pankajkoti commented on code in PR #22808:
URL: https://github.com/apache/airflow/pull/22808#discussion_r848088855
##########
airflow/providers/google/cloud/example_dags/example_gcs.py:
##########
@@ -37,35 +37,44 @@
from airflow.providers.google.cloud.sensors.gcs import (
GCSObjectExistenceSensor,
GCSObjectsWithPrefixExistenceSensor,
+ GCSObjectUpdateSensor,
+ GCSUploadSessionCompleteSensor,
)
from airflow.providers.google.cloud.transfers.gcs_to_gcs import
GCSToGCSOperator
from airflow.providers.google.cloud.transfers.gcs_to_local import
GCSToLocalFilesystemOperator
from airflow.providers.google.cloud.transfers.local_to_gcs import
LocalFilesystemToGCSOperator
START_DATE = datetime(2021, 1, 1)
-PROJECT_ID = os.environ.get("GCP_PROJECT_ID", "example-id")
-BUCKET_1 = os.environ.get("GCP_GCS_BUCKET_1", "test-gcs-example-bucket")
-GCS_ACL_ENTITY = os.environ.get("GCS_ACL_ENTITY", "allUsers")
+PROJECT_ID = os.getenv("GCP_PROJECT_ID", "example-id")
+BUCKET_1 = os.getenv("GCP_GCS_BUCKET_1", "test-gcs-example-bucket")
+GCS_ACL_ENTITY = os.getenv("GCS_ACL_ENTITY", "allUsers")
GCS_ACL_BUCKET_ROLE = "OWNER"
GCS_ACL_OBJECT_ROLE = "OWNER"
-BUCKET_2 = os.environ.get("GCP_GCS_BUCKET_2", "test-gcs-example-bucket-2")
+BUCKET_2 = os.getenv("GCP_GCS_BUCKET_2", "test-gcs-example-bucket-2")
temp_dir_path = gettempdir()
-PATH_TO_TRANSFORM_SCRIPT = os.environ.get(
+PATH_TO_TRANSFORM_SCRIPT = os.getenv(
"GCP_GCS_PATH_TO_TRANSFORM_SCRIPT", os.path.join(temp_dir_path,
"transform_script.py")
)
-PATH_TO_UPLOAD_FILE = os.environ.get(
+PATH_TO_UPLOAD_FILE = os.getenv(
"GCP_GCS_PATH_TO_UPLOAD_FILE", os.path.join(temp_dir_path,
"test-gcs-example-upload.txt")
)
-PATH_TO_UPLOAD_FILE_PREFIX =
os.environ.get("GCP_GCS_PATH_TO_UPLOAD_FILE_PREFIX", "test-gcs-")
-PATH_TO_SAVED_FILE = os.environ.get(
+PATH_TO_UPLOAD_FILE_PREFIX = os.getenv("GCP_GCS_PATH_TO_UPLOAD_FILE_PREFIX",
"test-gcs-")
+PATH_TO_SAVED_FILE = os.getenv(
"GCP_GCS_PATH_TO_SAVED_FILE", os.path.join(temp_dir_path,
"test-gcs-example-download.txt")
)
BUCKET_FILE_LOCATION = PATH_TO_UPLOAD_FILE.rpartition("/")[-1]
+# Upload 'test-gcs-manual-example-upload.txt' manually in the <BUCKET_1> after
triggering the DAG.
Review Comment:
Right. Since, we are starting in parallel, it may happen that, the upload
task is picked up before the sensor task begins and it may not detect the
change as expected. Hence, added the comment to manually upload the file. :)
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