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nuitka-mirror/tests/benchmarks/constructs/ClosureVariableAccess.py
2025-04-28 11:04:36 +02:00

55 lines
1.6 KiB
Python

# Copyright 2025, Kay Hayen, mailto:kay.hayen@gmail.com find license text at end of file
import itertools
module_value1 = 1000
module_value2 = 1000
def calledRepeatedly(cond):
closure_value = module_value1
def f():
# Force frame and eliminate forward propagation (currently).
module_value1
local_value1 = module_value1
local_value2 = module_value2
if cond:
local_value1 = closure_value
return local_value1 + local_value2
# Make it clear that the closure cannot be trusted and there
# is no inlining possible.
return f, f()
for x in itertools.repeat(None, 50000):
# construct_begin
calledRepeatedly(True)
# construct_alternative
calledRepeatedly(False)
# construct_end
print("OK.")
# Python test originally created or extracted from other peoples work. The
# parts from me are licensed as below. It is at least Free Software where
# it's copied from other people. In these cases, that will normally be
# indicated.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.