https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Bob Feng <bob.c.feng@intel.com>
		
			
				
	
	
		
			42 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			42 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
## @file
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# help with caching in BaseTools
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#
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# Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
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#
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# SPDX-License-Identifier: BSD-2-Clause-Patent
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#
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## Import Modules
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#
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# for class function
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class cached_class_function(object):
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    def __init__(self, function):
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        self._function = function
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    def __get__(self, obj, cls):
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        def CallMeHere(*args,**kwargs):
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            Value = self._function(obj, *args,**kwargs)
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            obj.__dict__[self._function.__name__] = lambda *args,**kwargs:Value
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            return Value
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        return CallMeHere
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# for class property
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class cached_property(object):
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    def __init__(self, function):
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        self._function = function
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    def __get__(self, obj, cls):
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        Value = obj.__dict__[self._function.__name__] = self._function(obj)
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        return Value
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# for non-class function
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class cached_basic_function(object):
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    def __init__(self, function):
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        self._function = function
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    # wrapper to call _do since <class>.__dict__ doesn't support changing __call__
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    def __call__(self,*args,**kwargs):
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        return self._do(*args,**kwargs)
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    def _do(self,*args,**kwargs):
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        Value = self._function(*args,**kwargs)
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        self.__dict__['_do'] = lambda self,*args,**kwargs:Value
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        return Value
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