generate_dynamic_reconfigure_config.py 文件源码

def get_default(default, setting_type):
    if isinstance(default, str):
        if setting_type[0] == 'str_t':
            return default
        else:
            try:
                return ast.literal_eval(default)
            except:
                if setting_type[0] == 'bool_t':
                    return default.lower()=='true'
                else:
                    try:
                        return setting_type[1](default.split(' ')[0])
                    except:
                        return
    elif default is None:
        return setting_type[1]()
    else:
        return default