source: mauRepo/MolesManager/trunk/src/ea_model/iso_19130_sensor_data/functional_fit/sd_correctiontable.py @ 8160

Subversion URL: http://proj.badc.rl.ac.uk/svn/ndg/mauRepo/MolesManager/trunk/src/ea_model/iso_19130_sensor_data/functional_fit/sd_correctiontable.py@8160
Revision 8160, 1.2 KB checked in by mnagni, 8 years ago (diff)

This new DB library adds better hash algorithm and a bug fix for the classes eq method

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21from ascore.utils import has_value, collectionProofHash
22
23'''
24Created on 13-Mar-2012 11:08:08
25
26@author: mnagni
27'''
28
29class SD_CorrectionTable(object):
30    '''
31        Represents a data entity defined in a UML diagram and supposed to
32        be persisted in a relational database.
33 
34        This class has been genererated automatically using the Apache Velocity project.
35    '''
36    '''
37        Please note that any access to the inner attributes should be done using
38        the given get/set methods and NOT accessing them directly.
39    '''
40    def __init__(self):
41
42        self.value = []
43        self.dimension = None
44        super(SD_CorrectionTable, self).__init__()
45
46    def __key(self):
47        return (self.value, self.dimension)
48
49    def __eq__(self, y):
50        if type(self) != type(y):
51            return False
52        '''
53        Cannot compare classes which do not define a "__key" attribute
54        '''
55        if hasattr(self, '_%s__key' % (type(self).__name__)) and hasattr(y, '_%s__key' % (type(y).__name__)):
56            return self.__key() == y.__key()
57        return id(self) == id(y)
58
59    def __hash__(self):
60        return collectionProofHash(self.__key())
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