| 1 | #!/usr/bin/env python |
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| 2 | |
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| 3 | import unittest |
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| 4 | from math import sqrt |
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| 5 | |
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| 6 | from domain import * |
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| 7 | from region import * |
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| 8 | #from config import epsilon |
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| 9 | from Numeric import allclose #, array, ones, Float |
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| 10 | |
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| 11 | |
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| 12 | def add_x_y(x, y): |
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| 13 | return x+y |
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| 14 | |
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| 15 | def give_me_23(x, y): |
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| 16 | return 23.0 |
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| 17 | |
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| 18 | class Test_Region(unittest.TestCase): |
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| 19 | def setUp(self): |
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| 20 | pass |
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| 21 | |
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| 22 | |
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| 23 | def tearDown(self): |
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| 24 | pass |
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| 25 | |
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| 26 | |
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| 27 | def test_region_tags(self): |
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| 28 | """ |
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| 29 | get values based on triangle lists. |
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| 30 | """ |
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| 31 | from mesh_factory import rectangular |
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| 32 | from shallow_water import Domain |
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| 33 | from Numeric import zeros, Float |
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| 34 | |
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| 35 | #Create basic mesh |
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| 36 | points, vertices, boundary = rectangular(1, 3) |
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| 37 | |
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| 38 | #Create shallow water domain |
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| 39 | domain = Domain(points, vertices, boundary) |
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| 40 | domain.build_tagged_elements_dictionary({'bottom':[0,1], |
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| 41 | 'top':[4,5], |
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| 42 | 'all':[0,1,2,3,4,5]}) |
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| 43 | |
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| 44 | |
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| 45 | #Set friction |
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| 46 | manning = 0.07 |
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| 47 | domain.set_quantity('friction', manning) |
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| 48 | |
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| 49 | a = Set_region('bottom', 'friction', 0.09) |
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| 50 | b = Set_region('top', 'friction', 1.0) |
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| 51 | domain.set_region([a, b]) |
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| 52 | #print domain.quantities['friction'].get_values() |
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| 53 | assert allclose(domain.quantities['friction'].get_values(),\ |
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| 54 | [[ 0.09, 0.09, 0.09], |
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| 55 | [ 0.09, 0.09, 0.09], |
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| 56 | [ 0.07, 0.07, 0.07], |
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| 57 | [ 0.07, 0.07, 0.07], |
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| 58 | [ 1.0, 1.0, 1.0], |
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| 59 | [ 1.0, 1.0, 1.0]]) |
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| 60 | |
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| 61 | #c = Add_Value_To_region('all', 'friction', 10.0) |
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| 62 | domain.set_region(Add_value_to_region('all', 'friction', 10.0)) |
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| 63 | #print domain.quantities['friction'].get_values() |
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| 64 | assert allclose(domain.quantities['friction'].get_values(), |
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| 65 | [[ 10.09, 10.09, 10.09], |
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| 66 | [ 10.09, 10.09, 10.09], |
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| 67 | [ 10.07, 10.07, 10.07], |
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| 68 | [ 10.07, 10.07, 10.07], |
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| 69 | [ 11.0, 11.0, 11.0], |
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| 70 | [ 11.0, 11.0, 11.0]]) |
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| 71 | |
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| 72 | # trying a function |
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| 73 | domain.set_region(Set_region('top', 'friction', add_x_y)) |
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| 74 | #print domain.quantities['friction'].get_values() |
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| 75 | assert allclose(domain.quantities['friction'].get_values(), |
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| 76 | [[ 10.09, 10.09, 10.09], |
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| 77 | [ 10.09, 10.09, 10.09], |
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| 78 | [ 10.07, 10.07, 10.07], |
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| 79 | [ 10.07, 10.07, 10.07], |
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| 80 | [ 5./3, 2.0, 2./3], |
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| 81 | [ 1.0, 2./3, 2.0]]) |
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| 82 | |
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| 83 | domain.set_quantity('elevation', 10.0) |
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| 84 | domain.set_quantity('stage', 10.0) |
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| 85 | domain.set_region(Add_value_to_region('top', 'stage', 1.0,initial_quantity='elevation')) |
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| 86 | #print domain.quantities['stage'].get_values() |
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| 87 | assert allclose(domain.quantities['stage'].get_values(), |
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| 88 | [[ 10., 10., 10.], |
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| 89 | [ 10., 10., 10.], |
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| 90 | [ 10., 10., 10.], |
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| 91 | [ 10., 10., 10.], |
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| 92 | [ 11.0, 11.0, 11.0], |
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| 93 | [ 11.0, 11.0, 11.0]]) |
