fix misspellings

pytube/captions.py

@@ -41,12 +41,11 @@ class Caption:
         :returns:
             SubRip Subtitle (str) formatted time duration.
 
-        >>> float_to_srt_time_format(3.89)
-        '00:00:03,890'
+        float_to_srt_time_format(3.89) -> '00:00:03,890'
         """
-        frac, whole = math.modf(d)
+        fraction, whole = math.modf(d)
         time_fmt = time.strftime("%H:%M:%S,", time.gmtime(whole))
-        ms = "{:.3f}".format(frac).replace("0.", "")
+        ms = "{:.3f}".format(fraction).replace("0.", "")
         return time_fmt + ms
 
     def xml_caption_to_srt(self, xml_captions: str) -> str:

pytube/cipher.py

@@ -254,15 +254,15 @@ def get_signature(js: str, ciphered_signature: str) -> str:
        Decrypted signature required to download the media content.
 
     """
-    tplan = get_transform_plan(js)
+    transform_plan = get_transform_plan(js)
     # DE.AJ(a,15) => DE, AJ(a,15)
-    var, _ = tplan[0].split(".")
-    tmap = get_transform_map(js, var)
+    var, _ = transform_plan[0].split(".")
+    transform_map = get_transform_map(js, var)
     signature = [s for s in ciphered_signature]
 
-    for js_func in tplan:
+    for js_func in transform_plan:
         name, argument = parse_function(js_func)
-        signature = tmap[name](signature, int(argument))
+        signature = transform_map[name](signature, int(argument))
         logger.debug(
             "applied transform function\n%s",
             pprint.pformat(
@@ -270,7 +270,7 @@ def get_signature(js: str, ciphered_signature: str) -> str:
                     "output": "".join(signature),
                     "js_function": name,
                     "argument": int(argument),
-                    "function": tmap[name],
+                    "function": transform_map[name],
                 },
                 indent=2,
             ),

pytube/cli.py

@@ -25,7 +25,7 @@ def main():
         "--version", action="version", version="%(prog)s " + __version__,
     )
     parser.add_argument(
-        "--itag", type=int, help=("The itag for the desired stream"),
+        "--itag", type=int, help="The itag for the desired stream",
     )
     parser.add_argument(
         "-l",
@@ -47,7 +47,7 @@ def main():
     parser.add_argument(
         "--build-playback-report",
         action="store_true",
-        help=("Save the html and js to disk"),
+        help="Save the html and js to disk",
     )
 
     args = parser.parse_args()
@@ -117,10 +117,10 @@ def display_progress_bar(
         written to disk.
     :param int filesize:
         File size of the media stream in bytes.
-    :param ch str:
+    :param str ch:
         Character to use for presenting progress segment.
     :param float scale:
-        Scale multipler to reduce progress bar size.
+        Scale multiplier to reduce progress bar size.
 
     """
     _, columns = get_terminal_size()

pytube/contrib/playlist.py

@@ -134,7 +134,7 @@ class Playlist(object):
         :type prefix_number: bool
         :param reverse_numbering:
             (optional) Lets you number playlists in reverse, since some
-            playlists are ordered newest -> oldests.
+            playlists are ordered newest -> oldest.
         :type reverse_numbering: bool
         """
 
@@ -180,14 +180,14 @@ class Playlist(object):
             req = request.get(url)
             open_tag = "<title>"
             end_tag = "</title>"
-            matchresult = re.compile(open_tag + "(.+?)" + end_tag)
-            matchresult = matchresult.search(req).group()
-            matchresult = matchresult.replace(open_tag, "")
-            matchresult = matchresult.replace(end_tag, "")
-            matchresult = matchresult.replace("- YouTube", "")
-            matchresult = matchresult.strip()
-
-            return matchresult
+            match_result = re.compile(open_tag + "(.+?)" + end_tag)
+            match_result = match_result.search(req).group()
+            match_result = match_result.replace(open_tag, "")
+            match_result = match_result.replace(end_tag, "")
+            match_result = match_result.replace("- YouTube", "")
+            match_result = match_result.strip()
+
+            return match_result
         except Exception as e:
             logger.debug(e)
             return None

pytube/extract.py

@@ -165,8 +165,7 @@ def mime_type_codec(mime_type_codec: str) -> Tuple[str, List[str]]:
 
     **Example**:
 
-    >>> mime_type_codec('audio/webm; codecs="opus"')
-    ('audio/webm', ['opus'])
+    mime_type_codec('audio/webm; codecs="opus"') -> ('audio/webm', ['opus'])
 
     :param str mime_type_codec:
         String containing mime type and codecs.

pytube/helpers.py

@@ -106,8 +106,8 @@ def safe_filename(s: str, max_length: int = 255) -> str:
         A sanitized string.
     """
     # Characters in range 0-31 (0x00-0x1F) are not allowed in ntfs filenames.
-    ntfs_chrs = [chr(i) for i in range(0, 31)]
-    chrs = [
+    ntfs_characters = [chr(i) for i in range(0, 31)]
+    characters = [
         '"',
         "\#",
         "\$",
@@ -129,7 +129,7 @@ def safe_filename(s: str, max_length: int = 255) -> str:
         "\~",
         "\\\\",
     ]
-    pattern = "|".join(ntfs_chrs + chrs)
+    pattern = "|".join(ntfs_characters + characters)
     regex = re.compile(pattern, re.UNICODE)
     filename = regex.sub("", s)
     return filename[:max_length].rsplit(" ", 0)[0]

pytube/mixins.py

@@ -37,10 +37,11 @@ def apply_signature(config_args: Dict, fmt: str, js: str) -> None:
         .get("liveStreamability")
     )
     for i, stream in enumerate(stream_manifest):
-        if "url" in stream:
+        try:
             url = stream["url"]
-        elif live_stream:
-            raise LiveStreamError("Video is currently being streamed live")
+        except KeyError:
+            if live_stream:
+                raise LiveStreamError("Video is currently being streamed live")
         # 403 Forbidden fix.
         if "signature" in url or (
             "s" not in stream and ("&sig=" in url or "&lsig=" in url)

pytube/streams.py

@@ -222,7 +222,7 @@ class Stream(object):
             (optional) A string that will be prepended to the filename.
             For example a number in a playlist or the name of a series.
             If one is not specified, nothing will be prepended
-            This is seperate from filename so you can use the default
+            This is separate from filename so you can use the default
             filename but still add a prefix.
         :type filename_prefix: str or None