fully typed project

app/handler.py

@@ -1,16 +1,17 @@
 from http.server import BaseHTTPRequestHandler
 import urllib.parse as urllib
+from typing import Callable
 import logger
 
-def generate_class(response_callback):
+def generate_class(response_callback: Callable[[str, str], str | None]) -> type[BaseHTTPRequestHandler]:
     class Handler(BaseHTTPRequestHandler):
-        def _send_error(self, code: int, message: str):
+        def _send_error(self, code: int, message: str) -> None:
             self.send_response(code)
             self.send_header("Content-Type", "text/plain")
             self.end_headers()
             self.wfile.write(message.encode("utf-8"))
 
-        def _handle_request(self):
+        def _handle_request(self) -> None:
             host = self.client_address[0]
             method = self.command
             url = urllib.urlparse(self.path)
@@ -39,25 +40,25 @@ def generate_class(response_callback):
             self.end_headers()
             self.wfile.write(response.encode("utf-8"))
 
-        def do_GET(self):
+        def do_GET(self) -> None:
             self._handle_request()
 
-        def do_POST(self):
+        def do_POST(self) -> None:
             self._handle_request()
 
-        def do_PUT(self):
+        def do_PUT(self) -> None:
             self._handle_request()
 
-        def do_DELETE(self):
+        def do_DELETE(self) -> None:
             self._handle_request()
 
-        def do_PATCH(self):
+        def do_PATCH(self) -> None:
             self._handle_request()
 
-        def do_OPTIONS(self):
+        def do_OPTIONS(self) -> None:
             self._handle_request()
 
-        def log_message(self, format, *args):
+        def log_message(self, format: str, *args) -> None:
             return
 
     return Handler