forked from googleapis/python-datastore
-
Notifications
You must be signed in to change notification settings - Fork 0
/
snippets.py
98 lines (75 loc) · 2.86 KB
/
snippets.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
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)