Document --enable-incomplete-feature possible values in "mypy --help"

David Froger · David Froger · commit 73597041ad7e · 2023-12-13T20:51:56.000+01:00
Fixes #14452
diff --git a/docs/source/command_line.rst b/docs/source/command_line.rst
@@ -995,7 +995,7 @@ format into the specified directory.
 Enabling incomplete/experimental features
 *****************************************
 
-.. option:: --enable-incomplete-feature FEATURE
+.. option:: --enable-incomplete-feature {PreciseTupleTypes}
 
     Some features may require several mypy releases to implement, for example
     due to their complexity, potential for backwards incompatibility, or
diff --git a/mypy/main.py b/mypy/main.py
@@ -1010,7 +1010,7 @@ def add_invertible_flag(
     parser.add_argument(
         "--enable-incomplete-feature",
         action="append",
-        metavar="FEATURE",
+        metavar="{" + ",".join(sorted(INCOMPLETE_FEATURES)) + "}",
         help="Enable support of incomplete/experimental features for early preview",
     )
     internals_group.add_argument(

Original file line number	Diff line number	Diff line change
`@@ -1010,7 +1010,7 @@ def add_invertible_flag(`
`1010`	`1010`	`parser.add_argument(`
`1011`	`1011`	`"--enable-incomplete-feature",`
`1012`	`1012`	`action="append",`
`1013`		`- metavar="FEATURE",`
	`1013`	`+ metavar="{" + ",".join(sorted(INCOMPLETE_FEATURES)) + "}",`
`1014`	`1014`	`help="Enable support of incomplete/experimental features for early preview",`
`1015`	`1015`	`)`
`1016`	`1016`	`internals_group.add_argument(`