314 lines
12 KiB
Python
314 lines
12 KiB
Python
import unittest
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from tinygrad import Tensor, Variable, GlobalCounters
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from tinygrad.shape.shapetracker import View
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from tinygrad.uop.ops import sym_infer
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from tinygrad.dtype import dtypes
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from tinygrad.device import is_dtype_supported
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from examples.gpt2 import Attention
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import numpy as np
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class TestSymbolicOps(unittest.TestCase):
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def test_plus1(self):
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def f(a): return (a+1).realize()
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a = Tensor.rand(3, 10)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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symbolic = f(a[:, :vi])[:3, :i].numpy()
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expected = f(a[:, :i]).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_plus1_pad(self):
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def f(a): return (a+1).pad((None, (0, 10-a.shape[1]))).realize()
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a = Tensor.rand(3, 10)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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symbolic = f(a[:, :vi]).numpy()
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expected = f(a[:, :i]).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_add(self):
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def f(a, b): return (a+b).realize()
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a = Tensor.rand(3, 10)
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b = Tensor.rand(3, 10)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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symbolic = f(a[:, :vi], b[:, :vi])[:, :i].numpy()
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expected = f(a[:, :i], b[:, :i]).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_matmul(self):
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def f(a, b): return (a@b).realize()
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a = Tensor.rand(3, 10)
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b = Tensor.rand(10, 5)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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symbolic = f(a[:, :vi], b[:vi, :]).numpy()
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expected = f(a[:, :i], b[:i, :]).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_attention(self, dropout_p=0.0, imin=1, imax=5, use_symbolic=True):
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def f(q, k, v): return Tensor.scaled_dot_product_attention(q.transpose(1, 2), k.transpose(1, 2), v.transpose(1, 2), dropout_p=dropout_p).realize()
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q = Tensor.rand(2, 1, 4, 8)
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k = Tensor.rand(2, 10, 4, 8)
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v = Tensor.rand(2, 10, 4, 8)
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for i in range(imin, imax):
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vi = Variable("i", 1, 10).bind(i) if use_symbolic else i
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Tensor.realize(q, k, v)
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GlobalCounters.reset()
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symbolic = f(q, k[:, :vi, :, :], v[:, :vi, :, :])[:2, :4, :1, :8].numpy()
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expected = f(q, k[:, :i, :, :], v[:, :i, :, :]).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_attention_cmp_symbolic(self):
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# symbolic isn't seeing if i == i, so it's not putting them on the same axis
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self.test_attention(imin=4, imax=5, use_symbolic=False)
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self.test_attention(imin=4, imax=5, use_symbolic=True)
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# until this works, symbolic single kernel softmax won't
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@unittest.expectedFailure
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def test_attention_simple_view(self):
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i = Variable("i", 2, 10)
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v1 = View.create((2,4,1,i,i), ((i*4),i,0,0,1))
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v2 = View.create((2,4,1,i,i,i), (((i*i)*4),(i*i),0,0,i,1))
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self.assertIsNotNone(v1+v2)
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def test_attention_training(self):
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with Tensor.train():
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self.test_attention(dropout_p=0.0)
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with self.assertRaises(ValueError):
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# symbolic shape dropout is not supported
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self.test_attention(dropout_p=0.5)
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def test_attention_pos_0_sz_0(self):
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Attention(128, 8)(Tensor.ones(1, 0, 128), Variable("start_pos", 0, 128).bind(0), None)
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def test_attention_pos_0_sz_1(self):
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Attention(128, 8)(Tensor.ones(1, 1, 128), Variable("start_pos", 0, 128).bind(0), None)
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def test_attention_pos_0_sz_2(self):
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Attention(128, 8)(Tensor.ones(1, 2, 128), Variable("start_pos", 0, 128).bind(0), None)
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def test_cat_dim0(self):
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def f(a, b): return a.cat(b, dim=0).realize()
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a = Tensor.rand(10, 3)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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b = Tensor.rand(2, 3)
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symbolic = f(a[:vi, :], b)[:i+2, :3].numpy()
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expected = f(a[:i, :], b).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_cat_dim1(self):
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def f(a, b): return a.cat(b, dim=1).realize()
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a = Tensor.rand(3, 10)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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b = Tensor.rand(3, 2)
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symbolic = f(a[:, :vi], b)[:3, :i+2].numpy()
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expected = f(a[:, :i], b).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_cat_dim0_two_vars(self):
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def f(a, b): return a.cat(b, dim=0).realize()
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a = Tensor.rand(10, 3)
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b = Tensor.rand(10, 3)
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for i in range(2, 5):
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for j in range(2, 5):
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vi = Variable("i", 1, 10).bind(i)
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vj = Variable("j", 1, 10).bind(j)
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symbolic = f(a[:vi, :], b[:vj, :])[:i+j, :3].numpy()
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expected = f(a[:i, :], b[:j, :]).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_cat_dim1_two_vars(self):
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def f(a, b): return a.cat(b, dim=1).realize()
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a = Tensor.rand(3, 10)
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b = Tensor.rand(3, 10)
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for i in range(2, 5):
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for j in range(2, 5):
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vi = Variable("i", 1, 10).bind(i)
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vj = Variable("j", 1, 10).bind(j)
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symbolic = f(a[:, :vi], b[:, :vj])[:3, :i+j].numpy()
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expected = f(a[:, :i], b[:, :j]).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_two_vars_plus1_ij(self):
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def f(a, b): return (a@b+1).realize()
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a = Tensor.rand(10, 3).realize()
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b = Tensor.rand(3, 10).realize()
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for i in range(2, 5):
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for j in range(2, 5):
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vi = Variable("i", 1, 10).bind(i)
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vj = Variable("j", 1, 10).bind(j)
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symbolic = f(a[:vi, :], b[:, :vj])[:i, :j].numpy()
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expected = f(a[:i, :], b[:, :j]).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_two_vars_plus1_ji(self):
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# reverse the order of variables
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def f(a, b): return (a@b+1).realize()
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a = Tensor.rand(10, 3).realize()
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b = Tensor.rand(3, 10).realize()
