40 lines
1.2 KiB
Python
40 lines
1.2 KiB
Python
# Copyright (c) 2013 Mirantis, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# 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, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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short_names = {}
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values = {}
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def register_shortening(short_name, fqns):
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existing = short_names.get(short_name)
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if existing and existing != fqns:
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raise Exception(
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"A namespace ('{0}') is already registered as '{1}'".format(
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existing, short_name))
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short_names[short_name] = fqns
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def register_symbol(fqns, symbol):
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if not fqns in values:
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values[fqns] = {symbol}
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else:
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values[fqns].add(symbol)
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def get_fqns(short_name):
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return short_names.get(short_name)
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def validate(fqns, value):
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return fqns in values and value in values[fqns] |