ray/release/sgd_tests/sgd_gpu/sgd_gpu_test.py
Balaji Veeramani 7f1bacc7dc
[CI] Format Python code with Black (#21975)
See #21316 and #21311 for the motivation behind these changes.
2022-01-29 18:41:57 -08:00

37 lines
1 KiB
Python

import json
import os
import time
import ray
from ray.util.sgd.torch.examples.cifar_pytorch_example import train_cifar
import traceback
if __name__ == "__main__":
ray.init(address=os.environ.get("RAY_ADDRESS", "auto"))
start_time = time.time()
success = True
try:
from apex import amp # noqa: F401
except ImportError:
traceback.print_exc()
success = False
try:
train_cifar(
num_workers=1, use_gpu=True, num_epochs=5, fp16=True, test_mode=False
)
except Exception as e:
print(f"(native fp16) The test failed with {e}")
success = False
try:
train_cifar(
num_workers=1, use_gpu=True, num_epochs=5, fp16="apex", test_mode=False
)
except Exception as e:
print(f"(apex fp16) The test failed with {e}")
success = False
delta = time.time() - start_time
with open(os.environ["TEST_OUTPUT_JSON"], "w") as f:
f.write(json.dumps({"train_time": delta, "success": success}))