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from __future__ import division, print_function, absolute_import import numpy as np from numpy.testing import assert_array_almost_equal, run_module_suite, assert_ from scipy.sparse import csr_matrix, csc_matrix def test_csc_getrow(): N = 10 np.random.seed(0) X = np.random.random((N, N)) X[X > 0.7] = 0 Xcsc = csc_matrix(X) for i in range(N): arr_row = X[i:i + 1, :] csc_row = Xcsc.getrow(i) assert_array_almost_equal(arr_row, csc_row.toarray()) assert_(type(csc_row) is csr_matrix) def test_csc_getcol(): N = 10 np.random.seed(0) X = np.random.random((N, N)) X[X > 0.7] = 0 Xcsc = csc_matrix(X) for i in range(N): arr_col = X[:, i:i + 1] csc_col = Xcsc.getcol(i) assert_array_almost_equal(arr_col, csc_col.toarray()) assert_(type(csc_col) is csc_matrix) if __name__ == "__main__": run_module_suite()
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