pytorch/test/lazy/test_meta_kernel.py
Aaron Gokaslan bd10fea79a [BE]: Enable F821 and fix bugs (#116579)
Fixes #112371

I tried to fix as many of the bugs as I could, a few I could not figure out what the proper fix for them was though and so I left them with noqas.

Pull Request resolved: https://github.com/pytorch/pytorch/pull/116579
Approved by: https://github.com/ezyang
2024-01-01 08:40:46 +00:00

36 lines
1.2 KiB
Python

# Owner(s): ["oncall: jit"]
import torch
from torch.testing._internal.common_utils import TestCase
from torch import float32, float16
import torch._lazy
import torch._lazy.ts_backend
torch._lazy.ts_backend.init()
class TestMetaKernel(TestCase):
def test_addmm_invalid_dtype(self):
"""Tests that the addmm meta kernel returns the correct output type"""
input = torch.ones(2, 2, dtype=torch.float16).to("lazy")
self.assertTrue(input.dtype == torch.float16)
fc_nobias = torch.nn.Linear(2, 2, bias=False, dtype=float32).to("lazy")
with self.assertRaises(Exception):
out_nobias = fc_nobias(input)
def test_addmm(self):
"""Tests that the addmm meta kernel returns the correct output type"""
input = torch.ones(2, 2, dtype=torch.float16).to("lazy")
self.assertEqual(input.dtype, torch.float16)
fc_nobias = torch.nn.Linear(2, 2, bias=False, dtype=float16).to("lazy")
out_nobias = fc_nobias(input)
self.assertEqual(out_nobias.dtype, torch.float16)
fc_bias = torch.nn.Linear(2, 2, bias=True, dtype=float16).to("lazy")
out_bias = fc_bias(input)
self.assertEqual(out_bias.dtype, torch.float16)