Specify that --project-id is required for bqetl backfill (#2396)

bigquery_etl/cli/query.py

@@ -489,7 +489,7 @@ def _backfill_query(
 )
 @click.argument("name")
 @sql_dir_option
-@project_id_option()
+@project_id_option(required=True)
 @click.option(
     "--start_date",
     "--start-date",

bigquery_etl/cli/utils.py

@@ -125,7 +125,7 @@ parallelism_option = click.option(
 )
 
 
-def project_id_option(default=None):
+def project_id_option(default=None, required=False):
     """Generate a project-id option, with optional default."""
     return click.option(
         "--project-id",
@@ -133,6 +133,7 @@ def project_id_option(default=None):
         help="GCP project ID",
         default=default,
         callback=is_valid_project,
+        required=required,
     )
 
 

docs/cookbooks/common_workflows.md

@@ -30,7 +30,7 @@ The [Creating derived datasets tutorial](https://mozilla.github.io/bigquery-etl/
 1. Merge pull-request
 1. Backfill data
     * Option 1: via Airflow interface
-    * Option 2: `./bqetl query backfill <dataset>.<table>_<version>`
+    * Option 2: `./bqetl query backfill --project-id <project id> <dataset>.<table>_<version>`
 
 ## Update an existing query