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[utils] Ensure allow_types for variadic() is a tuple

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This commit is contained in:
dirkf 2023-03-19 02:27:46 +00:00
parent 45495228b7
commit f35b757c82
2 changed files with 3 additions and 0 deletions
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1
test/test_utils.py
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@ -1563,6 +1563,7 @@ Line 1
self.assertEqual(variadic(None), (None, ))
self.assertEqual(variadic('spam'), ('spam', ))
self.assertEqual(variadic('spam', allowed_types=dict), 'spam')
self.assertEqual(variadic('spam', allowed_types=[dict]), 'spam')
def test_traverse_obj(self):
_TEST_DATA = {

2
youtube_dl/utils.py
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@ -4213,6 +4213,8 @@ def multipart_encode(data, boundary=None):
def variadic(x, allowed_types=(compat_str, bytes, dict)):
if not isinstance(allowed_types, tuple) and isinstance(allowed_types, compat_collections_abc.Iterable):
allowed_types = tuple(allowed_types)
return x if isinstance(x, compat_collections_abc.Iterable) and not isinstance(x, allowed_types) else (x,)