return (groups[1], groups[3], groups[4], groups[6], groups[8])
-class CacheController(object):
+class CacheController:
"""An interface to see if request should cached or not.
"""
CACHE_ANYWAY = False
"""Normalize the URL to create a safe key for the cache"""
(scheme, authority, path, query, _) = parse_uri(uri)
if not scheme or not authority:
- raise Exception("Only absolute URIs are allowed. uri = %s" % uri)
+ raise Exception(f'Only absolute URIs are allowed. uri = {uri}')
authority = authority.lower()
scheme = scheme.lower()
if not path:
# Could do syntax based normalization of the URI before
# computing the digest. See Section 6.2.2 of Std 66.
- request_uri = query and "?".join([path, query]) or path
+ request_uri = "?".join([path, query]) if query else path
scheme = scheme.lower()
defrag_uri = scheme + "://" + authority + request_uri
cc = self.parse_cache_control(request.headers)
# non-caching states
- no_cache = True if 'no-cache' in cc else False
+ no_cache = bool('no-cache' in cc)
if 'max-age' in cc and cc['max-age'] == 0:
no_cache = True
# see if it is in the cache anyways
try:
return self.fetch_ws(req)
except Timeout as err:
- raise WSTimeout('Failed to reach server within {0}s'.format(
- SOCKET_TIMEOUT)) from err
+ raise WSTimeout(f'Failed to reach server within {SOCKET_TIMEOUT}s') from err
except HTTPConnectionError as err:
raise WSError(err) from err
self.stats.update(etag=self.stats.get('etag')+1)
resp = self.controller.update_cached_response(prepreq, resp)
elif resp.status_code != 200:
- raise WSHTTPError('{0.status_code}: {0.reason}'.format(resp))
+ raise WSHTTPError(f'{resp.status_code}: {resp.reason}')
self.controller.cache_response(resp.request, resp)
return resp