mirror of
https://github.com/wassname/catalyst.git
synced 2026-06-29 00:37:43 +08:00
Eddie Hebert
b3efb5eb69
Now that ndict is no longer used in any part of the system during a backtest, remove all remaining references in tests, etc.
29 lines
1010 B
Python
29 lines
1010 B
Python
#
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# Copyright 2012 Quantopian, 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 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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from ctypes import Structure, c_ubyte
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def Enum(*options):
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"""
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Fast enums are very important when we want really tight
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loops. These are probably going to evolve into pure C structs
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anyways so might as well get going on that.
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"""
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class cstruct(Structure):
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_fields_ = [(o, c_ubyte) for o in options]
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__iter__ = lambda s: iter(range(len(options)))
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return cstruct(*range(len(options)))
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