99 lines
2.8 KiB
Python
99 lines
2.8 KiB
Python
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# Copyright 2019 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Constants used acros google.cloud.storage modules."""
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# Storage classes
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STANDARD_STORAGE_CLASS = "STANDARD"
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"""Storage class for objects accessed more than once per month.
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See: https://cloud.google.com/storage/docs/storage-classes
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"""
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NEARLINE_STORAGE_CLASS = "NEARLINE"
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"""Storage class for objects accessed at most once per month.
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See: https://cloud.google.com/storage/docs/storage-classes
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"""
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COLDLINE_STORAGE_CLASS = "COLDLINE"
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"""Storage class for objects accessed at most once per year.
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See: https://cloud.google.com/storage/docs/storage-classes
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"""
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ARCHIVE_STORAGE_CLASS = "ARCHIVE"
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"""Storage class for objects accessed less frequently than once per year.
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See: https://cloud.google.com/storage/docs/storage-classes
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"""
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MULTI_REGIONAL_LEGACY_STORAGE_CLASS = "MULTI_REGIONAL"
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"""Legacy storage class.
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Alias for :attr:`STANDARD_STORAGE_CLASS`.
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Can only be used for objects in buckets whose
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:attr:`~google.cloud.storage.bucket.Bucket.location_type` is
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:attr:`~google.cloud.storage.bucket.Bucket.MULTI_REGION_LOCATION_TYPE`.
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See: https://cloud.google.com/storage/docs/storage-classes
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"""
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REGIONAL_LEGACY_STORAGE_CLASS = "REGIONAL"
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"""Legacy storage class.
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Alias for :attr:`STANDARD_STORAGE_CLASS`.
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Can only be used for objects in buckets whose
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:attr:`~google.cloud.storage.bucket.Bucket.location_type` is
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:attr:`~google.cloud.storage.bucket.Bucket.REGION_LOCATION_TYPE`.
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See: https://cloud.google.com/storage/docs/storage-classes
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"""
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DURABLE_REDUCED_AVAILABILITY_LEGACY_STORAGE_CLASS = "DURABLE_REDUCED_AVAILABILITY"
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"""Legacy storage class.
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Similar to :attr:`NEARLINE_STORAGE_CLASS`.
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"""
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# Location types
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MULTI_REGION_LOCATION_TYPE = "multi-region"
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"""Location type: data will be replicated across regions in a multi-region.
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Provides highest availability across largest area.
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"""
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REGION_LOCATION_TYPE = "region"
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"""Location type: data will be stored within a single region.
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Provides lowest latency within a single region.
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"""
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DUAL_REGION_LOCATION_TYPE = "dual-region"
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"""Location type: data will be stored within two primary regions.
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Provides high availability and low latency across two regions.
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"""
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# Internal constants
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_DEFAULT_TIMEOUT = 60 # in seconds
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"""The default request timeout in seconds if a timeout is not explicitly given.
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"""
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