taskcluster/fx_desktop_qa_automation_taskgraph/transforms/lint.py (8 lines of code) (raw):
from taskgraph.transforms.base import TransformSequence
transforms = TransformSequence()
@transforms.add
def apply_config(config, tasks):
for task in tasks:
task["description"] = "Lint and format"
env = task.setdefault("worker", {}).setdefault("env", {})
yield task