Fix W504 and disable W503 (closes #20863)

devscripts/check-porn.py

@@ -45,12 +45,12 @@
 
         RESULT = ('.' + domain + '\n' in LIST or '\n' + domain + '\n' in LIST)
 
-    if RESULT and ('info_dict' not in test or 'age_limit' not in test['info_dict'] or
-                   test['info_dict']['age_limit'] != 18):
+    if RESULT and ('info_dict' not in test or 'age_limit' not in test['info_dict']
+                   or test['info_dict']['age_limit'] != 18):
         print('\nPotential missing age_limit check: {0}'.format(test['name']))
 
-    elif not RESULT and ('info_dict' in test and 'age_limit' in test['info_dict'] and
-                         test['info_dict']['age_limit'] == 18):
+    elif not RESULT and ('info_dict' in test and 'age_limit' in test['info_dict']
+                         and test['info_dict']['age_limit'] == 18):
         print('\nPotential false negative: {0}'.format(test['name']))
 
     else:

setup.cfg

@@ -3,4 +3,4 @@ universal = True
 
 [flake8]
 exclude = youtube_dl/extractor/__init__.py,devscripts/buildserver.py,devscripts/lazy_load_template.py,devscripts/make_issue_template.py,setup.py,build,.git,venv
-ignore = E402,E501,E731,E741
+ignore = E402,E501,E731,E741,W503

test/test_aes.py

@@ -44,16 +44,16 @@ def test_cbc_encrypt(self):
     def test_decrypt_text(self):
         password = intlist_to_bytes(self.key).decode('utf-8')
         encrypted = base64.b64encode(
-            intlist_to_bytes(self.iv[:8]) +
-            b'\x17\x15\x93\xab\x8d\x80V\xcdV\xe0\t\xcdo\xc2\xa5\xd8ksM\r\xe27N\xae'
+            intlist_to_bytes(self.iv[:8])
+            + b'\x17\x15\x93\xab\x8d\x80V\xcdV\xe0\t\xcdo\xc2\xa5\xd8ksM\r\xe27N\xae'
         ).decode('utf-8')
         decrypted = (aes_decrypt_text(encrypted, password, 16))
         self.assertEqual(decrypted, self.secret_msg)
 
         password = intlist_to_bytes(self.key).decode('utf-8')
         encrypted = base64.b64encode(
-            intlist_to_bytes(self.iv[:8]) +
-            b'\x0b\xe6\xa4\xd9z\x0e\xb8\xb9\xd0\xd4i_\x85\x1d\x99\x98_\xe5\x80\xe7.\xbf\xa5\x83'
+            intlist_to_bytes(self.iv[:8])
+            + b'\x0b\xe6\xa4\xd9z\x0e\xb8\xb9\xd0\xd4i_\x85\x1d\x99\x98_\xe5\x80\xe7.\xbf\xa5\x83'
         ).decode('utf-8')
         decrypted = (aes_decrypt_text(encrypted, password, 32))
         self.assertEqual(decrypted, self.secret_msg)

test/test_swfinterp.py

@@ -34,8 +34,8 @@ def _make_testfunc(testfile):
     def test_func(self):
         as_file = os.path.join(TEST_DIR, testfile)
         swf_file = os.path.join(TEST_DIR, test_id + '.swf')
-        if ((not os.path.exists(swf_file)) or
-                os.path.getmtime(swf_file) < os.path.getmtime(as_file)):
+        if ((not os.path.exists(swf_file))
+                or os.path.getmtime(swf_file) < os.path.getmtime(as_file)):
             # Recompile
             try:
                 subprocess.check_call([

youtube_dl/YoutubeDL.py

@@ -400,9 +400,9 @@ def check_deprecated(param, option, suggestion):
                 else:
                     raise
 
