vllm/tests/tpu/test_compilation.py

35 lines
1.2 KiB
Python

import glob
import os
import runpy
import tempfile
import depyf
temp_dir = tempfile.mkdtemp()
with depyf.prepare_debug(temp_dir):
cur_dir = os.path.dirname(__file__)
parent_dir = os.path.dirname(cur_dir)
root_dir = os.path.dirname(parent_dir)
example_file = os.path.join(root_dir, "examples",
"offline_inference_tpu.py")
runpy.run_path(example_file)
compiled_code = sorted(
glob.glob(os.path.join(temp_dir, "__transformed_code*.py")))
full_code = glob.glob(os.path.join(temp_dir, "full_code*.py"))[0]
# we should only trigger Dynamo compilation three times:
# one for the profiling phase (and the compiled artifact will be discarded)
# one for the prefill phase with symbolic shapes
# one for the decode phase with symbolic shapes
# and later calls should not trigger Dynamo compilation again.
# NOTE: it might still trigger XLA compilation.
# check we have three compiled code
assert len(compiled_code) == 3
# check the first compilation is discarded
with open(full_code) as f:
full_code_content = f.read()
profile_function = compiled_code[0].split(".")[0]
assert profile_function not in full_code_content