# not be changed else the signature is no longer valid. So, once
# you have loaded an existing signed credential, do not call encode() or sign() on it.
-def filter_creds_by_caller(self, creds, caller_hrn):
+def filter_creds_by_caller(creds, caller_hrn):
"""
Returns a list of creds who's gid caller matches the
specified caller hrn