down url

csst_dfs_client/__init__.py

 from .version import __version__
-from .common import request, fs
+from .common import request
 from io import BytesIO
 from .exceptions.exception import AppError
 __all__ = [
@@ -20,7 +20,7 @@ def download_file(file_path: str) -> bytes:
     Raises:
         Exception: 如果下载失败，则抛出异常AppError。
     """
-    response = request.download_file(f"/common/download/file?file_path={file_path}")
+    response = request.download_file(f"/api/common/download/file?file_path={file_path}")
     if not response.ok:
         raise AppError("Failed to download the file. Reason: " + response.reason)
     return response.content
@@ -38,6 +38,7 @@ def read_file(file_path: str) -> BytesIO:
     Raises:
         Exception: 如果读取失败，则抛出异常AppError。
     """
+    from .common import fs
     with fs.get_file_storage().read_file(file_path) as iobytes_io:
         try:
             iobytes_io.seek(0)