-        if (sys.platform != 'win32' and
-                sys.getfilesystemencoding() in ['ascii', 'ANSI_X3.4-1968'] and
-                not params.get('restrictfilenames', False)):
+        if (sys.platform != 'win32'
+                and sys.getfilesystemencoding() in ['ascii', 'ANSI_X3.4-1968']
+                and not params.get('restrictfilenames', False)):
             # Unicode filesystem API will throw errors (#1474, #13027)
             self.report_warning(
                 'Assuming --restrict-filenames since file system encoding '
@@ -440,9 +440,9 @@ def warn_if_short_id(self, argv):
             if re.match(r'^-[0-9A-Za-z_-]{10}$', a)]
         if idxs:
             correct_argv = (
-                ['youtube-dl'] +
-                [a for i, a in enumerate(argv) if i not in idxs] +
-                ['--'] + [argv[i] for i in idxs]
+                ['youtube-dl']
+                + [a for i, a in enumerate(argv) if i not in idxs]
+                + ['--'] + [argv[i] for i in idxs]
             )
             self.report_warning(
                 'Long argument string detected. '
@@ -850,8 +850,8 @@ def process_ie_result(self, ie_result, download=True, extra_info={}):
         if result_type in ('url', 'url_transparent'):
             ie_result['url'] = sanitize_url(ie_result['url'])
             extract_flat = self.params.get('extract_flat', False)
-            if ((extract_flat == 'in_playlist' and 'playlist' in extra_info) or
-                    extract_flat is True):
+            if ((extract_flat == 'in_playlist' and 'playlist' in extra_info)
+                    or extract_flat is True):
                 if self.params.get('forcejson', False):
                     self.to_stdout(json.dumps(ie_result))
                 return ie_result
@@ -1619,9 +1619,9 @@ def is_wellformed(f):
         # https://github.com/ytdl-org/youtube-dl/issues/10083).
         incomplete_formats = (
             # All formats are video-only or
-            all(f.get('vcodec') != 'none' and f.get('acodec') == 'none' for f in formats) or
+            all(f.get('vcodec') != 'none' and f.get('acodec') == 'none' for f in formats)
             # all formats are audio-only
-            all(f.get('vcodec') == 'none' and f.get('acodec') != 'none' for f in formats))
+            or all(f.get('vcodec') == 'none' and f.get('acodec') != 'none' for f in formats))
 
         ctx = {
             'formats': formats,
@@ -1947,8 +1947,8 @@ def compatible_formats(formats):
                     else:
                         assert fixup_policy in ('ignore', 'never')
 
-                if (info_dict.get('requested_formats') is None and
-                        info_dict.get('container') == 'm4a_dash'):
+                if (info_dict.get('requested_formats') is None
+                        and info_dict.get('container') == 'm4a_dash'):
                     if fixup_policy == 'warn':
                         self.report_warning(
                             '%s: writing DASH m4a. '
@@ -1967,9 +1967,9 @@ def compatible_formats(formats):
                     else:
                         assert fixup_policy in ('ignore', 'never')
 
-                if (info_dict.get('protocol') == 'm3u8_native' or
-                        info_dict.get('protocol') == 'm3u8' and
-                        self.params.get('hls_prefer_native')):
+                if (info_dict.get('protocol') == 'm3u8_native'
+                        or info_dict.get('protocol') == 'm3u8'
+                        and self.params.get('hls_prefer_native')):
                     if fixup_policy == 'warn':
                         self.report_warning('%s: malformed AAC bitstream detected.' % (
                             info_dict['id']))
@@ -1995,10 +1995,10 @@ def compatible_formats(formats):
     def download(self, url_list):
         """Download a given list of URLs."""
         outtmpl = self.params.get('outtmpl', DEFAULT_OUTTMPL)
-        if (len(url_list) > 1 and
-                outtmpl != '-' and
-                '%' not in outtmpl and
-                self.params.get('max_downloads') != 1):
+        if (len(url_list) > 1
+                and outtmpl != '-'
+                and '%' not in outtmpl
+                and self.params.get('max_downloads') != 1):
             raise SameFileError(outtmpl)
 
         for url in url_list:
@@ -2143,8 +2143,8 @@ def _format_note(self, fdict):
             if res:
                 res += ', '
             res += '%s container' % fdict['container']
-        if (fdict.get('vcodec') is not None and
-                fdict.get('vcodec') != 'none'):
+        if (fdict.get('vcodec') is not None
+                and fdict.get('vcodec') != 'none'):
             if res:
                 res += ', '
             res += fdict['vcodec']

youtube_dl/__init__.py

@@ -230,14 +230,14 @@ def parse_retries(retries):
     if opts.allsubtitles and not opts.writeautomaticsub:
         opts.writesubtitles = True
 
