use pants to run black

Author: cognifloyd

.github/workflows/lint.yaml

@@ -25,7 +25,7 @@ on:
 jobs:
   # Lint checks which don't depend on any service containes, etc. to be running.
   lint-checks:
-    name: 'Lint Checks (pants runs: shellcheck)'
+    name: 'Lint Checks (pants runs: shellcheck, black)'
     runs-on: ubuntu-latest
 
     env:

pants.toml

@@ -12,6 +12,7 @@ backend_packages = [
   "pants.backend.python",
   "pants.backend.experimental.python", # activates twine `publish` support
   "pants.backend.python.mixed_interpreter_constraints",
+  "pants.backend.python.lint.black",
 
   # shell
   "pants.backend.shell",
@@ -80,3 +81,6 @@ root_patterns = [
   # benchmarks
   "/st2common/benchmarks/micro",
 ]
+
+[black]
+version = "black==22.3.0"

st2tests/st2tests/fixtures/packs/BUILD

@@ -22,6 +22,7 @@ shell_sources(
 
 python_sources(
     name="test_content_version",
+    skip_black=True,
     dependencies=[
         ":test_content_version_metadata",
         ":test_content_version_shell",