middleware.py

from django.db import connection


class QueryCountMiddleware(object):

    def process_response(self, request, response):
        duration = 0
        for query in connection.queries:
            duration += float(query['time'])
            print ('%s\n' % query['sql'])

        print('Total of %s queries in %s seconds.' % (len(connection.queries), duration))

        return response