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annotate test_dataset.py @ 98:7186e4f502d1

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bugfix in DataSet.minibatch to correctly wrap in all corner case.
author Frederic Bastien <bastienf@iro.umontreal.ca>
date Tue, 06 May 2008 13:50:54 -0400
parents 352910e0dbf5
children 574f4db76022
rev   line source
51
59757365a057 the script can be autorun
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 45
diff changeset
1 #!/bin/env python
45
a5c70dc42972 Test functions for dataset.py
bengioy@grenat.iro.umontreal.ca
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diff changeset
2 from dataset import *
a5c70dc42972 Test functions for dataset.py
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3 from math import *
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4 import numpy
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5
84
aa9e786ee849 added function have_raised that evaluate the string in parameter and return true if the function have raised an exception
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6 def have_raised(to_eval):
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7 have_thrown = False
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8 try:
aa9e786ee849 added function have_raised that evaluate the string in parameter and return true if the function have raised an exception
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9 eval(to_eval)
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10 except :
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11 have_thrown = True
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12 return have_thrown
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13
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14 def test1():
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15 print "test1"
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a5c70dc42972 Test functions for dataset.py
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16 global a,ds
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17 a = numpy.random.rand(10,4)
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18 print a
a5c70dc42972 Test functions for dataset.py
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19 ds = ArrayDataSet(a,{'x':slice(3),'y':3,'z':[0,2]})
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20 print "len(ds)=",len(ds)
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21 assert(len(ds)==10)
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22 print "example 0 = ",ds[0]
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23 # assert
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24 print "x=",ds["x"]
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25 print "x|y"
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26 for x,y in ds("x","y"):
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27 print x,y
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28 minibatch_iterator = ds.minibatches(fieldnames=['z','y'],n_batches=1,minibatch_size=3,offset=4)
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29 minibatch = minibatch_iterator.__iter__().next()
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30 print "minibatch=",minibatch
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31 for var in minibatch:
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32 print "var=",var
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b6730f9a336d Fixing MinibatchDataSet getitem
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33 print "take a slice and look at field y",ds[1:6:2]["y"]
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34
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17729d7104fa added function test_ArrayDataSet
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35 def test_ArrayDataSet():
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36 #don't test stream
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37 #tested only with float value
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38 #test with y too
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39 #test missing value
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40
96
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41 def test_iterate_over_examples(array,ds):
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42 #not in doc!!!
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43 i=0
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44 for example in range(len(ds)):
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45 assert (ds[example]['x']==a[example][:3]).all()
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46 assert ds[example]['y']==a[example][3]
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47 assert (ds[example]['z']==a[example][[0,2]]).all()
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48 i+=1
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49 assert i==len(ds)
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50 del example,i
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51
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52 # - for example in dataset:
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53 i=0
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54 for example in ds:
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55 assert len(example)==3
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56 assert (example['x']==array[i][:3]).all()
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57 assert example['y']==array[i][3]
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58 assert (example['z']==array[i][0:3:2]).all()
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59 assert (numpy.append(example['x'],example['y'])==array[i]).all()
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60 i+=1
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61 assert i==len(ds)
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62 del example,i
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63
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64 # - for val1,val2,... in dataset:
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65 i=0
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66 for x,y,z in ds:
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67 assert (x==array[i][:3]).all()
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68 assert y==array[i][3]
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69 assert (z==array[i][0:3:2]).all()
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70 assert (numpy.append(x,y)==array[i]).all()
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71 i+=1
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72 assert i==len(ds)
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73 del x,y,z,i
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74
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75 # - for example in dataset(field1, field2,field3, ...):
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76 i=0
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77 for example in ds('x','y','z'):
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78 assert len(example)==3
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79 assert (example['x']==array[i][:3]).all()
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80 assert example['y']==array[i][3]
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81 assert (example['z']==array[i][0:3:2]).all()
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82 assert (numpy.append(example['x'],example['y'])==array[i]).all()
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83 i+=1
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84 assert i==len(ds)
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85 del example,i
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86 i=0
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87 for example in ds('y','x'):
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88 assert len(example)==2
