parameters: (type_, dtype)
return_statement: return typing.is_subclass(type_, dtype)
docstring: Determine whether `type_` is a subclass of `dtype`.
  
      Args:
          type_ (:class:`mindspore.dtype`): Target MindSpore dtype.
          dtype (:class:`mindspore.dtype`): Compare MindSpore dtype.
  
      Returns:
          bool, True or False.
docstring_summary: Determine whether `type_` is a subclass of `dtype`.
docstring_tokens: Determine whether type_ is a subclass of dtype .
function: def issubclass_(type_, dtype):
      """
      Determine whether `type_` is a subclass of `dtype`.
  
      Args:
          type_ (:class:`mindspore.dtype`): Target MindSpore dtype.
          dtype (:class:`mindspore.dtype`): Compare MindSpore dtype.
  
      Returns:
          bool, True or False.
      """
      if not isinstance(type_, typing.Type):
          return False
      return typing.is_subclass(type_, dtype)
function_tokens: def issubclass_ ( type_ , dtype ) : if not isinstance ( type_ , typing . Type ) : return False return typing . is_subclass ( type_ , dtype )