chore(deps): update mypy to v1.20.0 (#1051)

jd · claude · web-flow · commit fd3ab6f71578 · 2026-04-02T13:33:34.000Z
Fix dict merge operator type error caught by mypy 1.20.0 by using
{**a, **b} unpacking instead of a | b.

Co-Authored-By: Claude Opus 4.6 (1M context) &lt;noreply@anthropic.com&gt;
diff --git a/mergify_cli/ci/junit_processing/junit.py b/mergify_cli/ci/junit_processing/junit.py
@@ -255,7 +255,7 @@ async def junit_to_spans(
                     is_remote=False,
                 ),
                 parent=testsuite_context,
-                attributes=common_attributes | attributes,
+                attributes={**common_attributes, **attributes},
                 status=span_status,
                 resource=resource,
             )
diff --git a/pyproject.toml b/pyproject.toml
@@ -44,7 +44,7 @@ Changelog = "https://github.com/Mergifyio/mergify-cli/releases"
 
 [dependency-groups]
 dev = [
-    "mypy==1.19.1",
+    "mypy==1.20.0",
     "mypy-extensions==1.1.0",
     "ruff==0.15.8",
     "pytest==9.0.2",
diff --git a/uv.lock b/uv.lock

Original file line number	Diff line number	Diff line change
`@@ -255,7 +255,7 @@ async def junit_to_spans(`
`255`	`255`	`is_remote=False,`
`256`	`256`	`),`
`257`	`257`	`parent=testsuite_context,`
`258`		`- attributes=common_attributes \| attributes,`
	`258`	`+ attributes={common_attributes, attributes},`
`259`	`259`	`status=span_status,`
`260`	`260`	`resource=resource,`
`261`	`261`	`)`