parameters: (object)
return_statement: return isinstance(object, types.FunctionType)
docstring: Return true if the object is a user-defined function.
  
      Function objects provide these attributes:
          __doc__         documentation string
          __name__        name with which this function was defined
          __code__        code object containing compiled function bytecode
          __defaults__    tuple of any default values for arguments
          __globals__     global namespace in which this function was defined
          __annotations__ dict of parameter annotations
          __kwdefaults__  dict of keyword only parameters with defaults
docstring_summary: Return true if the object is a user-defined function.
docstring_tokens: Return true if the object is a user - defined function .
function: def isfunction(object):
      """Return true if the object is a user-defined function.
  
      Function objects provide these attributes:
          __doc__         documentation string
          __name__        name with which this function was defined
          __code__        code object containing compiled function bytecode
          __defaults__    tuple of any default values for arguments
          __globals__     global namespace in which this function was defined
          __annotations__ dict of parameter annotations
          __kwdefaults__  dict of keyword only parameters with defaults"""
      return isinstance(object, types.FunctionType)
function_tokens: def isfunction ( object ) : return isinstance ( object , types . FunctionType )