CLI: Use --when argument by default

README.md

@@ -16,7 +16,7 @@ and further stops on the trip, and computes travel plan drafts using the [HAFAS]
 ## Usage
 
 ```shell
-rex9 travel --from=Oranienburg --to=Stralsund --stops=Fürstenberg,Mildenberg --on=do-di
+rex9 travel --from=Oranienburg --to=Stralsund --stops=Fürstenberg,Mildenberg --when=do-di
 ```
 
 

rex9/cli.py

@@ -21,7 +21,7 @@ def help_plan():
 
     Synopsis
     ========
-    rex9 travel --from=Oranienburg --to=Stralsund --stops=Fürstenberg,Mildenberg --on=do-di
+    rex9 travel --from=Oranienburg --to=Stralsund --stops=Fürstenberg,Mildenberg --when=do-di
     """
 
 
@@ -43,7 +43,7 @@ def cli(ctx: click.Context, verbose: bool, debug: bool):
 @click.option("--from", "origin", type=str, required=True)
 @click.option("--to", "destination", type=str, required=True)
 @click.option("--stops", "stops", type=str, required=False)
-@click.option("--on", "when", type=str, required=False)
+@click.option("--on", "--when", "when", type=str, required=False)
 @click.option("--format", "_format", type=str, required=False, default="markdown")
 @click.pass_context
 def travel(ctx: click.Context, origin: str, destination: str, stops: str, when: str, _format: str):

tests/test_travel.py

@@ -15,7 +15,7 @@ def test_travel_ascii(caplog):
 
     result = runner.invoke(
         cli,
-        args="travel --from=Oranienburg --to=Stralsund --stops=Fürstenberg,Mildenberg --on=do-di",
+        args="travel --from=Oranienburg --to=Stralsund --stops=Fürstenberg,Mildenberg --when=do-di",
         catch_exceptions=False,
     )
     assert result.exit_code == 0
@@ -38,7 +38,7 @@ def test_travel_html(caplog):
 
     result = runner.invoke(
         cli,
-        args="travel --from=Oranienburg --to=Stralsund --stops=Fürstenberg,Mildenberg --on=do-di --format=html",
+        args="travel --from=Oranienburg --to=Stralsund --stops=Fürstenberg,Mildenberg --when=do-di --format=html",
         catch_exceptions=False,
     )
     assert result.exit_code == 0