| # Copyright © 2020 Arm Ltd. All rights reserved. |
| # SPDX-License-Identifier: MIT |
| """ |
| This script executes SWIG commands to generate armnn and armnn version wrappers. |
| This script cannot be moved to ./script dir because it uses find_armnn function from setup.py script. |
| Both scripts must be in the same folder. |
| """ |
| import os |
| import re |
| import subprocess |
| from pathlib import Path |
| |
| from setup import find_includes |
| |
| __current_dir = Path(__file__).parent.absolute() |
| |
| |
| def check_swig_versoin(version: str): |
| proc = subprocess.Popen(["swig -version"], |
| stdout=subprocess.PIPE, shell=True) |
| result = proc.communicate()[0].decode("utf-8") |
| |
| pattern = re.compile(r"(?<=Version ).+(?=$)", re.MULTILINE) |
| match = pattern.search(result) |
| |
| if match: |
| version_string = match.group(0).strip() |
| print(f"Swig version = {version_string}") |
| return version_string.startswith(version) |
| else: |
| print(f"Failed to find version string in 'swig -version':\n {result}") |
| return False |
| |
| |
| def generate_wrap(name, extr_includes): |
| print(f'\nGenerating wrappers for {name}\n') |
| |
| code = os.system(f"swig -v -c++ -python" |
| f" -Wall" |
| f" -o {__current_dir}/src/pyarmnn/_generated/{name}_wrap.cpp " |
| f"-outdir {__current_dir}/src/pyarmnn/_generated " |
| f"{extr_includes} " |
| f"-I{__current_dir}/src/pyarmnn/swig " |
| f"{__current_dir}/src/pyarmnn/swig/{name}.i") |
| |
| if code != 0: |
| raise RuntimeError(f"Failed to generate {name} ext.") |
| |
| |
| if __name__ == "__main__": |
| if not check_swig_versoin('4.'): |
| raise RuntimeError("Wrong swig version was found. Expected SWIG version is 4.x.x") |
| |
| armnn_includes = find_includes() |
| |
| generate_wrap('armnn_version', f"-I{'-I'.join(armnn_includes)} ") |
| generate_wrap('armnn', f"-I{'-I'.join(armnn_includes)} ") |
| |
| generate_wrap('armnn_caffeparser', f"-I{'-I'.join(armnn_includes)} ") |
| generate_wrap('armnn_onnxparser', f"-I{'-I'.join(armnn_includes)} ") |
| generate_wrap('armnn_tfparser', f"-I{'-I'.join(armnn_includes)} ") |
| generate_wrap('armnn_tfliteparser', f"-I{'-I'.join(armnn_includes)} ") |
| |
| |