From a2b67ba88224e759d34460de3a4d459f9a715d17 Mon Sep 17 00:00:00 2001
From: kris <kris.kennaway@gmail.com>
Date: Fri, 26 Nov 2021 13:36:29 +0000
Subject: [PATCH] Require a subcommand

---
 convert.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/convert.py b/convert.py
index 20957c9..7a80342 100644
--- a/convert.py
+++ b/convert.py
@@ -41,7 +41,7 @@ def add_common_args(parser):
 
 def main():
     parser = argparse.ArgumentParser()
-    subparsers = parser.add_subparsers()
+    subparsers = parser.add_subparsers(required=True)
 
     dhr_parser = subparsers.add_parser("dhr")
     add_common_args(dhr_parser)