Convert CLI parsing from DIY to argparse

main.py

@@ -3,13 +3,41 @@
 
 from BackupRotator import BackupRotator
 
+import argparse
+
 
 #
 def main():
 	
+	parser = argparse.ArgumentParser(
+		description="Mike's Backup Rotator. Helps automatically remove old backup files or folders."
+	)
+	
+	parser.add_argument(
+		"--config", "-c",
+		dest="config_files",
+		default=[],
+		action="append",
+		type=str,
+		help="Specify a configuration file. Can be called multiple times."
+	)
+	parser.add_argument(
+		"--dry-run", "-d",
+		dest="dry_run",
+		default=False,
+		action="store_true",
+		help="Only perform an analysis; Don't delete anything."
+	)
+	
+	args = parser.parse_args()
+	
 	rotator = BackupRotator()
-	rotator.run()
-
+	rotator.run(
+		configs=args.config_files,
+		dry_run=args.dry_run
+	)
+	
 
 if __name__ == "__main__":
 	main()
+