Improve startup logging (#13)

* Improved logging on script startup

* Removed logging when running in input_file mode

Author: moleculekayak

main.py

@@ -1,3 +1,4 @@
+import sys
 from colorama import Fore
 
 from src.api import RedAPI, OpsAPI
@@ -10,9 +11,15 @@
 
 def cli_entrypoint(args):
   try:
-    config = Config().load(args.config_file)
-    red_api, ops_api = __verify_api_keys(config)
-    injector = Injection(config).setup() if config.inject_torrents else None
+    # using input_file means this is probably running as a script and extra printing wouldn't be appreciated
+    should_print = args.input_directory or args.server
+    config = command_log_wrapper("Reading config file:", should_print, lambda: Config().load(args.config_file))
+    red_api, ops_api = command_log_wrapper("Verifying API keys:", should_print, lambda: __verify_api_keys(config))
+
+    if config.inject_torrents:
+      injector = command_log_wrapper("Connecting to torrent client:", should_print, lambda: Injection(config).setup())
+    else:
+      injector = None
 
     if args.server:
       run_webserver(args.input_directory, args.output_directory, red_api, ops_api, injector, port=config.server_port)
@@ -37,6 +44,23 @@ def __verify_api_keys(config):
   return red_api, ops_api
 
 
+def command_log_wrapper(label, should_print, func):
+  def maybe_print(str, *args, **kwargs):
+    if should_print:
+      print(str, *args, **kwargs)
+      sys.stdout.flush()
+
+  maybe_print(f"{label} ", end="")
+
+  try:
+    result = func()
+    maybe_print(f"{Fore.GREEN}Success{Fore.RESET}")
+    return result
+  except Exception as e:
+    maybe_print(f"{Fore.RED}Error{Fore.RESET}")
+    raise e
+
+
 if __name__ == "__main__":
   args = parse_args()
 

src/api.py

@@ -81,13 +81,13 @@ def __get(self, action, **params):
       else:
         sleep(0.2)
 
-    handle_error(description="Maximum number of retries reached", should_exit=True)
+    handle_error(description="Maximum number of retries reached", should_raise=True)
 
   def __get_announce_url(self):
     try:
       account_info = self.get_account_info()
     except AuthenticationError as e:
-      handle_error(description=f"Authentication to {self.sitename} failed", exception_details=e, should_exit=True)
+      handle_error(description=f"Authentication to {self.sitename} failed", exception_details=e, should_raise=True)
 
     passkey = account_info["response"]["passkey"]
     return f"{self.tracker_url}/{passkey}/announce"

src/errors.py

@@ -1,4 +1,3 @@
-import sys
 from time import sleep
 
 from colorama import Fore
@@ -9,17 +8,17 @@ def handle_error(
   exception_details: (str | None) = None,
   wait_time: int = 0,
   extra_description: str = "",
-  should_exit: bool = False,
+  should_raise: bool = False,
 ) -> None:
-  action = "Exiting" if should_exit else "Retrying"
-  action += f" in {wait_time} seconds..." if wait_time else "..."
+  action = "" if should_raise else "Retrying"
+  action += f" in {wait_time} seconds..." if wait_time else ""
   exception_message = f"\n{Fore.LIGHTBLACK_EX}{exception_details}" if exception_details is not None else ""
 
-  print(f"{Fore.RED}Error: {description}{extra_description}. {action}{exception_message}{Fore.RESET}")
-  sleep(wait_time)
-
-  if should_exit:
-    sys.exit(1)
+  if should_raise:
+    raise Exception(f"{description}{extra_description}. {action}{exception_message}{Fore.RESET}")
+  else:
+    print(f"{Fore.RED}Error: {description}{extra_description}. {action}{exception_message}{Fore.RESET}")
+    sleep(wait_time)
 
 
 class AuthenticationError(Exception):