| import os |
| import sys |
| import tempfile |
| import random |
| from textwrap import dedent |
| |
| import torch |
| from torch.testing._internal.jit_utils import JitTestCase, execWrapper |
| |
| # Make the helper files in test/ importable |
| pytorch_test_dir = os.path.dirname(os.path.dirname(os.path.realpath(__file__))) |
| sys.path.append(pytorch_test_dir) |
| |
| if __name__ == "__main__": |
| raise RuntimeError( |
| "This test file is not meant to be run directly, use:\n\n" |
| "\tpython test/test_jit.py TESTNAME\n\n" |
| "instead." |
| ) |
| |
| def get_fn(file_name, script_path): |
| import importlib.util |
| spec = importlib.util.spec_from_file_location(file_name, script_path) |
| module = importlib.util.module_from_spec(spec) |
| spec.loader.exec_module(module) |
| fn = module.fn |
| return fn |
| |
| class TestPythonBuiltinOP(JitTestCase): |
| def test_add(self): |
| def func(a, b): |
| c = a + b |
| c += a |
| return c |
| |
| a = torch.rand(1, requires_grad=True) |
| b = torch.rand(1, requires_grad=True) |
| self.checkScript(func, (a, b), optimize=True) |
| |
| def test_mul(self): |
| def func(a, b): |
| return a * b |
| |
| a = torch.rand(1, requires_grad=True) |
| b = torch.rand(1, requires_grad=True) |
| self.checkScript(func, (a, b), optimize=True) |
| |
| def test_matmul_py3(self): |
| code = dedent(""" |
| def fn(a, b): |
| return a @ b |
| """) |
| |
| with tempfile.TemporaryDirectory() as tmp_dir: |
| script_path = os.path.join(tmp_dir, 'script.py') |
| with open(script_path, 'w') as f: |
| f.write(code) |
| fn = get_fn('test_matmul_py3', script_path) |
| |
| a = torch.rand(4, 3, requires_grad=True) |
| b = torch.rand(3, 2, requires_grad=True) |
| self.checkScript(fn, (a, b), optimize=True) |
| |
| def test_pow(self): |
| def func(a, b): |
| return a ** b |
| |
| def func2(a, b, c, d): |
| return c + a ** b ** d |
| |
| def func3(a, b): |
| # type: (int, float) -> float |
| return a ** b |
| |
| def func4(): |
| # type: () -> float |
| return 2 ** -2 |
| |
| def func5(x, y): |
| return x.item() ** y.item() |
| |
| a = torch.rand(1, requires_grad=True) |
| b = torch.rand(1, requires_grad=True) |
| c = torch.rand(1, requires_grad=True) |
| d = torch.rand(1, requires_grad=True) |
| self.checkScript(func, (a, b), optimize=True) |
| self.checkScript(func2, (a, b, c, d), optimize=True) |
| self.checkScript(func3, (4, -0.5), optimize=True) |
| self.checkScript(func4, ()) |
| |
| inputs = [torch.tensor(2), torch.tensor(-2), torch.tensor(.5), torch.tensor(.2)] |
| for x in inputs: |
| for y in inputs: |
| if x < 0: |
| continue |
| else: |
| self.checkScript(func5, (x, y)) |
| |
| def test_triple(self): |
| def func(x): |
| return 3. * x |
| |
| x = torch.rand(1, dtype=torch.float, requires_grad=True) |
| self.checkScript(func, [x], optimize=True) |
| |
| def test_slice(self): |
| def func(x): |
| return x[:5] |
| |
| x = torch.rand(10, dtype=torch.float, requires_grad=True) |
| self.checkScript(func, [x], optimize=True) |
| |
| def func2(x): |
| return x[5:] |
| |
| self.checkScript(func2, [x], optimize=True) |
| |
| def func3(x): |
| return x[:8:2] |
| |
| self.checkScript(func3, [x], optimize=True) |
| |
| def func4(x): |
| return x[1::4] |
