def gen_map(a, b): if len(a.shape) == len(b.shape): for i in range(len(a.shape)): if a.shape[i] != b.shape[i]: return [a, b] return [expr.add(a, b)] return [a, b]
def shortestPath(ctx, dim, numIters): dist = eager( expr.shuffle( expr.ndarray( (dim, 1), dtype = np.int64, tile_hint = (dim / ctx.num_workers, 1) ), make_dist, ) ) linkMatrix = eager( expr.shuffle( expr.ndarray( (dim, dim), dtype = np.int64, tile_hint = (dim, dim / ctx.num_workers)), make_matrix, )) startCompute = time.time() for it in range(numIters): first = expr.add(dist, linkMatrix) second = first.min(axis = 0) dist = second.reshape(dim, 1) dist.evaluate() endCompute = time.time() return endCompute - startCompute
def test_broadcast(self): a = expr.ones((100, 1, 100, 100)).force() b = expr.ones((10, 100, 1)).force() a, b = broadcast.broadcast((a, b)) c = expr.add(a, b).force() d = expr.sub(a, b).force() n = np.ones((100, 10, 100, 100)) n1 = n + n n2 = n - n Assert.all_eq(n1, c.glom()) Assert.all_eq(n2, d.glom())
def test_sparse_operators(self): x = expr.sparse_diagonal(ARRAY_SIZE) #print x.glom().todense() y = x print 'test add' #z = expr.add(x, y) z = expr.add(x, y) print z.glom().todense() print 'test minus' z = expr.sub(x, y) print z.glom().todense() print 'test multiply' z = expr.dot(x, x) print z.glom().todense()
def test_trace(self): devnull = open(os.devnull, 'w') with RedirectStdStreams(stdout = devnull, stderr = devnull): t1 = expr.randn(100, 100) t2 = expr.randn(200, 100) t3 = expr.add(t1, t2) t4 = expr.randn(300, 100) t5 = expr.add(t3, t4) t6 = expr.randn(400, 100) t7 = expr.add(t6, t5) t8 = t7.optimized() try: t8.force() except Exception as e: pass t1 = expr.randn(100, 100) t2 = expr.randn(100, 100) t3 = expr.dot(t1, t2) t4 = expr.randn(200, 100) t5 = expr.add(t3, t4) t6 = t5.optimized() try: t6.force() except Exception as e: pass t1 = expr.randn(100, 100) t2 = expr.randn(100, 100) t3 = expr.add(t1, t2) t4 = expr.randn(200, 100) t5 = expr.add(t3, t4) t6 = expr.randn(100, 100) t7 = expr.add(t6, t5) t8 = expr.count_zero(t7) t9 = t8.optimized() try: t9.force() except Exception as e: pass
def test_trace(self): devnull = open(os.devnull, 'w') with RedirectStdStreams(stdout=devnull, stderr=devnull): t1 = expr.randn(100, 100) t2 = expr.randn(200, 100) t3 = expr.add(t1, t2) t4 = expr.randn(300, 100) t5 = expr.add(t3, t4) t6 = expr.randn(400, 100) t7 = expr.add(t6, t5) t8 = t7.optimized() try: t8.force() except Exception as e: pass t1 = expr.randn(100, 100) t2 = expr.randn(100, 100) t3 = expr.dot(t1, t2) t4 = expr.randn(200, 100) t5 = expr.add(t3, t4) t6 = t5.optimized() try: t6.force() except Exception as e: pass t1 = expr.randn(100, 100) t2 = expr.randn(100, 100) t3 = expr.add(t1, t2) t4 = expr.randn(200, 100) t5 = expr.add(t3, t4) t6 = expr.randn(100, 100) t7 = expr.add(t6, t5) t8 = expr.count_zero(t7) t9 = t8.optimized() try: t9.force() except Exception as e: pass