diff options
Diffstat (limited to 'django/utils/cache.py')
| -rw-r--r-- | django/utils/cache.py | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/django/utils/cache.py b/django/utils/cache.py index 7e7428f112..e8576b539f 100644 --- a/django/utils/cache.py +++ b/django/utils/cache.py @@ -287,7 +287,7 @@ def patch_vary_headers(response, newheaders): else: vary_headers = [] # Use .lower() here so we treat headers as case-insensitive. - existing_headers = set(header.lower() for header in vary_headers) + existing_headers = {header.lower() for header in vary_headers} additional_headers = [newheader for newheader in newheaders if newheader.lower() not in existing_headers] response['Vary'] = ', '.join(vary_headers + additional_headers) @@ -300,7 +300,7 @@ def has_vary_header(response, header_query): if not response.has_header('Vary'): return False vary_headers = cc_delim_re.split(response['Vary']) - existing_headers = set(header.lower() for header in vary_headers) + existing_headers = {header.lower() for header in vary_headers} return header_query.lower() in existing_headers |