencoding():
     """Get preferred encoding.
 
@@ -146,6 +147,8 @@ def find_xpath_attr(node, xpath, key, val):
 
 # On python2.6 the xml.etree.ElementTree.Element methods don't support
 # the namespace parameter
+
+
 def xpath_with_ns(path, ns_map):
     components = [c.split(':') for c in path.split('/')]
     replaced = []
@@ -256,6 +259,7 @@ def timeconvert(timestr):
         timestamp = email.utils.mktime_tz(timetuple)
     return timestamp
 
+
 def sanitize_filename(s, restricted=False, is_id=False):
     """Sanitizes a string so it could be used as part of a filename.
     If restricted is set, use a stricter subset of allowed characters.
@@ -288,6 +292,7 @@ def replace_insane(char):
             result = '_'
     return result
 
+
 def orderedSet(iterable):
     """ Remove all duplicates from the input iterable """
     res = []
@@ -372,6 +377,7 @@ def decodeOption(optval):
     assert isinstance(optval, compat_str)
     return optval
 
+
 def formatSeconds(secs):
     if secs > 3600:
         return '%d:%02d:%02d' % (secs // 3600, (secs % 3600) // 60, secs % 60)
@@ -424,6 +430,7 @@ def https_open(self, req):
 
 class ExtractorError(Exception):
     """Error during info extraction."""
+
     def __init__(self, msg, tb=None, expected=False, cause=None, video_id=None):
         """ tb, if given, is the original traceback (so that it can be printed out).
         If expected is set, this is a normal error message and most likely not a bug in youtube-dl.
@@ -468,6 +475,7 @@ class DownloadError(Exception):
     configured to continue on errors. They will contain the appropriate
     error message.
     """
+
     def __init__(self, msg, exc_info=None):
         """ exc_info, if given, is the original exception that caused the trouble (as returned by sys.exc_info()). """
         super(DownloadError, self).__init__(msg)
@@ -489,9 +497,11 @@ class PostProcessingError(Exception):
     This exception may be raised by PostProcessor's .run() method to
     indicate an error in the postprocessing task.
     """
+
     def __init__(self, msg):
         self.msg = msg
 
+
 class MaxDownloadsReached(Exception):
     """ --max-downloads limit has been reached. """
     pass
@@ -521,6 +531,7 @@ def __init__(self, downloaded, expected):
         self.downloaded = downloaded
         self.expected = expected
 
+
 class YoutubeDLHandler(compat_urllib_request.HTTPHandler):
     """Handler for HTTP requests and responses.
 
@@ -640,7 +651,7 @@ def unified_strdate(date_str):
         return None
 
     upload_date = None
-    #Replace commas
+    # Replace commas
     date_str = date_str.replace(',', ' ')
     # %z (UTC offset) is only supported in python>=3.2
     date_str = re.sub(r' ?(\+|-)[0-9]{2}:?[0-9]{2}$', '', date_str)
@@ -681,6 +692,7 @@ def unified_strdate(date_str):
             upload_date = datetime.datetime(*timetuple[:6]).strftime('%Y%m%d')
     return upload_date
 
+
 def determine_ext(url, default_ext='unknown_video'):
     if url is None:
         return default_ext
@@ -690,9 +702,11 @@ def determine_ext(url, default_ext='unknown_video'):
     else:
         return default_ext
 
+
 def subtitles_filename(filename, sub_lang, sub_format):
     return filename.rsplit('.', 1)[0] + '.' + sub_lang + '.' + sub_format
 
+
 def date_from_str(date_str):
     """
     Return a datetime object from a string in the format YYYYMMDD or
@@ -707,7 +721,7 @@ def date_from_str(date_str):
         if sign == '-':
             time = -time
         unit = match.group('unit')
-        #A bad aproximation?
+        # A bad aproximation?
         if unit == 'month':
             unit = 'day'
             time *= 30
@@ -719,6 +733,7 @@ def date_from_str(date_str):
         return today + delta
     return datetime.datetime.strptime(date_str, "%Y%m%d").date()
 
+
 def hyphenate_date(date_str):
     """
     Convert a date in 'YYYYMMDD' format to 'YYYY-MM-DD' format"""
@@ -728,8 +743,10 @@ def hyphenate_date(date_str):
     else:
         return date_str
 
+
 class DateRange(object):
     """Represents a time interval between two dates"""
+
     def __init__(self, start=None, end=None):
         """start and end must be strings in the format accepted by date"""
         if start is not None:
@@ -742,17 +759,20 @@ def __init__(self, start=None, end=None):
             self.end = datetime.datetime.max.date()
         if self.start > self.end:
             raise ValueError('Date range: "%s" , the start date must be before the end date' % self)
+
     @classmethod
     def day(cls, day):
         """Returns a range that only contains the given day"""
-        return cls(day,day)
+        return cls(day, day)
+
     def __contains__(self, date):
         """Check if the date is in the range"""
         if not isinstance(date, datetime.date):
             date = date_from_str(date)
         return self.start <= date <= self.end
+
     def __str__(self):
-        return '%s - %s' % ( self.start.isoformat(), self.end.isoformat())
+        return '%s - %s' % (self.start.isoformat(), self.end.isoformat())
 
 
 def platform_name():