sync-cmsis.py

import pathlib
import urllib.request

import github

class GitHubDownloader:
    def __init__(self, repo: str, ref: str):
        self._ref = ref
        self._github = github.Github()
        self._repo = self._github.get_repo(repo)

    def _download_file(self, file: github.ContentFile):
        dest_path = pathlib.Path(file.path)
        if dest_path.exists():
            print(f'{dest_path} is already downloaded')
            return

        print(f'Downloading {file.download_url}')
        dest_path.parent.mkdir(parents=True, exist_ok=True)
        urllib.request.urlretrieve(file.download_url, file.path)

    def download_dir(self, path: str):
        for file in self._repo.get_contents(path, ref=self._ref):
            self._download_file(file)

    def download_file(self, path: str):
        file = self._repo.get_contents(path, ref=self._ref)
        self._download_file(file)

def main():
    downloader = GitHubDownloader(repo='ARM-software/CMSIS_5', ref='5.7.0')
    includes = [
        'CMSIS/Core/Include',
        'CMSIS/DSP/Include',
        'CMSIS/DSP/PrivateInclude',
    ]
    sources = [
        'LICENSE.txt',
        'CMSIS/DSP/Source/BasicMathFunctions/arm_add_q15.c',
        'CMSIS/DSP/Source/BasicMathFunctions/arm_dot_prod_q15.c',
        'CMSIS/DSP/Source/BasicMathFunctions/arm_mult_q15.c',
        'CMSIS/DSP/Source/BasicMathFunctions/arm_offset_q15.c',
        'CMSIS/DSP/Source/BasicMathFunctions/arm_scale_q15.c',
        'CMSIS/DSP/Source/MatrixFunctions/arm_mat_init_q15.c',
        'CMSIS/DSP/Source/MatrixFunctions/arm_mat_mult_fast_q15.c',
        'CMSIS/DSP/Source/StatisticsFunctions/arm_max_q15.c',
        'CMSIS/DSP/Source/StatisticsFunctions/arm_min_q15.c',
        'CMSIS/DSP/Source/SupportFunctions/arm_fill_q15.c',
    ]
    for include_dir in includes:
        downloader.download_dir(include_dir)

    for source_file in sources:
        downloader.download_file(source_file)

if __name__ == '__main__':
    main()