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Fix NPE in cache control decorator

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This commit is contained in:
Joseph Schorr 2015-05-28 13:22:42 -04:00
parent a875d2c34b
commit dd28a845db
1 changed files with 2 additions and 1 deletions
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3
util/cache.py
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@ -29,6 +29,7 @@ def no_cache(f):
@wraps(f)
def add_no_cache(*args, **kwargs):
response = f(*args, **kwargs)
response.headers['Cache-Control'] = 'no-cache, no-store, must-revalidate'
if response is not None:
response.headers['Cache-Control'] = 'no-cache, no-store, must-revalidate'
return response
return add_no_cache