-    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') or
-               (opts.usetitle and '%(title)s-%(id)s.%(ext)s') or
-               (opts.useid and '%(id)s.%(ext)s') or
-               (opts.autonumber and '%(autonumber)s-%(id)s.%(ext)s') or
-               DEFAULT_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')
+               or (opts.usetitle and '%(title)s-%(id)s.%(ext)s')
+               or (opts.useid and '%(id)s.%(ext)s')
+               or (opts.autonumber and '%(autonumber)s-%(id)s.%(ext)s')
+               or DEFAULT_OUTTMPL)
     if not os.path.splitext(outtmpl)[1] and opts.extractaudio:
         parser.error('Cannot download a video and extract audio into the same'
                      ' file! Use "{0}.%(ext)s" instead of "{0}" as the output'

youtube_dl/compat.py

@@ -2649,9 +2649,9 @@ def compat_shlex_quote(s):
 
 try:
     args = shlex.split('中文')
-    assert (isinstance(args, list) and
-            isinstance(args[0], compat_str) and
-            args[0] == '中文')
+    assert (isinstance(args, list)
+            and isinstance(args[0], compat_str)
+            and args[0] == '中文')
     compat_shlex_split = shlex.split
 except (AssertionError, UnicodeEncodeError):
     # Working around shlex issue with unicode strings on some python 2

youtube_dl/downloader/common.py

@@ -330,15 +330,15 @@ def download(self, filename, info_dict):
         """
 
         nooverwrites_and_exists = (
-            self.params.get('nooverwrites', False) and
-            os.path.exists(encodeFilename(filename))
+            self.params.get('nooverwrites', False)
+            and os.path.exists(encodeFilename(filename))
         )
 
         if not hasattr(filename, 'write'):
             continuedl_and_exists = (
-                self.params.get('continuedl', True) and
-                os.path.isfile(encodeFilename(filename)) and
-                not self.params.get('nopart', False)
+                self.params.get('continuedl', True)
+                and os.path.isfile(encodeFilename(filename))
+                and not self.params.get('nopart', False)
             )
 
             # Check file already present

youtube_dl/downloader/f4m.py

@@ -238,8 +238,8 @@ def write_metadata_tag(stream, metadata):
 
 
 def remove_encrypted_media(media):
-    return list(filter(lambda e: 'drmAdditionalHeaderId' not in e.attrib and
-                                 'drmAdditionalHeaderSetId' not in e.attrib,
+    return list(filter(lambda e: 'drmAdditionalHeaderId' not in e.attrib
+                                 and 'drmAdditionalHeaderSetId' not in e.attrib,
                        media))
 
 
@@ -267,8 +267,8 @@ def _get_unencrypted_media(self, doc):
         media = doc.findall(_add_ns('media'))
         if not media:
             self.report_error('No media found')
-        for e in (doc.findall(_add_ns('drmAdditionalHeader')) +
-                  doc.findall(_add_ns('drmAdditionalHeaderSet'))):
+        for e in (doc.findall(_add_ns('drmAdditionalHeader'))
+                  + doc.findall(_add_ns('drmAdditionalHeaderSet'))):
             # If id attribute is missing it's valid for all media nodes
             # without drmAdditionalHeaderId or drmAdditionalHeaderSetId attribute
             if 'id' not in e.attrib:

youtube_dl/downloader/fragment.py

@@ -219,8 +219,8 @@ def frag_progress_hook(s):
             frag_total_bytes = s.get('total_bytes') or 0
             if not ctx['live']:
                 estimated_size = (
-                    (ctx['complete_frags_downloaded_bytes'] + frag_total_bytes) /
-                    (state['fragment_index'] + 1) * total_frags)
+                    (ctx['complete_frags_downloaded_bytes'] + frag_total_bytes)
+                    / (state['fragment_index'] + 1) * total_frags)
                 state['total_bytes_estimate'] = estimated_size
 
