Add warn-unreachable to strict mode

John Griffith · wyattscarpenter · commit 613d59cb2aeb · 2025-05-06T23:16:05.000-07:00
This is useful check for dead code analysis
diff --git a/mypy/main.py b/mypy/main.py
@@ -825,7 +825,7 @@ def add_invertible_flag(
     add_invertible_flag(
         "--warn-unreachable",
         default=False,
-        strict_flag=False,
+        strict_flag=True,
         help="Warn about statements or expressions inferred to be unreachable",
         group=lint_group,
     )

Original file line number	Diff line number	Diff line change
`@@ -825,7 +825,7 @@ def add_invertible_flag(`
`825`	`825`	`add_invertible_flag(`
`826`	`826`	`"--warn-unreachable",`
`827`	`827`	`default=False,`
`828`		`- strict_flag=False,`
	`828`	`+ strict_flag=True,`
`829`	`829`	`help="Warn about statements or expressions inferred to be unreachable",`
`830`	`830`	`group=lint_group,`
`831`	`831`	`)`