| |
| self.checkScript(func4, [x], optimize=True) |
| |
| def test_gather(self): |
| def func(x): |
| return x[0] |
| |
| x = torch.rand(10, dtype=torch.float, requires_grad=True) |
| self.checkScript(func, [x], optimize=True) |
| |
| def test_random(self): |
| @torch.jit.script |
| def f(mean, std): |
| return torch.normal(mean, std) |
| |
| mean, std = torch.zeros(5, 5), torch.ones(5, 5) |
| with torch.random.fork_rng(devices=[]): |
| output = torch.normal(mean, std) |
| with torch.random.fork_rng(devices=[]): |
| script_output = f(mean, std) |
| self.assertEqual(output, script_output) |
| |
| def _check_code(self, code_str, fn_name, inputs): |
| scope = {} |
| exec(code_str, globals(), scope) |
| cu = torch.jit.CompilationUnit(code_str) |
| self.assertEqual(cu.func(*inputs), scope[fn_name](*inputs)) |
| |
| def test_stepped_tuple_slicing(self): |
| def check_slicing_tuple(slicing, tuple_type, tuple): |
| template = dedent(""" |
| def func(x): |
| # type: ({}) -> Any |
| return x{} |
| """) |
| self._check_code(template.format(tuple_type, slicing), "func", [tuple]) |
| |
| check_slicing_tuple("[-3:3:2]", "Tuple[int, int, int]", (0, 1, 2)) |
| check_slicing_tuple("[::55]", "Tuple[int, int, int, int, int]", (0, 1, 2, 3, 4)) |
| check_slicing_tuple("[:4:4]", "Tuple[int, int, int, int, int]", (0, 1, 2, 3, 4)) |
| check_slicing_tuple("[::-1]", "Tuple[int, int, int, int, int, int, int]", (0, 1, 2, 3, 4, 5, 6)) |
| check_slicing_tuple("[7:5:2]", "Tuple[int, int, int, int, int, int, int]", (0, 1, 2, 3, 4, 5, 6)) |
| check_slicing_tuple("[5:7:-2]", "Tuple[int, int, int, int, int, int, int]", (0, 1, 2, 3, 4, 5, 6)) |
| check_slicing_tuple("[::-2]", "Tuple[int, int, int, int, int]", (0, 1, 2, 3, 4)) |
| check_slicing_tuple("[:4:-3]", "Tuple[int, int, int, int, int, int]", (0, 1, 2, 3, 4, 5)) |
| check_slicing_tuple("[3::-2]", "Tuple[int, int, int, int, int]", (0, 1, 2, 3, 4)) |
| |
| def test_index(self): |
| def consec(size, start=0): |
| numel = torch.tensor(size).prod().item() |
| return torch.arange(numel).view(size) |
| |
| def check_indexing(indexing, tensor): |
| template = dedent(""" |
| def func(x): |
| return x{} |
| """) |
| |
| self._check_code(template.format(indexing), "func", [tensor]) |
| |
| def check_dynamic_indexing(indexing, tensor, value1, value2): |
| value1 = torch.tensor(value1) |
| value2 = torch.tensor(value2) |
| |
| template = dedent(""" |
| def func(x, value1, value2): |
| i = int(value1) |
| j = int(value2) |
| return x{} |
| """) |
| |
| self._check_code(template.format(indexing), "func", [tensor, value1, value2]) |
| |
| # basic slices |
| check_indexing('[0]', consec((3, 3))) |
| check_indexing('[1]', consec((3, 3), 10)) |
| check_indexing('[2]', consec((3, 3), 19)) |
| check_indexing('[2]', consec((3,))) |
| check_indexing('[-1]', consec((3, 3), 19)) |
| check_indexing('[0:2]', consec((3, 3, 3))) |
| check_indexing('[1:-1]', consec((3, 3, 3))) |
| check_indexing('[-3:-1]', consec((6, 3))) |
| check_indexing('[1:]', consec((3, 3))) |
| check_indexing('[:1]', consec((3, 3))) |
| check_indexing('[:]', consec((3, 2))) |
| |
| # multi-dim: indexes |
| check_indexing('[0, 1]', consec((3, 3))) |
| check_indexing('[0, 1]', consec((3, 3, 2))) |
