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Limit thread count for NumPy/OpenBLAS/MKL #33

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Limit thread count for NumPy/OpenBLAS/MKL #33

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6 changes: 4 additions & 2 deletions dataprocess/extract_av2.py
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,9 @@
"""

import os
os.environ["OMP_NUM_THREADS"] = "1"
# Limit thread count for NumPy/OpenBLAS/MKL - prevents single process from using all cores
for _k in ("OMP_NUM_THREADS", "OPENBLAS_NUM_THREADS", "MKL_NUM_THREADS", "NUMEXPR_MAX_THREADS"):
os.environ[_k] = "1"
import warnings
warnings.filterwarnings("ignore", category=UserWarning)

Expand Down Expand Up @@ -333,4 +335,4 @@ def main(
if __name__ == '__main__':
start_time = time.time()
fire.Fire(main)
print(f"\nTime used: {(time.time() - start_time)/60:.2f} mins")
print(f"\nTime used: {(time.time() - start_time)/60:.2f} mins")