source: sasview/src/sas/models/NullModel.py @ bc202cb

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Last change on this file since bc202cb was 79492222, checked in by krzywon, 10 years ago

Changed the file and folder names to remove all SANS references.

  • Property mode set to 100644
File size: 1.5 KB
Line 
1#!/usr/bin/env python
2""" Provide sin(x) function as a BaseComponent model
3"""
4
5from sas.models.BaseComponent import BaseComponent
6import math
7 
8class NullModel(BaseComponent):
9    """ Class that evaluates a sin(x) model.
10    """
11       
12    def __init__(self):
13        """ Initialization """
14       
15        # Initialize BaseComponent first, then sphere
16        BaseComponent.__init__(self)
17       
18        ## Name of the model
19        self.name = "Error!"
20        self.description="""Error  model
21        F(x)= 0
22        """
23       
24    def clone(self):
25        """ Return a identical copy of self """
26        return self._clone(NullModel())   
27   
28    def run(self, x = 0.0):
29        """ Evaluate the model
30            @param x: input x
31            @return: 1
32        """
33        if x.__class__.__name__ == 'list':
34            return 0
35        elif x.__class__.__name__ == 'tuple':
36            raise ValueError, "Tuples are not allowed as input to BaseComponent models"
37        else:
38            return 0
39   
40    def runXY(self, x = 0.0):
41        """ Evaluate the model
42            @param x: input x, or [x, y] [radian]
43            @return: sin(x) or sin(x)*sin(y)
44        """
45        if x.__class__.__name__ == 'list':
46            return 0
47        elif x.__class__.__name__ == 'tuple':
48            raise ValueError, "Tuples are not allowed as input to BaseComponent models"
49        else:
50            return 0
51   
52# End of file
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