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location.py
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location.py
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# Copyright 2020 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
#
# 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.
from typing import NamedTuple
from google.api_core.exceptions import InvalidArgument
class CloudRegion(NamedTuple):
name: str
def __str__(self):
return self.name
@staticmethod
def parse(to_parse: str):
splits = to_parse.split("-")
if len(splits) != 2:
raise InvalidArgument("Invalid region name: " + to_parse)
return CloudRegion(name=splits[0] + "-" + splits[1])
@property
def region(self):
return self
class CloudZone(NamedTuple):
region: CloudRegion
zone_id: str
def __str__(self):
return f"{self.region.name}-{self.zone_id}"
@staticmethod
def parse(to_parse: str):
splits = to_parse.split("-")
if len(splits) != 3 or len(splits[2]) != 1:
raise InvalidArgument("Invalid zone name: " + to_parse)
region = CloudRegion(name=splits[0] + "-" + splits[1])
return CloudZone(region, zone_id=splits[2])