pip install line-profiler

import sys
import cProfile
from cStringIO import StringIO
from django.conf import settings
import line_profiler

class ProfilerMiddleware(object):
 def process_view(self, request, callback, callback_args, callback_kwargs):
 if settings.DEBUG and 'prof' in request.GET:
 self.profiler = line_profiler.LineProfiler()
 self.profiler.add_function(callback)
 self.profiler.enable()
 args = (request,) + callback_args
 return callback(*args, **callback_kwargs)

 def process_response(self, request, response):
 if settings.DEBUG and 'prof' in request.GET:
 out = StringIO()
 old_stdout, sys.stdout = sys.stdout, out
 self.profiler.print_stats()
 sys.stdout = old_stdout
 response.content = '<pre>%s</pre>' % out.getvalue()
 return response

if DEBUG:
 MIDDLEWARE_CLASSES += ( 'geobackend.profile_middleware.ProfilerMiddleware', )