Dropped a branch for Python < 2.7 compatibility.

Author: timgraham

debug_toolbar/middleware.py

@@ -114,15 +114,8 @@ def process_response(self, request, response):
         # Insert the toolbar in the response.
         content = force_text(response.content, encoding=settings.DEFAULT_CHARSET)
         insert_before = dt_settings.get_config()['INSERT_BEFORE']
-        try:                    # Python >= 2.7
-            pattern = re.escape(insert_before)
-            bits = re.split(pattern, content, flags=re.IGNORECASE)
-        except TypeError:       # Python < 2.7
-            pattern = '(.+?)(%s|$)' % re.escape(insert_before)
-            matches = re.findall(pattern, content, flags=re.DOTALL | re.IGNORECASE)
-            bits = [m[0] for m in matches if m[1] == insert_before]
-            # When the body ends with a newline, there's two trailing groups.
-            bits.append(''.join(m[0] for m in matches if m[1] == ''))
+        pattern = re.escape(insert_before)
+        bits = re.split(pattern, content, flags=re.IGNORECASE)
         if len(bits) > 1:
             # When the toolbar will be inserted for sure, generate the stats.
             for panel in reversed(toolbar.enabled_panels):