Method _generate_cache_filename

src/services/file_cache.py:256–262

Generate unique filename for cached file

(self, url: str, media_type: str)

            )

    def _generate_cache_filename(self, url: str, media_type: str) -> str:
        """Generate unique filename for cached file"""
        # Use URL hash as filename
        url_hash = hashlib.md5(url.encode()).hexdigest()
        ext = self._guess_extension(url, media_type)

        return f"{url_hash}{ext}"

    def _normalize_cache_error(self, error: Exception) -> str:
        """整理缓存错误，避免将底层命令异常直接暴露给用户。"""