             if s['status'] == 'finished':

youtube_dl/downloader/hls.py

@@ -76,12 +76,12 @@ def real_download(self, filename, info_dict):
             return fd.real_download(filename, info_dict)
 
         def is_ad_fragment_start(s):
-            return (s.startswith('#ANVATO-SEGMENT-INFO') and 'type=ad' in s or
-                    s.startswith('#UPLYNK-SEGMENT') and s.endswith(',ad'))
+            return (s.startswith('#ANVATO-SEGMENT-INFO') and 'type=ad' in s
+                    or s.startswith('#UPLYNK-SEGMENT') and s.endswith(',ad'))
 
         def is_ad_fragment_end(s):
-            return (s.startswith('#ANVATO-SEGMENT-INFO') and 'type=master' in s or
-                    s.startswith('#UPLYNK-SEGMENT') and s.endswith(',segment'))
+            return (s.startswith('#ANVATO-SEGMENT-INFO') and 'type=master' in s
+                    or s.startswith('#UPLYNK-SEGMENT') and s.endswith(',segment'))
 
         media_frags = 0
         ad_frags = 0

youtube_dl/downloader/http.py

@@ -46,8 +46,8 @@ class DownloadContext(dict):
 
         is_test = self.params.get('test', False)
         chunk_size = self._TEST_FILE_SIZE if is_test else (
-            info_dict.get('downloader_options', {}).get('http_chunk_size') or
-            self.params.get('http_chunk_size') or 0)
+            info_dict.get('downloader_options', {}).get('http_chunk_size')
+            or self.params.get('http_chunk_size') or 0)
 
         ctx.open_mode = 'wb'
         ctx.resume_len = 0
@@ -123,11 +123,11 @@ def establish_connection():
                                 content_len = int_or_none(content_range_m.group(3))
                                 accept_content_len = (
                                     # Non-chunked download
-                                    not ctx.chunk_size or
+                                    not ctx.chunk_size
                                     # Chunked download and requested piece or
                                     # its part is promised to be served
-                                    content_range_end == range_end or
-                                    content_len < range_end)
+                                    or content_range_end == range_end
+                                    or content_len < range_end)
                                 if accept_content_len:
                                     ctx.data_len = content_len
                                     return
@@ -152,8 +152,8 @@ def establish_connection():
                             raise
                     else:
                         # Examine the reported length
-                        if (content_length is not None and
-                                (ctx.resume_len - 100 < int(content_length) < ctx.resume_len + 100)):
+                        if (content_length is not None
+                                and (ctx.resume_len - 100 < int(content_length) < ctx.resume_len + 100)):
                             # The file had already been fully downloaded.
                             # Explanation to the above condition: in issue #175 it was revealed that
                             # YouTube sometimes adds or removes a few bytes from the end of the file,

youtube_dl/extractor/addanime.py

@@ -59,9 +59,9 @@ def _real_extract(self, url):
             parsed_url = compat_urllib_parse_urlparse(url)
             av_val = av_res + len(parsed_url.netloc)
             confirm_url = (
-                parsed_url.scheme + '://' + parsed_url.netloc +
-                action + '?' +
-                compat_urllib_parse_urlencode({
+                parsed_url.scheme + '://' + parsed_url.netloc
+                + action + '?'
+                + compat_urllib_parse_urlencode({
                     'jschl_vc': vc, 'jschl_answer': compat_str(av_val)}))
             self._download_webpage(
                 confirm_url, video_id,

youtube_dl/extractor/blinkx.py

@@ -32,8 +32,8 @@ def _real_extract(self, url):
         video_id = self._match_id(url)
         display_id = video_id[:8]
 
-        api_url = ('https://apib4.blinkx.com/api.php?action=play_video&' +
-                   'video=%s' % video_id)
+        api_url = ('https://apib4.blinkx.com/api.php?action=play_video&'
+                   + 'video=%s' % video_id)
         data_json = self._download_webpage(api_url, display_id)
         data = json.loads(data_json)['api']['results'][0]
         duration = None