使用情景:
当request get的参数必须是某些参数时(如period,指定是day,week,month,year中的一个),创建py文件输入如下代码:
import django.core.handlers.wsgi
def monkey_patch_param(self, param_name, default_value, must_in=None):
val = self.GET.get(param_name, default_value)
if not must_in is None:
if val not in must_in:
val = default_value
return val
django.core.handlers.wsgi.WSGIRequest.param = monkey_patch_param
将此文件import到你的views.py中即可。
使用:
period = request.param("period", "week", must_in=['day', 'week', 'month'])