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[utils] Relax attribute key assert

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This commit is contained in:
Sergey M․ 2015-09-04 23:57:27 +06:00
parent a41fb80ce1
commit 5d2354f177
1 changed files with 1 additions and 1 deletions
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2
youtube_dl/utils.py
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@ -141,7 +141,7 @@ def write_json_file(obj, fn):
if sys.version_info >= (2, 7):
def find_xpath_attr(node, xpath, key, val=None):
""" Find the xpath xpath[@key=val] """
assert re.match(r'^[a-zA-Z-]+$', key)
assert re.match(r'^[a-zA-Z_-]+$', key)
if val:
assert re.match(r'^[a-zA-Z0-9@\s:._-]*$', val)
expr = xpath + ('[@%s]' % key if val is None else "[@%s='%s']" % (key, val))