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exec_python.py
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# Copyright (C) 2022 - 2025 ANSYS, Inc. and/or its affiliates.
# SPDX-License-Identifier: MIT
#
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
"""
Simplistic execution script for Python.
Command formed: python <script_file> <input_file (optional)>
"""
import os
from ansys.rep.common.logging import log
from ansys.rep.evaluator.task_manager import ApplicationExecution
class PythonExecution(ApplicationExecution):
def execute(self):
log.info("Start Python execution script")
# Identify files
script_file = next((f for f in self.context.input_files if f["name"] == "script"), None)
assert script_file, "Python script file script missing"
inp_file = next((f for f in self.context.input_files if f["name"] == "inp"), None)
# assert inp_file, "Input file inp missing"
# Identify application
app_name = "Python"
app = next((a for a in self.context.software if a["name"] == app_name), None)
assert app, f"Cannot find app {app_name}"
# Add " around exe if needed for Windows
exe = app["executable"]
if " " in exe and not exe.startswith('"'):
exe = '"%s"' % exe
# Use properties from resource requirements
# None currently
# Pass env vars correctly
env = dict(os.environ)
env.update(self.context.environment)
# Form command
cmd = f"{exe} {script_file['path']}"
if inp_file:
cmd += f" {inp_file['path']}"
# Execute
self.run_and_capture_output(cmd, shell=True, env=env)
log.info("End Python execution script")