run black on PR and fix formatting issues in autogenerate_pipeline.py

.buildkite/autogenerate_pipeline.py

@@ -85,6 +85,7 @@
 
 BUILDKITE_PATH = pathlib.Path(__file__).parent.resolve()
 
+
 class BuildkiteStep:
     """
     This builds a Buildkite step according to a json configuration and the
@@ -246,7 +247,9 @@ def build(self, input):
             # Wrap command with '' to avoid escaping early by `ENTRYPOINT`
             command = json.dumps(command)
             # Overwrite image tag for riscv64 platform CI
-            self.step_config["plugins"][0][f"docker#{DOCKER_PLUGIN_VERSION}"]["image"] = f"rustvmm/dev:{CONTAINER_VERSION_RISCV}"
+            self.step_config["plugins"][0][f"docker#{DOCKER_PLUGIN_VERSION}"][
+                "image"
+            ] = f"rustvmm/dev:{CONTAINER_VERSION_RISCV}"
             # Since we are using qemu-system inside a x86_64 container, we
             # should set `platform` field to x86_64 and unset the hypervisor to
             # be passed
@@ -346,13 +349,14 @@ def determine_allowlist(config_file):
     """Determine the what platforms should be enabled for this crate"""
 
     try:
-        with open(config_file, 'r') as file:
+        with open(config_file, "r") as file:
             platforms = [line.strip() for line in file.readlines()]
         return platforms
     except Exception as e:
         # Fall back to default platform if anything goes wrong
         return ["x86_64", "aarch64"]
 
+
 def generate_pipeline(config_file, platform_allowlist):
     """Generate the pipeline yaml file from a json configuration file."""
 

.github/workflows/black.yaml

@@ -1,5 +1,6 @@
 on:
   push:
+  pull_request:
 
 jobs:
   black:
@@ -11,4 +12,4 @@ jobs:
         run: pip install black
 
       - name: Run black
-        run: black . --check
+        run: black . --check