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89 assert (example['x']==array[i][:3]).all()
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90 assert example['y']==array[i][3]
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91 assert (numpy.append(example['x'],example['y'])==array[i]).all()
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92 i+=1
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93 assert i==len(ds)
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94 del example,i
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95
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96 # - for val1,val2,val3 in dataset(field1, field2,field3):
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97 i=0
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98 for x,y,z in ds('x','y','z'):
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99 assert (x==array[i][:3]).all()
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100 assert y==array[i][3]
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101 assert (z==array[i][0:3:2]).all()
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102 assert (numpy.append(x,y)==array[i]).all()
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103 i+=1
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104 assert i==len(ds)
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105 del x,y,z,i
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106 i=0
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107 for y,x in ds('y','x',):
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108 assert (x==array[i][:3]).all()
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109 assert y==array[i][3]
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110 assert (numpy.append(x,y)==array[i]).all()
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111 i+=1
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112 assert i==len(ds)
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113 del x,y,i
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114
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115
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116 # - for minibatch in dataset.minibatches([field1, field2, ...],minibatch_size=N):
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117 i=0
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118 for minibatch in ds.minibatches(['x','z'], minibatch_size=3):
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119 assert len(minibatch)==2
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120 assert len(minibatch[0])==3
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121 assert len(minibatch[1])==3
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122 assert (minibatch[0][:,0:3:2]==minibatch[1]).all()
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123 i+=1
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124 #assert i==#??? What shoud be the value?
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125 print i
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126 del minibatch,i
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127 i=0
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128 for minibatch in ds.minibatches(['x','y'], minibatch_size=3):
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129 assert len(minibatch)==2
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130 assert len(minibatch[0])==3
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131 assert len(minibatch[1])==3
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132 for id in range(3):
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133 assert (numpy.append(minibatch[0][id],minibatch[1][id])==a[i]).all()
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134 i+=1
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
135 #assert i==#??? What shoud be the value?
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
136 print i
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
137 del minibatch,i,id
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
138
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
139 # - for mini1,mini2,mini3 in dataset.minibatches([field1, field2, field3], minibatch_size=N):
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
140 i=0
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
141 for x,z in ds.minibatches(['x','z'], minibatch_size=3):
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
142 assert len(x)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
143 assert len(z)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
144 assert (x[:,0:3:2]==z).all()
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
145 i+=1
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
146 #assert i==#??? What shoud be the value?
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
147 print i
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
148 del x,z,i
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
149 i=0
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
150 for x,y in ds.minibatches(['x','y'], minibatch_size=3):
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
151 assert len(x)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
152 assert len(y)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
153 for id in range(3):
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
154 assert (numpy.append(x[id],y[id])==a[i]).all()
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
155 i+=1
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
156 #assert i==#??? What shoud be the value?
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
157 print i
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
158 del x,y,i,id
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
159
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
160 #not in doc
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
161 i=0
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
162 for x,y in ds.minibatches(['x','y'],n_batches=1,minibatch_size=3,offset=4):
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
163 assert len(x)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
164 assert len(y)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
165 for id in range(3):
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
166 assert (numpy.append(x[id],y[id])==a[i+4]).all()
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
167 i+=1
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
168 assert i==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
169 del x,y,i,id
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
170
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
171 i=0
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
172 for x,y in ds.minibatches(['x','y'],n_batches=2,minibatch_size=3,offset=4):
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
173 assert len(x)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
174 assert len(y)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
175 for id in range(3):
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
176 assert (numpy.append(x[id],y[id])==a[i+4]).all()
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
177 i+=1
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
178 assert i==6
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
179 del x,y,i,id
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
180
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
181 i=0
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
182 for x,y in ds.minibatches(['x','y'],n_batches=10,minibatch_size=3,offset=4):
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
183 assert len(x)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
184 assert len(y)==3
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
185 for id in range(3):
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
186 assert (numpy.append(x[id],y[id])==a[i+4]).all()
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
187 i+=1
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
188 assert i==6
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
189 del x,y,i,id
