template.py 文件源码

def load_parameters(stack):
    """load parameters from yaml file and return as dictionary"""
    params = []
    param_path = path.join('stacks', stack, 'parameters.yaml')

    if not path.exists(param_path):
        return params

    with open(param_path, encoding='utf-8') as file:
        params_raw = yaml.load(file.read())

        # build parameter dict
        for param in params_raw.keys():
            params.append({
                'ParameterKey': param,
                'ParameterValue': params_raw[param]
            })
    return params