From 100789194f1eb903cc2167c75af16789c126ed8d Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 14 Apr 2026 20:04:46 +0000
Subject: [PATCH] chore: bump pylint to 4.0.5, mypy to 1.20.1, pyright to
 1.1.408

Agent-Logs-Url: https://github.com/microsoft/typespec/sessions/b8908763-f13b-41db-8db4-2844f0779af3

Co-authored-by: l0lawrence <100643745+l0lawrence@users.noreply.github.com>
---
 .chronus/changes/bump-python-linting-tools-2026-4-14.md    | 7 +++++++
 .../http-client-python/eng/scripts/ci/dev_requirements.txt | 6 +++---
 packages/http-client-python/tests/requirements/lint.txt    | 2 +-
 .../http-client-python/tests/requirements/typecheck.txt    | 4 ++--
 4 files changed, 13 insertions(+), 6 deletions(-)
 create mode 100644 .chronus/changes/bump-python-linting-tools-2026-4-14.md

diff --git a/.chronus/changes/bump-python-linting-tools-2026-4-14.md b/.chronus/changes/bump-python-linting-tools-2026-4-14.md
new file mode 100644
index 00000000000..1914cdaf133
--- /dev/null
+++ b/.chronus/changes/bump-python-linting-tools-2026-4-14.md
@@ -0,0 +1,7 @@
+---
+changeKind: dependencies
+packages:
+  - "@typespec/http-client-python"
+---
+
+Bump pylint to 4.0.5, mypy to 1.20.1, pyright to 1.1.408
diff --git a/packages/http-client-python/eng/scripts/ci/dev_requirements.txt b/packages/http-client-python/eng/scripts/ci/dev_requirements.txt
index 2d713225106..47f5c9bdea0 100644
--- a/packages/http-client-python/eng/scripts/ci/dev_requirements.txt
+++ b/packages/http-client-python/eng/scripts/ci/dev_requirements.txt
@@ -1,8 +1,8 @@
-pyright==1.1.407
-pylint==4.0.4
+pyright==1.1.408
+pylint==4.0.5
 tox==4.16.0
 tox-uv
-mypy==1.19.1
+mypy==1.20.1
 colorama==0.4.6
 debugpy==1.8.2
 pytest==8.3.2
diff --git a/packages/http-client-python/tests/requirements/lint.txt b/packages/http-client-python/tests/requirements/lint.txt
index 2a9896f8d75..708474b4eee 100644
--- a/packages/http-client-python/tests/requirements/lint.txt
+++ b/packages/http-client-python/tests/requirements/lint.txt
@@ -1,4 +1,4 @@
 # Linting dependencies
 -r base.txt
-pylint==4.0.4
+pylint==4.0.5
 black==24.8.0
diff --git a/packages/http-client-python/tests/requirements/typecheck.txt b/packages/http-client-python/tests/requirements/typecheck.txt
index 6e09ee898c7..2501d24f626 100644
--- a/packages/http-client-python/tests/requirements/typecheck.txt
+++ b/packages/http-client-python/tests/requirements/typecheck.txt
@@ -1,5 +1,5 @@
 # Type checking dependencies
 -r base.txt
-pyright==1.1.407
-mypy==1.19.1
+pyright==1.1.408
+mypy==1.20.1
 types-PyYAML==6.0.12.8