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[utils] Disallow non string types in parse_duration (Closes #4679)

This commit is contained in:
Sergey M․ 2015-01-12 21:06:26 +06:00
parent 5c4a81d934
commit 227d4822ff

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@ -1269,7 +1269,7 @@ def float_or_none(v, scale=1, invscale=1, default=None):
def parse_duration(s):
if s is None:
if not isinstance(s, basestring if sys.version_info < (3, 0) else compat_str):
return None
s = s.strip()