Huge websocket redesign, to support more than a single connection

main.py

@@ -10,10 +10,10 @@ import asyncio
 import warnings
 import traceback
 import threading
-from typing import Any, Dict, NoReturn
+from typing import NoReturn
 
 from twitch import Twitch
-from constants import SETTINGS_PATH, TERMINATED_STR
+from constants import JsonType, SETTINGS_PATH, TERMINATED_STR, DEBUG_RAW
 
 try:
     import win32api
@@ -41,6 +41,8 @@ def terminate() -> NoReturn:
     raise RuntimeError("Uh oh")  # this will never run, solely for MyPy
 
 
+# extra debug logging level
+logging.addLevelName(DEBUG_RAW, "DEBUG_RAW")
 # handle extra stackable '-v' parameter, that switches the logging level
 logging_level = logging.ERROR
 if len(sys.argv) > 1:
@@ -51,6 +53,9 @@ if len(sys.argv) > 1:
         logging_level = logging.INFO
     elif arg in ("-vvv", "-v3"):
         logging_level = logging.DEBUG
+    elif arg in ("-vvvv", "-v4"):
+        # enables debugging raw messages
+        logging_level = DEBUG_RAW
 # handle logging stuff
 root_logger = logging.getLogger()
 root_logger.addHandler(logging.NullHandler())
@@ -62,7 +67,7 @@ logger.setLevel(logging_level)
 # handle settings
 try:
     with open(SETTINGS_PATH, 'r', encoding="utf8") as file:
-        settings: Dict[str, Any] = json.load(file)
+        settings: JsonType = json.load(file)
 except json.JSONDecodeError as exc:
     print(f"Error while reading the settings file:\n{str(exc)}")
     terminate()
@@ -99,10 +104,6 @@ except (asyncio.CancelledError, KeyboardInterrupt):
     # Because we don't want anything from there to actually run during cleanup,
     # we need to explicitly cancel the task ourselves here.
     main_task.cancel()
-    # cancel all other tasks
-    for task in asyncio.all_tasks(loop):
-        if not task.done():
-            task.cancel()
     # main_task was cancelled due to program shutting down - do the cleanup
     loop.run_until_complete(client.close())
     # notify we're free to exit