source: sasview/sansmodels/src/sans/models/NoStructure.py @ 2d52cf0

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Last change on this file since 2d52cf0 was a68efd1, checked in by Gervaise Alina <gervyh@…>, 16 years ago

implement clone function for 3 models

  • 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 sans.models.BaseComponent import BaseComponent
6import math
7 
8class NoStructure(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 = "NoStructure"
20        self.description=""" NoStructure factor
21        F(x)= 1
22        """
23       
24    def clone(self):
25        """ Return a identical copy of self """
26        return self._clone(NoStructure())   
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 1
35        elif x.__class__.__name__ == 'tuple':
36            raise ValueError, "Tuples are not allowed as input to BaseComponent models"
37        else:
38            return 1
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 1
47        elif x.__class__.__name__ == 'tuple':
48            raise ValueError, "Tuples are not allowed as input to BaseComponent models"
49        else:
50            return 1
51   
52# End of file
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