/
search_for_google_ads_fields.py
executable file
·126 lines (107 loc) · 4.65 KB
/
search_for_google_ads_fields.py
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#!/usr/bin/env python
# Copyright 2022 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Searches for GoogleAdsFields that match a given prefix.
Retrieves metadata such as whether the field is selectable, filterable, or
sortable, along with the data type and the fields that are selectable with the
field. Each GoogleAdsField represents either a resource (such as customer,
campaign) or a field (such as metrics.impressions, campaign.id).
"""
import argparse
import sys
from google.ads.googleads.client import GoogleAdsClient
from google.ads.googleads.errors import GoogleAdsException
_DEFAULT_PAGE_SIZE = 1000
def main(client, name_prefix, page_size):
"""The main method that creates all necessary entities for the example.
Args:
client: an initialized GoogleAdsClient instance.
name_prefix: the name prefix to use when searching for Google Ads field
names.
page_size: the number of rows to return per page.
"""
gaf_service = client.get_service("GoogleAdsFieldService")
# Searches for all fields whose name begins with the specified name prefix.
query = f"""
SELECT
name,
category,
selectable,
filterable,
sortable,
selectable_with,
data_type,
is_repeated
WHERE name LIKE '{name_prefix}%'"""
request = client.get_type("SearchGoogleAdsFieldsRequest")
request.query = query
request.page_size = page_size
response = gaf_service.search_google_ads_fields(request=request)
# Checks if any results were returned and exits if not.
if response.total_results_count == 0:
print(
"No GoogleAdsFields found with a name that begins with "
f"'{name_prefix}'."
)
sys.exit(0)
# Retrieves each matching GoogleAdsField and prints its metadata.
for googleads_field in response:
print(f"{googleads_field.name}:")
# These statements format the printed string so that the left side is
# always a 16-character string so that the values on the right line up
# vertically.
print(f"{' category:':<16}", googleads_field.category.name)
print(f"{' data type:':<16}", googleads_field.data_type.name)
print(f"{' selectable:':<16}", googleads_field.selectable)
print(f"{' filterable:':<16}", googleads_field.filterable)
print(f"{' sortable:':<16}", googleads_field.sortable)
print(f"{' repeated:':<16}", googleads_field.is_repeated)
# Prints the list of fields that are selectable with the field.
if googleads_field.selectable_with:
# Sorts the selectable_with list then prints each field name.
googleads_field.selectable_with.sort()
print(" selectable with:")
for selectable_with_field in googleads_field.selectable_with:
print(f" {selectable_with_field}")
# Print an extra line to visually separate each GoogleAdsField.
print()
if __name__ == "__main__":
# GoogleAdsClient will read the google-ads.yaml configuration file in the
# home directory if none is specified.
googleads_client = GoogleAdsClient.load_from_storage(version="v13")
parser = argparse.ArgumentParser(
description="Lists metadata for the specified artifact."
)
# The following argument(s) should be provided to run the example.
parser.add_argument(
"-n",
"--name_prefix",
type=str,
required=True,
help="The name prefix to use when searching for Google Ads field names",
)
args = parser.parse_args()
try:
main(googleads_client, args.name_prefix, _DEFAULT_PAGE_SIZE)
except GoogleAdsException as ex:
print(
f'Request with ID "{ex.request_id}" failed with status '
f'"{ex.error.code().name}" and includes the following errors:'
)
for error in ex.failure.errors:
print(f'\tError with message "{error.message}".')
if error.location:
for field_path_element in error.location.field_path_elements:
print(f"\t\tOn field: {field_path_element.field_name}")
sys.exit(1)