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Parallelize syntax regression tests

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The syntax highlighting regression tests can be trivially parallelized.
On my notebook (8 core), this results in a 3.9x speedup.
This commit is contained in:
David Peter 2021-09-06 21:59:32 +02:00 committed by David Peter
parent 5143f3ad43
commit 44a332c1c4
1 changed files with 70 additions and 58 deletions
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38
tests/syntax-tests/create_highlighted_versions.py
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@ -6,7 +6,7 @@ import sys
import os.path as path
import os
import argparse
from multiprocessing import Pool
BAT_OPTIONS = [
"--no-config",
@ -38,14 +38,8 @@ def get_options(source):
return options
def create_highlighted_versions(output_basepath):
root = os.path.dirname(os.path.abspath(__file__))
sources = path.join(root, "source", "*")
for source in glob.glob(path.join(sources, "*")) + glob.glob(
path.join(sources, ".*")
):
try:
def create_highlighted_version(args):
output_basepath, source = args
env = os.environ.copy()
env.pop("BAT_CACHE_PATH", None)
env.pop("BAT_CONFIG_DIR", None)
@ -63,7 +57,7 @@ def create_highlighted_versions(output_basepath):
source_filename = path.basename(source)
if source_filename in SKIP_FILENAMES:
continue
return
bat_output = subprocess.check_output(
["bat"] + get_options(source) + [source],
@ -80,6 +74,21 @@ def create_highlighted_versions(output_basepath):
output_file.write(bat_output)
print("Created '{}'".format(output_path))
def create_highlighted_versions(output_basepath):
root = os.path.dirname(os.path.abspath(__file__))
source_paths = path.join(root, "source", "*")
sources = []
for source in glob.glob(path.join(source_paths, "*")) + glob.glob(
path.join(source_paths, ".*")
):
sources.append((output_basepath, source))
try:
with Pool() as p:
p.map(create_highlighted_version, sources)
except subprocess.CalledProcessError as err:
print(
"=== Error: Could not highlight source file '{}".format(source),
@ -93,13 +102,15 @@ def create_highlighted_versions(output_basepath):
"=== bat stderr:\n{}".format(err.stderr.decode("utf-8")),
file=sys.stderr,
)
sys.exit(1)
return False
except FileNotFoundError:
print(
"Error: Could not execute 'bat'. Please make sure that the executable "
"is available on the PATH."
)
sys.exit(1)
return False
return True
if __name__ == "__main__":
@ -118,4 +129,5 @@ if __name__ == "__main__":
args = parser.parse_args()
create_highlighted_versions(output_basepath=args.output)
if not create_highlighted_versions(output_basepath=args.output):
sys.exit(1)