Problem statement
Description
Empty string used to be ignored for If-Modified-Since header, but now raises exception since d6aff369ad3.
Fix handling empty string for If-Modified-Since header
Description
Empty string used to be ignored for If-Modified-Since header, but now raises exception since d6aff369ad3.
The environment starts at commit
d90e34c61b27 (django/django 4.1), dependencies installed and tests runnable from the first minute. You are graded by hidden tests taken from the fix that was actually merged upstream.