Raphaël G. Git Repositories - youtubedl/blob - youtube_dl/extractor/__init__.py

   1 from __future__ import unicode_literals
   2
   3 try:
   4     from .lazy_extractors import *
   5     from .lazy_extractors import _ALL_CLASSES
   6     _LAZY_LOADER = True
   7 except ImportError:
   8     _LAZY_LOADER = False
   9     from .extractors import *
  10
  11     _ALL_CLASSES = [
  12         klass
  13         for name, klass in globals().items()
  14         if name.endswith('IE') and name != 'GenericIE'
  15     ]
  16     _ALL_CLASSES.append(GenericIE)
  17
  18
  19 def gen_extractor_classes():
  20     """ Return a list of supported extractors.
  21     The order does matter; the first extractor matched is the one handling the URL.
  22     """
  23     return _ALL_CLASSES
  24
  25
  26 def gen_extractors():
  27     """ Return a list of an instance of every supported extractor.
  28     The order does matter; the first extractor matched is the one handling the URL.
  29     """
  30     return [klass() for klass in gen_extractor_classes()]
  31
  32
  33 def list_extractors(age_limit):
  34     """
  35     Return a list of extractors that are suitable for the given age,
  36     sorted by extractor ID.
  37     """
  38
  39     return sorted(
  40         filter(lambda ie: ie.is_suitable(age_limit), gen_extractors()),
  41         key=lambda ie: ie.IE_NAME.lower())
  42
  43
  44 def get_info_extractor(ie_name):
  45     """Returns the info extractor class with the given ie_name"""
  46     return globals()[ie_name + 'IE']