1 files changed, 11 insertions, 0 deletions
diff --git a/cmdline.py b/cmdline.py
index b75c49c..dd9e3a6 100644
--- a/cmdline.py
+++ b/cmdline.py
@@ -1,5 +1,9 @@
+""" cmdline.py - komentorivin käsittely argparse moduulilla """
+import sys
 from argparse import ArgumentParser
 
+from tui import KEY_DESCRIPTIONS
+
 parser = ArgumentParser(
     prog='miinaharava',
     description='Klassisen miinaharavapelin terminaali toteutus.',
@@ -99,3 +103,10 @@ misc_group.add_argument(
 
 args = parser.parse_args()
 
+if args.help:
+    parser.print_help()
+    sys.exit()
+
+if args.keys:
+    print(end=KEY_DESCRIPTIONS)
+    sys.exit()