Port print arguments -q/-a/-S from main to restructuring.

chatmastermind/commands/print.py

@@ -13,7 +13,15 @@ def print_cmd(args: argparse.Namespace, config: Config) -> None:
     try:
         message = Message.from_file(fname)
         if message:
-            print(message.to_str(source_code_only=args.source_code_only))
+            if args.question:
+                print(message.question)
+            elif args.answer:
+                print(message.answer)
+            elif message.answer and args.only_source_code:
+                for code in message.answer.source_code():
+                    print(code)
+            else:
+                print(message.to_str())
     except MessageError:
         print(f"File is not a valid message: {args.file}")
         sys.exit(1)