fix argument parsing

wintermute.py

@@ -21,12 +21,12 @@
 # for defaults we are using .env but allow overwrite through cli arguments
 parser = argparse.ArgumentParser(description='Run an LLM vs a SSH connection.')
 parser.add_argument('--log', type=str, help='sqlite3 db for storing log files', default=os.getenv("LOG_DESTINATION") or ':memory:')
-parser.add_argument('--target-ip', nargs=1, help='ssh hostname to use to connect to target system', default=os.getenv("TARGET_IP") or '127.0.0.1')
-parser.add_argument('--target-user', nargs=1, help='ssh username to use to connect to target system', default=os.getenv("TARGET_USER") or 'lowpriv')
-parser.add_argument('--target-password', nargs=1, help='ssh password to use to connect to target system', default=os.getenv("TARGET_PASSWORD") or 'trustno1')
+parser.add_argument('--target-ip', type=str, help='ssh hostname to use to connect to target system', default=os.getenv("TARGET_IP") or '127.0.0.1')
+parser.add_argument('--target-user', type=str, help='ssh username to use to connect to target system', default=os.getenv("TARGET_USER") or 'lowpriv')
+parser.add_argument('--target-password', type=str, help='ssh password to use to connect to target system', default=os.getenv("TARGET_PASSWORD") or 'trustno1')
 parser.add_argument('--max-rounds', type=int, help='how many cmd-rounds to execute at max', default=int(os.getenv("MAX_ROUNDS")) or 10)
-parser.add_argument('--llm-connection', nargs=1, help='which LLM driver to use', choices=get_potential_llm_connections(), default=os.getenv("LLM_CONNECTION"))
-parser.add_argument('--model', nargs=1, help='which LLM to use', default=os.getenv("MODEL") or "gpt-3.5-turbo")
+parser.add_argument('--llm-connection', type=str, help='which LLM driver to use', choices=get_potential_llm_connections(), default=os.getenv("LLM_CONNECTION"))
+parser.add_argument('--model', type=str, help='which LLM to use', default=os.getenv("MODEL") or "gpt-3.5-turbo")
 parser.add_argument('--tag', type=str, help='tag run with string', default="")
 parser.add_argument('--context-size', type=int, help='model context size to use', default=int(os.getenv("CONTEXT_SIZE")) or 3000)
 
@@ -100,4 +100,4 @@
     console.print(Panel("Got Root!", title="Run finished"))
 else:
     db.run_was_failure(run_id)
-    console.print(Panel("maximum round number reached", title="Run finished"))
+    console.print(Panel("maximum round number reached", title="Run finished"))