修复一些PyCharm警告

api/base.py

@@ -7,6 +7,10 @@ import tornado.web
 
 # noinspection PyAbstractClass
 class ApiHandler(tornado.web.RequestHandler):
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.json_args = None
+
     def set_default_headers(self):
         # 跨域测试用
         if not self.application.settings['debug']:
@@ -18,13 +22,12 @@ class ApiHandler(tornado.web.RequestHandler):
                             self.request.headers['Access-Control-Request-Headers'])
 
     def prepare(self):
-        if self.request.headers.get('Content-Type', '').startswith('application/json'):
-            try:
-                self.json_args = json.loads(self.request.body)
-            except json.JSONDecodeError:
-                self.json_args = None
-        else:
-            self.json_args = None
+        if not self.request.headers.get('Content-Type', '').startswith('application/json'):
+            return
+        try:
+            self.json_args = json.loads(self.request.body)
+        except json.JSONDecodeError:
+            pass
 
     async def options(self, *_args, **_kwargs):
         # 跨域测试用

config.py

@@ -121,7 +121,7 @@ class AppConfig:
         self.translator_configs = translator_configs
 
 
-def _str_to_list(value, item_type: Type=str, container_type: Type=list):
+def _str_to_list(value, item_type: Type = str, container_type: Type = list):
     value = value.strip()
     if value == '':
         return container_type()

main.py

@@ -60,6 +60,7 @@ def init_logging(debug):
     file_handler = logging.handlers.TimedRotatingFileHandler(
         LOG_FILE_NAME, encoding='utf-8', when='midnight', backupCount=7, delay=True
     )
+    # noinspection PyArgumentList
     logging.basicConfig(
         format='{asctime} {levelname} [{name}]: {message}',
         datefmt='%Y-%m-%d %H:%M:%S',

models/avatar.py

@@ -25,7 +25,7 @@ _avatar_url_cache: Dict[int, str] = {}
 # 正在获取头像的Future，user_id -> Future
 _uid_fetch_future_map: Dict[int, asyncio.Future] = {}
 # 正在获取头像的user_id队列
-_uid_queue_to_fetch = None
+_uid_queue_to_fetch: Optional[asyncio.Queue] = None
 # 上次被B站ban时间
 _last_fetch_banned_time: Optional[datetime.datetime] = None
 

models/database.py

@@ -13,7 +13,7 @@ engine = None
 DbSession: Optional[Type[sqlalchemy.orm.Session]] = None
 
 
-def init(debug):
+def init(_debug):
     cfg = config.get_config()
     global engine, DbSession
     # engine = sqlalchemy.create_engine(cfg.database_url, echo=debug)
@@ -28,7 +28,7 @@ def get_session():
     session = DbSession()
     try:
         yield session
-    except:
+    except BaseException:
         session.rollback()
         raise
     finally:

models/translate.py

@@ -23,7 +23,7 @@ NO_TRANSLATE_TEXTS = {
 }
 
 _main_event_loop = asyncio.get_event_loop()
-_http_session = None
+_http_session: Optional[aiohttp.ClientSession] = None
 _translate_providers: List['TranslateProvider'] = []
 # text -> res
 _translate_cache: Dict[str, str] = {}