Using cProfile module to profile django views' performances.

ViewProfilerMiddleware.py

from django.utils.deprecation import MiddlewareMixin


class ViewProfilerMiddleware(MiddlewareMixin):
    def process_request(self, request):
        self._pr = cProfile.Profile()
        self._pr.enable()

    def process_response(self, request, response):
        self._pr.disable()
        self._pr.dump_stats(os.path.join(self.output_dir, self._path_to_filename(request.path)))
        return response

    @property
    def output_dir(self):
        try:
            return settings.PROFILER_OUTPUT_DIR
        except AttributeError:
            return ''

    def _path_to_filename(self, path):
        return path.strip('/').replace('/', '_')


from django.utils.decorators import decorator_from_middleware


class ViewProfilerMixin(object):
    """
    Adds ViewProfilerMixin to any Django View by overriding as_view.
    """

    @classmethod
    def as_view(cls, *args, **kwargs):
        view = super(ViewProfilerMixin, cls).as_view(*args, **kwargs)
        view = decorator_from_middleware(ViewProfilerMiddleware)(view)
        return view