original_docstring: 
          method that displays a list of user credentials.
          
docstring: method that displays a list of user credentials.
docstring_tokens: method that displays a list of user credentials .
code: def display_credentials(cls):
          """
          method that displays a list of user credentials.
          """
          return cls.credentials_list
code_tokens: def display_credentials ( cls ) : return cls . credentials_list
short_docstring: method that displays a list of user credentials.
short_docstring_tokens: method that displays a list of user credentials .
comment: """
          method that displays a list of user credentials.
          """