PEP8.

bin/theano-cache

@@ -19,7 +19,8 @@ def print_help(exit_status):
     print('Type "theano-cache clear" to erase the cache')
     print('Type "theano-cache list" to print the cache content')
     print('Type "theano-cache unlock" to unlock the cache directory')
-    print('Type "theano-cache cleanup" to delete keys in the old format/code version')
+    print('Type "theano-cache cleanup" to delete keys in the old '
+          'format/code version')
     print('Type "theano-cache purge" to force deletion of the cache directory')
     print('Type "theano-cache basecompiledir" '
           'to print the parent of the cache directory')