Source code for django.views.decorators.vary

from functools import wraps

from django.utils.cache import patch_vary_headers
from django.utils.decorators import available_attrs


[docs]def vary_on_headers(*headers): """ A view decorator that adds the specified headers to the Vary header of the response. Usage: @vary_on_headers('Cookie', 'Accept-language') def index(request): ... Note that the header names are not case-sensitive. """ def decorator(func): @wraps(func, assigned=available_attrs(func)) def inner_func(*args, **kwargs): response = func(*args, **kwargs) patch_vary_headers(response, headers) return response return inner_func return decorator