nebulous/WWW-Wunderground-API — pull request #2 by mschilli (2014-12-05 12:39:19+00:00)
Title: Transforms URL object into a string before caching it

This gets rid of the

&Digest::SHA1::sha1_hex function called with reference argument at /Users/mschilli/perl5/lib/perl5/Cache/FileBackend.pm line 202, <> line 1.

warnings by using strings, not URL objects for the file cache.