docs: def finger(match, hash_type=None):
      '''
      Return the matching key fingerprints. Returns a dictionary.
  
      match
          The key for with to retrieve the fingerprint.
  
      hash_type
          The hash algorithm used to calculate the fingerprint
  
      .. code-block:: python
  
          >>> wheel.cmd('key.finger', ['minion1'])
          {'minions': {'minion1': '5d:f6:79:43:5e:d4:42:3f:57:b8:45:a8:7e:a4:6e:ca'}}
  
      '''
      if hash_type is None:
          hash_type = __opts__['hash_type']
  
      skey = get_key(__opts__)
      return skey.finger(match, hash_type)