google/cloud/bigquery/dataset.py
def _key(self):
        """A tuple key that uniquely describes this field.

        Used to compute this instance's hashcode and evaluate equality.

        Returns:
            tuple: The contents of this :class:`.DatasetReference`.
        """
        return (
            self._project,
            self._dataset_id,
        )
A tuple key that uniquely describes this field.

        Used to compute this instance's hashcode and evaluate equality.

        Returns:
            tuple: The contents of this :class:`.DatasetReference`.
        
A tuple key that uniquely describes this field.
Used to compute this instance's hashcode and evaluate equality.
A tuple key that uniquely describes this field . Used to compute this instance ' s hashcode and evaluate equality .
def _key(self):
        return (
            self._project,
            self._dataset_id,
        )
def _key ( self ) : return ( self . _project , self . _dataset_id , )
A tuple key that uniquely describes this field.
A tuple key that uniquely describes this field .
"""A tuple key that uniquely describes this field.

        Used to compute this instance's hashcode and evaluate equality.

        Returns:
            tuple: The contents of this :class:`.DatasetReference`.
        """
The contents of this :class:`.DatasetReference`.
The contents of this : class : ` . DatasetReference ` .
tuple
self