Update README example to use non-deprecated 'query.get'. (#9235)
Update README example to use non-deprecated 'query.get'. (#9235)


GoogleCloudPlatform/gcloud-python,GoogleCloudPlatform/gcloud-python,tswast/google-cloud-python,tseaver/google-cloud-python,tswast/google-cloud-python,googleapis/google-cloud-python,tseaver/google-cloud-python,tseaver/google-cloud-python,tswast/google-cloud-python,googleapis/google-cloud-python