Package fuzzy :: Package operator :: Module Not
Source Code for Module fuzzy.operator.Not

 1  # -*- coding: utf-8 -*- 
 2  # 
 3  # Copyright (C) 2009  Rene Liebscher 
 4  # 
 5  # This program is free software; you can redistribute it and/or modify it under 
 6  # the terms of the GNU Lesser General Public License as published by the Free  
 7  # Software Foundation; either version 3 of the License, or (at your option) any 
 8  # later version. 
 9  # 
10  # This program is distributed in the hope that it will be useful, but WITHOUT  
11  # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
12  # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more 
13  # details. 
14  #  
15  # You should have received a copy of the GNU Lesser General Public License 
16  # along with this program; if not, see <http://www.gnu.org/licenses/>.  
17  # 
18  """Operator class which takes value of input operator and calculates complement of it.""" 
19  __revision__ = "$Id: Not.py,v 1.18 2013-01-09 20:10:19 rliebscher Exp $" 
20   
21  from fuzzy.operator.Operator import Operator 
22   
23 -class Not(Operator): # pylint: disable=R0903 
24      """Take value of input operator and calculate complement of it. 
25          
26         @ivar input: input which result is to complement. 
27         @type input: L{fuzzy.operator.Operator.Operator} 
28      """  
29   
30 -    def __init__(self, input): 
31          """Constructor. 
32           
33          @param input: input which result is to complement. 
34          @type input: L{fuzzy.operator.Operator.Operator} 
35          """ 
36          super(Not, self).__init__() 
37          self.input = input 
38   
39 -    def __call__(self): 
40          """Get input value and return 1.0-value.""" 
41          return 1.0 - self.input() 
42   
43 -    def __repr__(self): 
44          """Return representation of instance. 
45                      
46             @return: representation of instance 
47             @rtype: string 
48             """ 
49          return "%s.%s(%s)" % (self.__class__.__module__, self.__class__.__name__, repr(self.input)) 
50