#!/usr/bin/env python3
-from __future__ import unicode_literals, print_function
-
-from inspect import getsource
-import io
import os
-from os.path import dirname as dirn
import sys
+from inspect import getsource
+from os.path import dirname as dirn
-print('WARNING: Lazy loading extractors is an experimental feature that may not always work', file=sys.stderr)
-
-sys.path.insert(0, dirn(dirn((os.path.abspath(__file__)))))
+sys.path.insert(0, dirn(dirn(os.path.abspath(__file__))))
-lazy_extractors_filename = sys.argv[1]
+lazy_extractors_filename = sys.argv[1] if len(sys.argv) > 1 else 'yt_dlp/extractor/lazy_extractors.py'
if os.path.exists(lazy_extractors_filename):
os.remove(lazy_extractors_filename)
if os.path.exists(plugins_blocked_dirname):
os.rename(plugins_blocked_dirname, plugins_dirname)
-with open('devscripts/lazy_load_template.py', 'rt') as f:
+with open('devscripts/lazy_load_template.py') as f:
module_template = f.read()
CLASS_PROPERTIES = ['ie_key', 'working', '_match_valid_url', 'suitable', '_match_id', 'get_temp_id']
_module = '{module}'
'''
-make_valid_template = '''
- @classmethod
- def _make_valid_url(cls):
- return {valid_url!r}
-'''
-
def get_base_name(base):
if base is InfoExtractor:
bases=', '.join(map(get_base_name, ie.__bases__)),
module=ie.__module__)
valid_url = getattr(ie, '_VALID_URL', None)
+ if not valid_url and hasattr(ie, '_make_valid_url'):
+ valid_url = ie._make_valid_url()
if valid_url:
s += f' _VALID_URL = {valid_url!r}\n'
if not ie._WORKING:
- s += f' _WORKING = False\n'
+ s += ' _WORKING = False\n'
if ie.suitable.__func__ is not InfoExtractor.suitable.__func__:
s += f'\n{getsource(ie.suitable)}'
- if hasattr(ie, '_make_valid_url'):
- # search extractors
- s += make_valid_template.format(valid_url=ie._make_valid_url())
return s
ordered_cls = []
while classes:
for c in classes[:]:
- bases = set(c.__bases__) - set((object, InfoExtractor, SearchInfoExtractor))
+ bases = set(c.__bases__) - {object, InfoExtractor, SearchInfoExtractor}
stop = False
for b in bases:
if b not in classes and b not in ordered_cls:
names.append(name)
module_contents.append(
- '\n_ALL_CLASSES = [{0}]'.format(', '.join(names)))
+ '\n_ALL_CLASSES = [{}]'.format(', '.join(names)))
module_src = '\n'.join(module_contents) + '\n'
-with io.open(lazy_extractors_filename, 'wt', encoding='utf-8') as f:
+with open(lazy_extractors_filename, 'wt', encoding='utf-8') as f:
f.write(module_src)