Make optional arguments more explicit

[lightcards.git] / lightcards / runner.py

diff --git a/lightcards/runner.py b/lightcards/runner.py
index 852bf5bf64b8c921e832aae4541554b87fc48f67..95e44b5275443b3f25941413123c68e1577e5344 100644 (file)
--- a/lightcards/runner.py
+++ b/lightcards/runner.py
@@ -20,7 +20,7 @@ def parse_args():
     parser.add_argument(
         "-c",
         "--config",
-        metavar="path",
+        metavar="config_file",
         type=str,
         default="/dev/null",
         help="specify custom config file",
@@ -28,12 +28,12 @@ def parse_args():
     parser.add_argument(
         "-V",
         "--view",
-        metavar="view",
+        metavar="1-3",
         type=int,
         choices=range(1, 4),
         help="specify which view to start in",
     )
-    parser.add_argument("inp", metavar="input file", type=str, nargs=1)
+    parser.add_argument("inp", metavar="input_file", type=str, nargs=1)
     parser.add_argument(
         "-a",
         "--alphabetize",
@@ -44,7 +44,7 @@ def parse_args():
         "-p",
         "--purge",
         action="store_true",
-        help="don't check cached info before starting",
+        help="delete cache before starting",
     )
     parser.add_argument(
         "-r", "--reverse", action="store_true", help="reverse card order"