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for i in range(2, 5):
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for j in range(2, 5):
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vi = Variable("i", 1, 10).bind(i)
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vj = Variable("j", 1, 10).bind(j)
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symbolic = f(a[:vj, :], b[:, :vi])[:j, :i].numpy()
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expected = f(a[:j, :], b[:, :i]).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_invalid_symbolic_reshape(self):
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a = Tensor.rand(30)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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# Cannot reshape into symbolic from non-symbolic
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with self.assertRaises(ValueError): a.reshape((3, vi))
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def test_shrink(self):
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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a = Tensor.rand(7, 11)
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symbolic = a.shrink(((3,5),(vi,vi+2)))
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symbolic = symbolic.numpy()
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expected = a.shrink(((3,5),(i,i+2))).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_slice(self):
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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a = Tensor.rand(7, 11)
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symbolic = a[3:5, vi:vi+2]
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print(symbolic.shape)
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symbolic = symbolic.numpy()
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expected = a[3:5, i:i+2].numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_slice_no_start(self):
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a = Tensor.rand(7, 11)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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symbolic = a[3:5, :vi:1][:2, :i].numpy()
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expected = a[3:5, :i:1].numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_expand_padded(self):
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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a = Tensor(1).unsqueeze(0).pad((0, 1)).unsqueeze(0)
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symbolic = a.expand(vi, 2)[:i, :2].numpy()
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expected = a.expand(i, 2).numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_slice_var_shape(self):
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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a = Tensor.ones(vi, 11).contiguous()
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symbolic = a[:, 1:2][:i, :1].numpy()
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expected = Tensor.ones(i, 11)[:, 1:2].numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_ones_sum(self):
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t = Tensor.ones(10)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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symbolic = t[:vi].sum().item()
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expected = t[:i].sum().item()
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np.testing.assert_equal(symbolic, expected)
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def test_mean(self):
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a = Tensor.rand(10, 3)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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for axis in [None, 0, 1]:
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expected = a[:i].mean(axis).numpy()
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symbolic = a[:vi].mean(axis)
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if axis is None:
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symbolic = symbolic.numpy()
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else:
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symbolic = symbolic[:expected.shape[0]].numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_mean_2d(self):
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a = Tensor.rand(10, 10)
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for i in range(2, 5):
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for j in range(2, 5):
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vi = Variable("i", 1, 10).bind(i)
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vj = Variable("j", 1, 10).bind(j)
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for axis in [None, 0, 1]:
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expected = a[:i, :j].mean(axis).numpy()
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symbolic = a[:vi, :vj].mean(axis)
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if axis is None:
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symbolic = symbolic.numpy()
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else:
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symbolic = symbolic[:expected.shape[0]].numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_var(self):
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a = Tensor.rand(10, 3)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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for axis in [None, 0, 1]:
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expected = a[:i].var(axis).numpy()
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symbolic = a[:vi].var(axis)
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if axis is None:
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symbolic = symbolic.numpy()
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else:
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symbolic = symbolic[:expected.shape[0]].numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_var_2d(self):
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a = Tensor.rand(10, 10)
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for i in range(2, 5):
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for j in range(2, 5):
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vi = Variable("i", 1, 10).bind(i)
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vj = Variable("j", 1, 10).bind(j)
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for axis in [None, 0, 1]:
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expected = a[:i, :j].var(axis).numpy()
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symbolic_result = a[:vi, :vj].var(axis)
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if axis is None:
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symbolic = symbolic_result.numpy()
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else:
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symbolic = symbolic_result[:expected.shape[0]].numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=1e-6)
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def test_bitcast_down(self):
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a = Tensor.rand(10, 3)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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expected = a[:i].bitcast(dtypes.uint8).numpy()
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symbolic_result = a[:vi].bitcast(dtypes.uint8)
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if len(expected.shape) == 2:
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symbolic = symbolic_result[:expected.shape[0], :expected.shape[1]].numpy()
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else:
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symbolic = symbolic_result[:].numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=0)
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@unittest.skipUnless(is_dtype_supported(dtypes.uint64), "no uint64")
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def test_bitcast_up(self):
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a = Tensor.rand(10, 4)
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for i in range(1, 5):
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vi = Variable("i", 1, 10).bind(i)
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expected = a[:i].bitcast(dtypes.uint64).numpy()
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symbolic_result = a[:vi].bitcast(dtypes.uint64)
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if len(expected.shape) == 2:
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symbolic = symbolic_result[:expected.shape[0], :expected.shape[1]].numpy()
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else:
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symbolic = symbolic_result[:].numpy()
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np.testing.assert_allclose(symbolic, expected, atol=1e-6, rtol=0)
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@unittest.expectedFailure
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def test_conv2d_ceildiv_edge_case(self):
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v = Variable('v', 11, 50_000)
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val = 39601
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x = Tensor.randn(1, 22, 50_000)[:, :, :v.bind(val)]
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weight = Tensor.randn(256, 22, 12)
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result = x.conv2d(weight=weight, groups=1, stride=6, dilation=1, padding=(3, 3))
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var_val = {v: val}
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shape = tuple(sym_infer(s, var_val) for s in result.shape)
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self.assertEqual(shape, (1, 256, 6600)) # TODO: fails if ceildiv is incorrect
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# TODO: test output is correct
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if __name__ == '__main__':
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unittest.main()
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