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
190
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
191
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
192 def test_ds_iterator(array,iterator1,iterator2,iterator3):
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
193 i=0
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
194 for x,y in iterator1:
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
195 assert (x==array[i][:3]).all()
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
196 assert y==array[i][3]
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
197 assert (numpy.append(x,y)==array[i]).all()
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
198 i+=1
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
199 assert i==len(ds)
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
200 i=0
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
201 for y,z in iterator2:
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
202 assert y==array[i][3]
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
203 assert (z==array[i][0:3:2]).all()
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
204 i+=1
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
205 assert i==len(ds)
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
206 i=0
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
207 for x,y,z in iterator3:
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
208 assert (x==array[i][:3]).all()
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
209 assert y==array[i][3]
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
210 assert (z==array[i][0:3:2]).all()
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
211 assert (numpy.append(x,y)==array[i]).all()
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
212 i+=1
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
213 assert i==len(ds)
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Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
214
84
aa9e786ee849 added function have_raised that evaluate the string in parameter and return true if the function have raised an exception
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 82
diff changeset
215 print "test_ArrayDataSet"
58
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
216 a = numpy.random.rand(10,4)
86
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
217 ds = ArrayDataSet(a,{'x':slice(3),'y':3,'z':[0,2]})###???tuple not tested
91
eee739fefdff corrected test from discution about the syntax with Yoshua
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 89
diff changeset
218 ds = ArrayDataSet(a,LookupList(['x','y','z'],[slice(3),3,[0,2]]))###???tuple not tested
58
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
219 assert len(ds)==10
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
220 #assert ds==a? should this work?
96
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
221
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
222 test_iterate_over_examples(a, ds)
91
eee739fefdff corrected test from discution about the syntax with Yoshua
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 89
diff changeset
223
eee739fefdff corrected test from discution about the syntax with Yoshua
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 89
diff changeset
224
eee739fefdff corrected test from discution about the syntax with Yoshua
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 89
diff changeset
225 # - for val1,val2,val3 in dataset(field1, field2,field3):
96
352910e0dbf5 added test and some restructuring for futur use
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 94
diff changeset
226 test_ds_iterator(a,ds('x','y'),ds('y','z'),ds('x','y','z'))
89
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
227
84
aa9e786ee849 added function have_raised that evaluate the string in parameter and return true if the function have raised an exception
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 82
diff changeset
228 assert have_raised("ds['h']") # h is not defined...
aa9e786ee849 added function have_raised that evaluate the string in parameter and return true if the function have raised an exception
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 82
diff changeset
229 assert have_raised("ds[['h']]") # h is not defined...
81
4b0859606d05 Added test for ArrayDataSet and LookUpList
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 66
diff changeset
230
63
14589f02a372 more test
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 60
diff changeset
231 assert len(ds.fields())==3
58
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
232 for field in ds.fields():
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
233 for field_value in field: # iterate over the values associated to that field for all the ds examples
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
234 pass
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
235 for field in ds('x','z').fields():
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
236 pass
60
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 58
diff changeset
237 for field in ds.fields('x','y'):
58
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
238 pass
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
239 for field_examples in ds.fields():
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
240 for example_value in field_examples:
17729d7104fa added function test_ArrayDataSet
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 54
diff changeset
241 pass
63
14589f02a372 more test
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 60
diff changeset
242
14589f02a372 more test
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 60
diff changeset
243 assert ds == ds.fields().examples()
14589f02a372 more test
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 60
diff changeset
244
86
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
245 def test_ds(orig,ds,index):
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
246 i=0
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
247 assert len(ds)==len(index)
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
248 for x,z,y in ds('x','z','y'):
94
9c8f3c9c247b corrected the use of .all()
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 91
diff changeset
249 assert (orig[index[i]]['x']==a[index[i]][:3]).all()
9c8f3c9c247b corrected the use of .all()
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 91
diff changeset
250 assert (orig[index[i]]['x']==x).all()
86
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
251 assert orig[index[i]]['y']==a[index[i]][3]
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
252 assert orig[index[i]]['y']==y
94
9c8f3c9c247b corrected the use of .all()
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 91
diff changeset
253 assert (orig[index[i]]['z']==a[index[i]][0:3:2]).all()
9c8f3c9c247b corrected the use of .all()
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 91
diff changeset
254 assert (orig[index[i]]['z']==z).all()
86
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
255 i+=1
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
256 del i
89
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
257 ds[0]
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
258 if len(ds)>2:
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
259 ds[:1]
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
260 ds[1:1]
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
261 ds[1:1:1]
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
262 if len(ds)>5:
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
263 ds[[1,2,3]]
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
264 for x in ds:
05dc4804357b more test and refactoring
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 87
diff changeset
265 pass
63
14589f02a372 more test
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 60
diff changeset
266
81
4b0859606d05 Added test for ArrayDataSet and LookUpList
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 66
diff changeset
267 #ds[:n] returns a dataset with the n first examples.
