Update black & fix the targeted Python versions. (#16187)

clokep · hughns · commit 67a4bf4e2106 · 2023-09-04T12:14:49.000+01:00
Black should target Python 3.8 to 3.11.
diff --git a/changelog.d/16187.misc b/changelog.d/16187.misc
@@ -0,0 +1 @@
+Bump black version to 23.7.0.
diff --git a/poetry.lock b/poetry.lock
diff --git a/pyproject.toml b/pyproject.toml
@@ -35,7 +35,7 @@
         showcontent = true
 
 [tool.black]
-target-version = ['py37', 'py38', 'py39', 'py310']
+target-version = ['py38', 'py39', 'py310', 'py311']
 # black ignores everything in .gitignore by default, see
 # https://black.readthedocs.io/en/stable/usage_and_configuration/file_collection_and_discovery.html#gitignore
 # Use `extend-exclude` if you want to exclude something in addition to this.
@@ -306,9 +306,12 @@ all = [
 ]
 
 [tool.poetry.dev-dependencies]
-# We pin black so that our tests don't start failing on new releases.
+# We pin development dependencies in poetry.lock so that our tests don't start
+# failing on new releases. Keeping lower bounds loose here means that dependabot
+# can bump versions without having to update the content-hash in the lockfile.
+# This helps prevents merge conflicts when running a batch of dependabot updates.
 isort = ">=5.10.1"
-black = ">=22.3.0"
+black = ">=22.7.0"
 ruff = "0.0.277"
 
 # Typechecking
