*: Fix some Python 3 incompatibilities

Change-Id: Id324c0c5741e21fcd649b3b95894406808ebd286
Reviewed-on: https://pigweed-review.googlesource.com/c/infra/recipes/+/55920
Reviewed-by: Oliver Newman <olivernewman@google.com>
Commit-Queue: Rob Mohr <mohrr@google.com>
diff --git a/recipe_modules/roll_util/api.py b/recipe_modules/roll_util/api.py
index bda9d04..1e24588 100644
--- a/recipe_modules/roll_util/api.py
+++ b/recipe_modules/roll_util/api.py
@@ -15,11 +15,11 @@
 
 import pprint
 import re
-import urlparse
 
 import attr
 import enum
 from recipe_engine import recipe_api
+from six.moves import urllib
 
 # If we're embedding the original commit message, prepend 'Original-' to lines
 # which begin with these tags.
@@ -237,7 +237,7 @@
 
     @property
     def gerrit_name(self):
-        return urlparse.urlparse(self.remote).netloc.split('.')[0]
+        return urllib.parse.urlparse(self.remote).netloc.split('.')[0]
 
 
 @attr.s