fix some cython code

loader_http_client.pyx

@@ -0,0 +1,42 @@
+import requests
+from loguru import logger
+
+
+cdef class LoadResult:
+    def __init__(self, err, data=None):
+        self.err = err
+        self.data = data
+
+
+cdef class LoaderHttpClient:
+    def __init__(self, base_url: str):
+        self.base_url = base_url.rstrip("/")
+
+    cdef LoadResult load_big_small_resource(self, str filename, str directory):
+        try:
+            response = requests.post(
+                f"{self.base_url}/load/{filename}",
+                json={"filename": filename, "folder": directory},
+                stream=True,
+            )
+            response.raise_for_status()
+            return LoadResult(None, response.content)
+        except Exception as e:
+            logger.error(f"LoaderHttpClient.load_big_small_resource failed: {e}")
+            return LoadResult(str(e))
+
+    cdef LoadResult upload_big_small_resource(self, bytes content, str filename, str directory):
+        try:
+            response = requests.post(
+                f"{self.base_url}/upload/{filename}",
+                files={"data": (filename, content)},
+                data={"folder": directory},
+            )
+            response.raise_for_status()
+            return LoadResult(None)
+        except Exception as e:
+            logger.error(f"LoaderHttpClient.upload_big_small_resource failed: {e}")
+            return LoadResult(str(e))
+
+    cdef stop(self):
+        pass