custommiddleware.py

from datetime import datetime

"""
Called during request:
        process_request(request)
        process_view(request, view_func, view_args, view_kwargs)
        
Called during response:
        process_exception(request, exception) (only if the view raised an exception)
        process_template_response(request, response) (only for template responses)
        process_response(request, response)
"""

class BaseMiddleware(object):
    def __init__(self, get_response):
        self.get_response = get_response

    def __call__(self, request):
        return self.get_response(request)

class ProcessViewNoneMiddleware(BaseMiddleware):
    def process_view(self, request, view_func, view_args, view_kwargs):
        print('----- Middleware view %s' % view_func.__name__)
        return None