template.py 文件源码

def save_parameters(stack, params):
    """saves parameters to disk"""
    # decode parameter dict
    params_dict = {}
    for param in params:
        params_dict[param['ParameterKey']] = param['ParameterValue']

    stack_dir = path.join('stacks', stack)
    param_path = path.join(stack_dir, 'parameters.yaml')

    # ensure paths are present
    if not path.exists('stacks'):
        mkdir('stacks')
    if not path.exists(stack_dir):
        mkdir(stack_dir)

    with open(param_path, mode='w', encoding='utf-8') as file:
        file.write(yaml.dump(params_dict, default_flow_style=False, explicit_start=True))