dmlc--dgl
Mufei Li
3a868eb04b
* Max readout and consecutive labeling * Delete test_readout.py * Delete test_basics.py * Test case and fix * Recover accidentally removed file * Fix import order * Fix test case * Fix * Fix * Fix * Fix * Fix * revert * Fix * Fix * Fix
65 行
2.1 KiB
Python
65 行
2.1 KiB
Python
import dgl
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import backend as F
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def test_simple_readout():
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g1 = dgl.DGLGraph()
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g1.add_nodes(3)
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g2 = dgl.DGLGraph()
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g2.add_nodes(4) # no edges
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g1.add_edges([0, 1, 2], [2, 0, 1])
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n1 = F.randn((3, 5))
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n2 = F.randn((4, 5))
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e1 = F.randn((3, 5))
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s1 = F.sum(n1, 0) # node sums
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s2 = F.sum(n2, 0)
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se1 = F.sum(e1, 0) # edge sums
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m1 = F.mean(n1, 0) # node means
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m2 = F.mean(n2, 0)
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me1 = F.mean(e1, 0) # edge means
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w1 = F.randn((3,))
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w2 = F.randn((4,))
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max1 = F.max(n1, 0)
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max2 = F.max(n2, 0)
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maxe1 = F.max(e1, 0)
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ws1 = F.sum(n1 * F.unsqueeze(w1, 1), 0)
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ws2 = F.sum(n2 * F.unsqueeze(w2, 1), 0)
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wm1 = F.sum(n1 * F.unsqueeze(w1, 1), 0) / F.sum(F.unsqueeze(w1, 1), 0)
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wm2 = F.sum(n2 * F.unsqueeze(w2, 1), 0) / F.sum(F.unsqueeze(w2, 1), 0)
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g1.ndata['x'] = n1
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g2.ndata['x'] = n2
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g1.ndata['w'] = w1
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g2.ndata['w'] = w2
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g1.edata['x'] = e1
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assert F.allclose(dgl.sum_nodes(g1, 'x'), s1)
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assert F.allclose(dgl.sum_nodes(g1, 'x', 'w'), ws1)
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assert F.allclose(dgl.sum_edges(g1, 'x'), se1)
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assert F.allclose(dgl.mean_nodes(g1, 'x'), m1)
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assert F.allclose(dgl.mean_nodes(g1, 'x', 'w'), wm1)
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assert F.allclose(dgl.mean_edges(g1, 'x'), me1)
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assert F.allclose(dgl.max_nodes(g1, 'x'), max1)
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assert F.allclose(dgl.max_edges(g1, 'x'), maxe1)
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g = dgl.batch([g1, g2])
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s = dgl.sum_nodes(g, 'x')
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m = dgl.mean_nodes(g, 'x')
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max_bg = dgl.max_nodes(g, 'x')
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assert F.allclose(s, F.stack([s1, s2], 0))
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assert F.allclose(m, F.stack([m1, m2], 0))
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assert F.allclose(max_bg, F.stack([max1, max2], 0))
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ws = dgl.sum_nodes(g, 'x', 'w')
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wm = dgl.mean_nodes(g, 'x', 'w')
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assert F.allclose(ws, F.stack([ws1, ws2], 0))
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assert F.allclose(wm, F.stack([wm1, wm2], 0))
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s = dgl.sum_edges(g, 'x')
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m = dgl.mean_edges(g, 'x')
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max_bg_e = dgl.max_edges(g, 'x')
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assert F.allclose(s, F.stack([se1, F.zeros(5)], 0))
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assert F.allclose(m, F.stack([me1, F.zeros(5)], 0))
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assert F.allclose(max_bg_e, F.stack([maxe1, F.zeros(5)], 0))
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if __name__ == '__main__':
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test_simple_readout()
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