Mercurial > repos > shellac > sam_consensus_v3
annotate env/lib/python3.9/site-packages/networkx/algorithms/tests/test_triads.py @ 0:4f3585e2f14b draft default tip
"planemo upload commit 60cee0fc7c0cda8592644e1aad72851dec82c959"
author | shellac |
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date | Mon, 22 Mar 2021 18:12:50 +0000 |
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1 """Unit tests for the :mod:`networkx.algorithms.triads` module.""" |
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2 |
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3 import networkx as nx |
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4 from collections import defaultdict |
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5 from random import sample |
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6 |
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7 |
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8 def test_triadic_census(): |
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9 """Tests the triadic_census function.""" |
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10 G = nx.DiGraph() |
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11 G.add_edges_from(["01", "02", "03", "04", "05", "12", "16", "51", "56", "65"]) |
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12 expected = { |
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13 "030T": 2, |
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14 "120C": 1, |
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15 "210": 0, |
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16 "120U": 0, |
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17 "012": 9, |
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18 "102": 3, |
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19 "021U": 0, |
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20 "111U": 0, |
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21 "003": 8, |
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22 "030C": 0, |
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23 "021D": 9, |
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24 "201": 0, |
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25 "111D": 1, |
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26 "300": 0, |
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27 "120D": 0, |
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28 "021C": 2, |
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29 } |
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30 actual = nx.triadic_census(G) |
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31 assert expected == actual |
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32 |
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33 |
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34 def test_is_triad(): |
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35 """Tests the is_triad function""" |
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36 G = nx.karate_club_graph() |
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37 G = G.to_directed() |
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38 for i in range(100): |
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39 nodes = sample(G.nodes(), 3) |
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40 G2 = G.subgraph(nodes) |
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41 assert nx.is_triad(G2) |
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42 |
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43 |
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44 def test_all_triplets(): |
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45 """Tests the all_triplets function.""" |
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46 G = nx.DiGraph() |
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47 G.add_edges_from(["01", "02", "03", "04", "05", "12", "16", "51", "56", "65"]) |
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48 expected = [ |
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49 f"{i},{j},{k}" |
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50 for i in range(7) |
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51 for j in range(i + 1, 7) |
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52 for k in range(j + 1, 7) |
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53 ] |
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54 expected = [set(x.split(",")) for x in expected] |
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55 actual = list(set(x) for x in nx.all_triplets(G)) |
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56 assert all([any([s1 == s2 for s1 in expected]) for s2 in actual]) |
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57 |
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58 |
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59 def test_all_triads(): |
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60 """Tests the all_triplets function.""" |
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61 G = nx.DiGraph() |
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62 G.add_edges_from(["01", "02", "03", "04", "05", "12", "16", "51", "56", "65"]) |
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63 expected = [ |
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64 f"{i},{j},{k}" |
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65 for i in range(7) |
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66 for j in range(i + 1, 7) |
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67 for k in range(j + 1, 7) |
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68 ] |
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69 expected = [G.subgraph(x.split(",")) for x in expected] |
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70 actual = list(nx.all_triads(G)) |
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71 assert all(any([nx.is_isomorphic(G1, G2) for G1 in expected]) for G2 in actual) |
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72 |
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73 |
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74 def test_triad_type(): |
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75 """Tests the triad_type function.""" |
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76 # 0 edges (1 type) |
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77 G = nx.DiGraph({0: [], 1: [], 2: []}) |
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78 assert nx.triad_type(G) == "003" |
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79 # 1 edge (1 type) |
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80 G = nx.DiGraph({0: [1], 1: [], 2: []}) |
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81 assert nx.triad_type(G) == "012" |
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82 # 2 edges (4 types) |
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83 G = nx.DiGraph([(0, 1), (0, 2)]) |
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84 assert nx.triad_type(G) == "021D" |
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85 G = nx.DiGraph({0: [1], 1: [0], 2: []}) |
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86 assert nx.triad_type(G) == "102" |
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87 G = nx.DiGraph([(0, 1), (2, 1)]) |
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88 assert nx.triad_type(G) == "021U" |
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89 G = nx.DiGraph([(0, 1), (1, 2)]) |
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90 assert nx.triad_type(G) == "021C" |
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91 # 3 edges (4 types) |
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92 G = nx.DiGraph([(0, 1), (1, 0), (2, 1)]) |
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93 assert nx.triad_type(G) == "111D" |
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94 G = nx.DiGraph([(0, 1), (1, 0), (1, 2)]) |
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95 assert nx.triad_type(G) == "111U" |
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96 G = nx.DiGraph([(0, 1), (1, 2), (0, 2)]) |
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97 assert nx.triad_type(G) == "030T" |
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98 G = nx.DiGraph([(0, 1), (1, 2), (2, 0)]) |
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99 assert nx.triad_type(G) == "030C" |
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100 # 4 edges (4 types) |
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101 G = nx.DiGraph([(0, 1), (1, 0), (2, 0), (0, 2)]) |
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102 assert nx.triad_type(G) == "201" |
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103 G = nx.DiGraph([(0, 1), (1, 0), (2, 0), (2, 1)]) |
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104 assert nx.triad_type(G) == "120D" |
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105 G = nx.DiGraph([(0, 1), (1, 0), (0, 2), (1, 2)]) |
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106 assert nx.triad_type(G) == "120U" |
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107 G = nx.DiGraph([(0, 1), (1, 0), (0, 2), (2, 1)]) |
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108 assert nx.triad_type(G) == "120C" |
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109 # 5 edges (1 type) |
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110 G = nx.DiGraph([(0, 1), (1, 0), (2, 1), (1, 2), (0, 2)]) |
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111 assert nx.triad_type(G) == "210" |
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112 # 6 edges (1 type) |
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113 G = nx.DiGraph([(0, 1), (1, 0), (1, 2), (2, 1), (0, 2), (2, 0)]) |
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114 assert nx.triad_type(G) == "300" |
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115 |
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116 |
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117 def test_triads_by_type(): |
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118 """Tests the all_triplets function.""" |
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119 G = nx.DiGraph() |
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120 G.add_edges_from(["01", "02", "03", "04", "05", "12", "16", "51", "56", "65"]) |
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121 all_triads = nx.all_triads(G) |
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122 expected = defaultdict(list) |
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123 for triad in all_triads: |
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124 name = nx.triad_type(triad) |
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125 expected[name].append(triad) |
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126 actual = nx.triads_by_type(G) |
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127 assert set(actual.keys()) == set(expected.keys()) |
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128 for tri_type, actual_Gs in actual.items(): |
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129 expected_Gs = expected[tri_type] |
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130 for a in actual_Gs: |
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131 assert any(nx.is_isomorphic(a, e) for e in expected_Gs) |
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132 |
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133 |
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134 def test_random_triad(): |
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135 """Tests the random_triad function""" |
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136 G = nx.karate_club_graph() |
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137 G = G.to_directed() |
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138 for i in range(100): |
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139 assert nx.is_triad(nx.random_triad(G)) |