53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
# -*- coding: utf-8 -*- #
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# Copyright 2018 Google LLC. All Rights Reserved.
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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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"""Helpers for naming concepts and attributes."""
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import unicode_literals
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def StripFlagPrefix(name):
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"""Strip the flag prefix from a name, if present."""
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if name.startswith('--'):
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return name[2:]
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return name
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def AddFlagPrefix(name):
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"""Add the flag prefix to a name, if not present."""
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if name.startswith('--'):
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return name
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# Does not guarantee a valid flag name.
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return '--' + name
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def ConvertToFlagName(name):
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"""Convert name to flag format (e.g. '--foo-bar')."""
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return AddFlagPrefix(name).lower().replace('_', '-').replace(' ', '-')
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def ConvertToNamespaceName(name):
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"""Convert name to namespace format (e.g. 'foo_bar')."""
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name = StripFlagPrefix(name)
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return name.lower().replace('-', '_').replace(' ', '_')
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def ConvertToPositionalName(name):
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"""Convert name to positional format (e.g. 'FOO_BAR')."""
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name = StripFlagPrefix(name)
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return name.upper().replace('-', '_').replace(' ', '_')
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