tobie/ua-parser — pull request #439 by tmeryu (2014-09-01 22:51:33+00:00)
Title: Fix #438 - Add fallback to avoid ImportError in Google App Engine (no pkg_resources)

To avoid ImportError I moved the import inside a try/except block. This let the user define a UA_PARSER_YAML to avoid the exception or fallback in the previous code to load the json and yaml paths.