Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add samples for IN, NOT_IN, and != operators.
- Loading branch information
Showing
4 changed files
with
181 additions
and
0 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,4 @@ | ||
backoff==1.11.1; python_version < "3.7" | ||
backoff==2.0.0; python_version >= "3.7" | ||
pytest==7.0.1 | ||
flaky==3.7.0 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1 @@ | ||
google-cloud-datastore==2.4.0 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,98 @@ | ||
# Copyright 2022 Google, Inc. | ||
# 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 | ||
# | ||
# http://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. | ||
|
||
import argparse | ||
from collections import defaultdict | ||
import datetime | ||
from pprint import pprint | ||
|
||
import google.cloud.exceptions | ||
from google.cloud import datastore # noqa: I100 | ||
|
||
def _preamble(): | ||
# [START datastore_size_coloration_query] | ||
from google.cloud import datastore | ||
|
||
# For help authenticating your client, visit | ||
# https://cloud.google.com/docs/authentication/getting-started | ||
client = datastore.Client() | ||
|
||
# [END datastore_size_coloration_query] | ||
assert client is not None | ||
|
||
def in_query(client): | ||
# [START datastore_in_query] | ||
query = client.query(kind="Task") | ||
query.add_filter("tag", "IN", ["learn", "study"]) | ||
# [END datastore_in_query] | ||
|
||
return list(query.fetch()) | ||
|
||
def not_equals_query(client): | ||
# [START datastore_not_equals_query] | ||
query = client.query(kind="Task") | ||
query.add_filter("category", "!=", "work") | ||
# [END datastore_not_equals_query] | ||
|
||
return list(query.fetch()) | ||
|
||
def not_equals_query(client): | ||
# [START datastore_not_in_query] | ||
query = client.query(kind="Task") | ||
query.add_filter("category", "NOT_IN", ["work", "chores", "school"]) | ||
# [END datastore_not_in_query] | ||
|
||
return list(query.fetch()) | ||
|
||
|
||
def eq_query_sorted(client): | ||
# [START datastore_eq_query_sorted] | ||
query = client.query(kind="Task") | ||
query.add_filter("tag", "=", "learn") | ||
# Ordering on equality filters are ignored | ||
query.order = ['tag'] | ||
# [END datastore_eq_query_sorted] | ||
|
||
return list(query.fetch()) | ||
|
||
def in_query_sorted(client): | ||
# [START datastore_in_query_sorted] | ||
query = client.query(kind="Task") | ||
query.add_filter("tag", "IN", ["learn", "study"]) | ||
# Ordering on equality filters are ignored | ||
query.order = ['tag'] | ||
# [END datastore_in_query_sorted] | ||
|
||
return list(query.fetch()) | ||
|
||
def main(project_id): | ||
client = datastore.Client(project_id) | ||
|
||
for name, function in globals().items(): | ||
if name in ("main", "_preamble", "defaultdict") or not callable(function): | ||
continue | ||
|
||
print(name) | ||
pprint(function(client)) | ||
print("\n-----------------\n") | ||
|
||
|
||
if __name__ == "__main__": | ||
parser = argparse.ArgumentParser( | ||
description="Demonstrates datastore API operations." | ||
) | ||
parser.add_argument("project_id", help="Your cloud project ID.") | ||
|
||
args = parser.parse_args() | ||
|
||
main(args.project_id) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,78 @@ | ||
# Copyright 2022 Google, Inc. | ||
# 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 | ||
# | ||
# http://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. | ||
|
||
import os | ||
|
||
import backoff | ||
from google.cloud import datastore | ||
import pytest | ||
|
||
import snippets | ||
|
||
PROJECT = os.environ["GOOGLE_CLOUD_PROJECT"] | ||
|
||
|
||
class CleanupClient(datastore.Client): | ||
def __init__(self, *args, **kwargs): | ||
super(CleanupClient, self).__init__(*args, **kwargs) | ||
self.entities_to_delete = [] | ||
self.keys_to_delete = [] | ||
|
||
def cleanup(self): | ||
with self.batch(): | ||
self.delete_multi( | ||
list(set([x.key for x in self.entities_to_delete if x])) | ||
+ list(set(self.keys_to_delete)) | ||
) | ||
|
||
|
||
@pytest.yield_fixture | ||
def client(): | ||
client = CleanupClient(PROJECT) | ||
yield client | ||
client.cleanup() | ||
|
||
|
||
@pytest.mark.flaky | ||
class TestDatastoreSnippets: | ||
# These tests mostly just test the absence of exceptions. | ||
|
||
@backoff.on_exception(backoff.expo, AssertionError, max_time=240) | ||
def test_in_query(self, client): | ||
tasks = snippets.in_query(client) | ||
client.entities_to_delete.extend(tasks) | ||
assert tasks | ||
|
||
@backoff.on_exception(backoff.expo, AssertionError, max_time=240) | ||
def test_not_equals_query(self, client): | ||
tasks = snippets.not_equals_query(client) | ||
client.entities_to_delete.extend(tasks) | ||
assert tasks | ||
|
||
@backoff.on_exception(backoff.expo, AssertionError, max_time=240) | ||
def test_not_in_query(self, client): | ||
tasks = snippets.not_in_query(client) | ||
client.entities_to_delete.extend(tasks) | ||
assert tasks | ||
|
||
@backoff.on_exception(backoff.expo, AssertionError, max_time=240) | ||
def test_eq_query_sorted(self, client): | ||
tasks = snippets.eq_query_sorted(client) | ||
client.entities_to_delete.extend(tasks) | ||
assert tasks | ||
|
||
@backoff.on_exception(backoff.expo, AssertionError, max_time=240) | ||
def test_in_query_sorted(self, client): | ||
tasks = snippets.in_query_sorted(client) | ||
client.entities_to_delete.extend(tasks) | ||
assert tasks |