improved format and readability

API/__init__.py

@@ -18,18 +18,25 @@ class APIError(Exception):
 
 
 class BaseMinerAPI:
-    def __init__(self, ip: str, port: int):
+    def __init__(self, ip: str, port: int) -> None:
         self.port = port
         self.ip = ipaddress.ip_address(ip)
 
-    def get_commands(self):
-        return [func for func in dir(self) if callable(getattr(self, func)) and not func.startswith("__") and func not in [func for func in dir(BaseMinerAPI) if callable(getattr(BaseMinerAPI, func))]]
+    def get_commands(self) -> list:
+        return [func for func in
+                dir(self) if callable(getattr(self, func)) and
+                not func.startswith("__") and
+                func not in
+                [func for func in
+                 dir(BaseMinerAPI) if callable(getattr(BaseMinerAPI, func))
+                 ]
+                ]
 
     async def multicommand(self, *commands: str) -> dict:
         command = "+".join(commands)
         return await self.send_command(command)
 
-    async def send_command(self, command: str, parameters: str = None) -> dict:
+    async def send_command(self, command: str, parameters: str or int or bool = None) -> dict:
         try:
             # get reader and writer streams
             reader, writer = await asyncio.open_connection(str(self.ip), self.port)