--function-override: Use : for splitting to support spaces in key/attr names

Also, document it in doc/modeling-methods

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/cli.py b/lib/cli.py
index 4fc39b6..51f77d3 100644
--- a/lib/cli.py
+++ b/lib/cli.py
@@ -575,7 +575,7 @@ def add_standard_arguments(parser):
     )
     parser.add_argument(
         "--function-override",
-        metavar="<name> <attribute> <function>[;<name> <attribute> <function>;...]",
+        metavar="<name>:<attribute>:<function>[;<name>:<attribute>:<function>;...]",
         type=str,
         help="Manually specify the function to fit for <name> <attribute>. "
         "A function specified this way bypasses parameter detection: "