Short Video MCP Server

# 辅助函数模块 import re from typing import Optional from urllib.parse import parse_qs, urlparse from .constants import URL_REGEX_PATTERN def extract_url_from_text(text: str) -> Optional[str]: """从文本中提取URL""" url_reg = re.compile(URL_REGEX_PATTERN) match = url_reg.search(text) return match.group() if match else None def get_val_from_url_by_query_key(url: str, query_key: str) -> str: """ 从url的query参数中解析出query_key对应的值 :param url: url地址 :param query_key: query参数的key :return: """ url_res = urlparse(url) url_query = parse_qs(url_res.query, keep_blank_values=True) try: query_val = url_query[query_key][0] except KeyError: raise KeyError(f"url中不存在query参数: {query_key}") if len(query_val) == 0: raise ValueError(f"url中query参数值长度为0: {query_key}") return url_query[query_key][0]