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| 94 | |
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| 95 | |
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| 96 | domain.set_quantity('elevation', 10.0) |
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| 97 | domain.set_quantity('stage', give_me_23) |
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| 98 | #this works as well, (is cleaner, but doesn't work for regions) |
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| 99 | #domain.set_quantity('stage', |
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| 100 | # domain.quantities['stage'].vertex_values+ \ |
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| 101 | # domain.quantities['elevation'].vertex_values) |
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| 102 | domain.set_region(Add_quantities('top', 'elevation','stage')) |
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| 103 | #print domain.quantities['stage'].get_values() |
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| 104 | assert allclose(domain.quantities['elevation'].get_values(), |
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| 105 | [[ 10., 10., 10.], |
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| 106 | [ 10., 10., 10.], |
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| 107 | [ 10., 10., 10.], |
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| 108 | [ 10., 10., 10.], |
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| 109 | [ 33., 33.0, 33.], |
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| 110 | [ 33.0, 33., 33.]]) |
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| 111 | |
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| 112 | def test_unique_vertices(self): |
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| 113 | """ |
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| 114 | get values based on triangle lists. |
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| 115 | """ |
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| 116 | from mesh_factory import rectangular |
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| 117 | from shallow_water import Domain |
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| 118 | from Numeric import zeros, Float |
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| 119 | |
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| 120 | #Create basic mesh |
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| 121 | points, vertices, boundary = rectangular(1, 3) |
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| 122 | |
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| 123 | #Create shallow water domain |
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| 124 | domain = Domain(points, vertices, boundary) |
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| 125 | domain.build_tagged_elements_dictionary({'bottom':[0,1], |
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| 126 | 'top':[4,5], |
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| 127 | 'all':[0,1,2,3,4,5]}) |
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| 128 | |
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| 129 | #Set friction |
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| 130 | manning = 0.07 |
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| 131 | domain.set_quantity('friction', manning) |
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| 132 | |
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| 133 | a = Set_region('bottom', 'friction', 0.09, location = 'unique vertices') |
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| 134 | domain.set_region(a) |
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| 135 | #print domain.quantities['friction'].get_values() |
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| 136 | assert allclose(domain.quantities['friction'].get_values(),\ |
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| 137 | [[ 0.09, 0.09, 0.09], |
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| 138 | [ 0.09, 0.09, 0.09], |
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| 139 | [ 0.09, 0.07, 0.09], |
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| 140 | [ 0.07, 0.09, 0.07], |
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| 141 | [ 0.07, 0.07, 0.07], |
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| 142 | [ 0.07, 0.07, 0.07]]) |
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| 143 | |
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| 144 | |
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| 145 | def test_unique_verticesII(self): |
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| 146 | """ |
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| 147 | get values based on triangle lists. |
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| 148 | """ |
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| 149 | from mesh_factory import rectangular |
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| 150 | from shallow_water import Domain |
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| 151 | from Numeric import zeros, Float |
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| 152 | |
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| 153 | #Create basic mesh |
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| 154 | points, vertices, boundary = rectangular(1, 3) |
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| 155 | |
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| 156 | #Create shallow water domain |
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| 157 | domain = Domain(points, vertices, boundary) |
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| 158 | domain.build_tagged_elements_dictionary({'bottom':[0,1], |
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| 159 | 'top':[4,5], |
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| 160 | 'all':[0,1,2,3,4,5]}) |
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| 161 | |
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| 162 | #Set friction |
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| 163 | manning = 0.07 |
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| 164 | domain.set_quantity('friction', manning) |
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| 165 | |
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| 166 | domain.set_region(Add_value_to_region('bottom', 'friction', 1.0,initial_quantity='friction', location = 'unique vertices')) |
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| 167 | |
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| 168 | #print domain.quantities['friction'].get_values() |
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| 169 | assert allclose(domain.quantities['friction'].get_values(),\ |
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| 170 | [[ 1.07, 1.07, 1.07], |
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| 171 | [ 1.07, 1.07, 1.07], |
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| 172 | [ 1.07, 0.07, 1.07], |
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| 173 | [ 0.07, 1.07, 0.07], |
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| 174 | [ 0.07, 0.07, 0.07], |
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| 175 | [ 0.07, 0.07, 0.07]]) |
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| 176 | #------------------------------------------------------------- |
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| 177 | if __name__ == "__main__": |
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| 178 | suite = unittest.makeSuite(Test_Region,'test') |
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| 179 | runner = unittest.TextTestRunner() |
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| 180 | runner.run(suite) |
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