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hao-ai-lab-FastVideo/fastvideo/v1/tests/conftest.py
2025-04-11 15:34:54 -07:00

35 lines
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Python

# SPDX-License-Identifier: Apache-2.0
import pytest
import torch.distributed as dist
import pytest
import torch
import numpy as np
from fastvideo.v1.distributed import (init_distributed_environment,
initialize_model_parallel,
cleanup_dist_env_and_memory)
@pytest.fixture(scope="function")
def distributed_setup():
"""
Fixture to set up and tear down the distributed environment for tests.
This ensures proper cleanup even if tests fail.
"""
torch.manual_seed(42)
np.random.seed(42)
init_distributed_environment(world_size=1,
rank=0,
distributed_init_method="env://",
local_rank=0,
backend="nccl")
initialize_model_parallel(tensor_model_parallel_size=1,
sequence_model_parallel_size=1,
backend="nccl")
yield
cleanup_dist_env_and_memory()