86
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
parents: 84
diff changeset
268 ds2=ds[:3]
fdf72ea4f2bc added function test_ds in test_ArrayDataSet who test a sub dataset
Frederic Bastien <bastienf@iro.umontreal.ca>
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269 test_ds(ds,ds2,index=[0,1,2])
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270
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271 #ds[i1:i2:s]# returns a ds with the examples i1,i1+s,...i2-s.
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272 ds2=ds[1:7:2]
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273 test_ds(ds,ds2,[1,3,5])
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274
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275 #ds[[i1,i2,...in]]# returns a ds with examples i1,i2,...in.
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276 ds2=ds[[4,7,2,8]]
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277 test_ds(ds,ds2,[4,7,2,8])
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278 #ds[i1,i2,...]# should we accept????
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279
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280 #ds[fieldname]# an iterable over the values of the field fieldname across
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281 #the ds (the iterable is obtained by default by calling valuesVStack
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282 #over the values for individual examples).
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283
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284 #ds.<property># returns the value of a property associated with
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285 #the name <property>. The following properties should be supported:
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286 # - 'description': a textual description or name for the ds
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287 # - 'fieldtypes': a list of types (one per field)
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288 #* ds1 | ds2 | ds3 == ds.hstack([ds1,ds2,ds3])
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289 #* ds1 & ds2 & ds3 == ds.vstack([ds1,ds2,ds3])
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290
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291 # for (x,y) in (ds('x','y'),a): #???don't work # haven't found a variant that work.
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292 # assert numpy.append(x,y)==z
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293
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294 def test_LookupList():
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295 #test only the example in the doc???
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296 print "test_LookupList"
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297 example = LookupList(['x','y','z'],[1,2,3])
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298 example['x'] = [1, 2, 3] # set or change a field
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299 x, y, z = example
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300 x = example[0]
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301 x = example["x"]
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302 assert example.keys()==['x','y','z']
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303 assert example.values()==[[1,2,3],2,3]
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304 assert example.items()==[('x',[1,2,3]),('y',2),('z',3)]
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305 example.append_keyval('u',0) # adds item with name 'u' and value 0
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306 assert len(example)==4 # number of items = 4 here
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307 example2 = LookupList(['v','w'], ['a','b'])
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308 example3 = LookupList(['x','y','z','u','v','w'], [[1, 2, 3],2,3,0,'a','b'])
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309 assert example+example2==example3
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310 assert have_raised("example+example")
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311
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312 def test_ApplyFunctionDataSet():
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313 print "test_ApplyFunctionDataSet"
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314 raise NotImplementedError()
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315 def test_CacheDataSet():
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316 print "test_CacheDataSet"
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317 raise NotImplementedError()
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318 def test_FieldsSubsetDataSet():
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319 print "test_FieldsSubsetDataSet"
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320 raise NotImplementedError()
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321 def test_DataSetFields():
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322 print "test_DataSetFields"
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323 raise NotImplementedError()
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324 def test_MinibatchDataSet():
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325 print "test_MinibatchDataSet"
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326 raise NotImplementedError()
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327 def test_HStackedDataSet():
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328 print "test_HStackedDataSet"
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329 raise NotImplementedError()
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330 def test_VStackedDataSet():
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331 print "test_VStackedDataSet"
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332 raise NotImplementedError()
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333 def test_ArrayFieldsDataSet():
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334 print "test_ArrayFieldsDataSet"
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335 raise NotImplementedError()
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336
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337 test1()
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338 test_LookupList()
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339 test_ArrayDataSet()
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340