Package fuzzy :: Package operator :: Module Const
Source Code for Module fuzzy.operator.Const

 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  """Special operator class which returns a constant value.""" 
19  __revision__ = "$Id: Const.py,v 1.15 2010-10-29 19:24:41 rliebscher Exp $" 
20   
21  from fuzzy.operator.Operator import Operator 
22   
23 -class Const(Operator): # pylint: disable=R0903 
24      """Special operator which returns a constant value. 
25          
26         @ivar value: value returned at call of __call__(). 
27         @type value: float 
28      """ 
29   
30 -    def __init__(self, value): 
31          """Constructor. 
32           
33          @param value: value returned at call of __call__(). 
34          @type value: float 
35          """ 
36          super(Const, self).__init__() 
37          self.value = value 
38   
39 -    def __call__(self): 
40          """Return stored constant value.""" 
41          return self.value 
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__, self.value) 
50