実行可能ファイルのパスを検索

コピー (0)

def find_executable_path(filename):
    for path in os.environ["PATH"].split(os.pathsep):
        full_path = os.path.join(path, filename)
        if os.path.isfile(full_path) and os.access(full_path, os.X_OK):
            return full_path
    return None