add-django-cprofile-filter.patch

--- django_cprofile_middleware/middleware.py.old	2018-04-04 06:32:29.282187502 -0700
+++ django_cprofile_middleware/middleware.py	2018-04-06 10:11:18.936855634 -0700
@@ -1,4 +1,5 @@
 import pstats
+import re
 
 try:
     import cProfile as profile
@@ -14,6 +15,15 @@
 from django.utils.deprecation import MiddlewareMixin
 
 
+class Stats(pstats.Stats):
+    def filter_stats(self, regex):
+        oldstats = self.stats
+        self.stats = newstats = {}
+        filter = re.compile(regex)
+        for func, (cc, nc, tt, ct, callers) in oldstats.iteritems():
+            if filter.search(pstats.func_std_string(func)):
+                newstats[func] = (cc, nc, tt, ct, callers)
+
 class ProfilerMiddleware(MiddlewareMixin):
     """
     Simple profile middleware to profile django views. To run it, add ?prof to
@@ -62,8 +72,13 @@
                 response['Content-Length'] = len(output)
             else:
                 io = StringIO()
-                stats = pstats.Stats(self.profiler, stream=io)
-                stats.strip_dirs().sort_stats(request.GET.get('sort', 'time'))
+                stats = Stats(self.profiler, stream=io)
+                if request.GET.get('stripdirs', False):
+                    stats = stats.strip_dirs()
+                filter = request.GET.get('filter', None)
+                if filter:
+                    stats.filter_stats(filter)
+                stats.sort_stats(request.GET.get('psort') or 'time')
                 stats.print_stats(int(request.GET.get('count', 100)))
                 response = HttpResponse('<pre>%s</pre>' % io.getvalue())
         return response