c5b313c297
- Add PEP8 section to tox.ini - Add hacking to requirements to enforce OpenStack style requirements - Fix formatting issues flagged by flake8 check - Add copyright notices to all remaining files - Update .gitignore file Change-Id: I8133009ef5db8e98bb4aa00dbdd36d837eabe84f
66 lines
2.0 KiB
Python
66 lines
2.0 KiB
Python
# Copyright (c) 2014 Dark Secret Software Inc.
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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
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# 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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import calendar
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import collections
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import datetime
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import decimal
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import json
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def now():
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"""Broken out for testing."""
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return datetime.datetime.utcnow()
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def dt_to_decimal(utc):
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decimal.getcontext().prec = 30
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return (decimal.Decimal(str(calendar.timegm(utc.utctimetuple()))) +
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(decimal.Decimal(str(utc.microsecond)) / decimal.Decimal(
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"1000000.0")))
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def dt_from_decimal(dec):
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if dec is None:
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return "n/a"
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integer = int(dec)
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micro = (dec - decimal.Decimal(integer)) * decimal.Decimal(1000000)
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daittyme = datetime.datetime.utcfromtimestamp(integer)
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return daittyme.replace(microsecond=micro)
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class DateTimeEncoder(json.JSONEncoder):
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def default(self, obj):
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if isinstance(obj, datetime.datetime):
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if obj.utcoffset() is not None:
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obj = obj - obj.utcoffset()
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return str(dt_to_decimal(obj))
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return super(DateTimeEncoder, self).default(obj)
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# This is a hack for comparing structures load'ed from json
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# (which are always unicode) back to strings. It's used
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# for assertEqual() in the tests and is very slow and expensive.
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def unicode_to_string(data):
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if isinstance(data, basestring):
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return str(data)
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elif isinstance(data, collections.Mapping):
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return dict(map(unicode_to_string, data.iteritems()))
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elif isinstance(data, collections.Iterable):
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return type(data)(map(unicode_to_string, data))
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else:
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return data
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