import tensorflow as tf

from onnx_tf.handlers.backend_handler import BackendHandler
from onnx_tf.handlers.handler import onnx_op
from onnx_tf.handlers.handler import tf_func
from .math_mixin import BasicMathMixin


@onnx_op("Neg")
@tf_func(tf.negative)
class Neg(BasicMathMixin, BackendHandler):

  @classmethod
  def version_1(cls, node, **kwargs):
    return [cls.make_tensor_from_onnx_node(node, **kwargs)]

  @classmethod
  def version_6(cls, node, **kwargs):
    return [cls.make_tensor_from_onnx_node(node, **kwargs)]