ascii code problem

[LoveMandy]

gists list
Username: LoveMandy
Password:
Traceback (most recent call last):
  File "/usr/local/bin/gists", line 11, in <module>
    load_entry_point('gists.cli==0.351', 'console_scripts', 'gists')()
  File "build/bdist.macosx-10.12-x86_64/egg/gists_cli/gists.py", line 118, in main
  File "build/bdist.macosx-10.12-x86_64/egg/gists_cli/actions.py", line 54, in list
  File "build/bdist.macosx-10.12-x86_64/egg/gists_cli/api.py", line 55, in getCredentials
  File "build/bdist.macosx-10.12-x86_64/egg/gists_cli/api.py", line 134, in auth
UnicodeEncodeError: 'ascii' codec can't encode character u'\u6708' in position 138: ordinal not in range(128)