Convert raise to call exception class. Add whitespace.

Lib/httplib.py

@@ -368,7 +368,7 @@ class HTTPConnection:
                 try:
                     port = int(host[i+1:])
                 except ValueError:
-                    raise InvalidURL, "nonnumeric port: '%s'"%host[i+1:]
+                    raise InvalidURL("nonnumeric port: '%s'" % host[i+1:])
                 host = host[:i]
             else:
                 port = self.default_port