Fix some IDE warnings, mostly around type safety on the Python side

server/handlers/api/solar_conditions.py

@@ -1,7 +1,10 @@
 from datetime import datetime
+from typing import Any
 
 import pytz
 import tornado
+from tornado import httputil
+from tornado.web import Application
 
 from core.prometheus_metrics_handler import api_requests_counter
 
@@ -9,6 +12,11 @@ from core.prometheus_metrics_handler import api_requests_counter
 class APISolarConditionsHandler(tornado.web.RequestHandler):
     """API request handler for /api/v1/solar"""
 
+    def __init__(self, application: "Application", request: httputil.HTTPServerRequest, **kwargs: Any):
+        self._solar_conditions = None
+        self._web_server_metrics = None
+        super().__init__(application, request, **kwargs)
+
     def initialize(self, solar_conditions, web_server_metrics):
         self._solar_conditions = solar_conditions
         self._web_server_metrics = web_server_metrics