airflow/operators/dummy.py

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from airflow.models import BaseOperator
from airflow.utils.decorators import apply_defaults


class DummyOperator(BaseOperator):
    """
    Operator that does literally nothing. It can be used to group tasks in a
    DAG.

    The task is evaluated by the scheduler but never processed by the executor.
    """

    ui_color = '#e8f7e4'
    inherits_from_dummy_operator = True

    @apply_defaults
    def __init__(self, **kwargs) -> None:
        super().__init__(**kwargs)

    def execute(self, context):
        pass