diff --git a/httpretty/core.py b/httpretty/core.py
index 2472fb9..c7d739b 100644
--- a/httpretty/core.py
+++ b/httpretty/core.py
@@ -802,8 +802,9 @@ class URIMatcher(object):
     def __init__(self, uri, entries, match_querystring=False, priority=0):
         self._match_querystring = match_querystring
         # CPython, Jython
-        if type(uri).__name__ in ('SRE_Pattern', 
-                                  'org.python.modules.sre.PatternObject'):
+        regex_types = ('SRE_Pattern', 'org.python.modules.sre.PatternObject')
+        is_regex = type(uri).__name__ in regex_types
+        if is_regex:
             self.regex = uri
             result = urlsplit(uri.pattern)
             if result.scheme == 'https':