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# Copyright (C) 2024 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
"""
Time a repeated Python run
--------------------------
Usage: python3 lazytiming.py # uses PySide6
python3 lazytiming.py <any arg> # uses PyQt6
It runs the same python for the testing.
Actually comparing PySide6 and PyQt6 in action:
PYSIDE6_OPTION_LAZY=0 python3 sources/pyside6/tests/manually/lazytiming.py # normal
PYSIDE6_OPTION_LAZY=1 python3 sources/pyside6/tests/manually/lazytiming.py # faster
python3 sources/pyside6/tests/manually/lazytiming.py xxx # PyQt
"""
import subprocess
import sys
from timeit import default_timer as timer
repeats = 100
test1 = "PySide6"
test2 = "PyQt6"
test = test2 if sys.argv[1:] else test1
cmd = [sys.executable, "-c", f"from {test} import QtCore, QtGui, QtWidgets"]
print(f"{repeats} * {test}")
subprocess.call(cmd) # warmup
start_time = timer()
for idx in range(repeats):
subprocess.call(cmd)
stop_time = timer()
print(f"time per run = {(stop_time - start_time) / repeats}")
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