| check_indexing('[1, 0, 2]', consec((3, 3, 3))) |
| check_indexing('[2, -1]', consec((3, 3))) |
| |
| # multi-dim: mixed slicing and indexing |
| check_indexing('[0, 1:2]', consec((3, 3))) |
| check_indexing('[0, :1]', consec((3, 3, 2))) |
| check_indexing('[1, 2:]', consec((3, 3, 3))) |
| check_indexing('[-1, 1:, 0]', consec((3, 3, 3, 3))) |
| check_indexing('[1:, -1, 0]', consec((3, 3, 3, 3))) |
| check_indexing('[-1, 2:, 1:2]', consec((3, 3, 3, 3))) |
| check_indexing('[-1, 1:, 0]', consec((3, 3, 3, 3))) |
| check_indexing('[-1, :, 0, 2]', consec((3, 3, 3, 3))) |
| |
| # zero-sized slices |
| check_indexing('[0:0]', consec((2, 2))) |
| check_indexing('[0:0, 1]', consec((3, 3))) |
| |
| # trivial expression usage |
| check_indexing('[1+1]', consec((3, 3))) |
| check_indexing('[1:(0 + 2)]', consec((3, 3, 3))) |
| |
| # None for new dimensions |
| check_indexing('[None, 0]', consec((3, 3))) |
| check_indexing('[1, None]', consec((3, 3), 10)) |
| check_indexing('[None, None, 2]', consec((3, 3), 19)) |
| check_indexing('[None, 2, None]', consec((3,))) |
| check_indexing('[0:2, None]', consec((3, 3, 3))) |
| check_indexing('[None, 1:-1]', consec((3, 3, 3))) |
| check_indexing('[None, -3:-1, None]', consec((6, 3))) |
| check_indexing('[-1, None, 2:, None, 1:2]', consec((3, 3, 3, 3))) |
| check_indexing('[None, -1, None, 2:, None, 1:2, None]', consec((3, 3, 3, 3))) |
| |
| # dynamic expression usage |
| check_dynamic_indexing("[i + j]", consec((3, 3)), 0, 1) |
| check_dynamic_indexing("[i:j, i]", consec((3, 3, 2)), 0, 2) |
| |
| def test_advancedindex(self): |
| def consec(size, start=0): |
| numel = torch.tensor(size).prod().item() |
| return torch.arange(numel).view(size) |
| |
| def check_indexing(indexing, tensor, **kwargs): |
| indices_dict = kwargs |
| |
| template = dedent(""" |
| def func(x{formals}): |
| return x{expr} |
| """) |
| |
| formals = [] |
| values = [] |
| for formal, value in indices_dict.items(): |
| formals.append(formal) |
| values.append(value) |
| |
| formals = ''.join(map(', {}'.format, formals)) |
| inputs = [tensor] + values |
| self._check_code(template.format(formals=formals, expr=indexing), |
| "func", inputs) |
| |
| # Indexing with tensor (basic) |
| check_indexing('[i]', consec((3, 3)), i=torch.tensor([0])) |
| check_indexing('[i]', consec((3, 3)), i=torch.tensor(1)) |
| check_indexing('[i]', consec((3, 3)), i=torch.tensor([-2])) |
| check_indexing('[i]', consec((3, 3), 2), i=torch.tensor([0, 0])) |
| check_indexing('[i]', consec((3, 3, 2, 2)), i=torch.tensor([0, -2, 1])) |
| |
| # NB: indexing with tensors and indexing with sequences can be implemented |
| # in a very similar way (sequences are converted to tensors), so only one |
| # case needs to be tested extensively. |
| # XXX: When we can index with sequences, replace these cases with |
| # sequence indexing expressions; those are much easier to read. |
| |
| # Misc sequence advanced indexing |
| inp = consec((4, 8, 5)) |
| to_check = [ |
| # [[0, 1, 3]] |
| ['[i]', {'i': [0, 1, 3]}], |
| # [[0, 2], [1, 3]] |
| ['[i, j]', {'i': [0, 2], 'j': [1, 3]}], |
| # [[[0, 1], [0, 1]], [[0, 1], [0, 1]]] |
| ['[i, j]', {'i': [[0, 1], [0, 1]], 'j': [[0, 1], [0, 1]]}], |
| # [[0, 2], [1, 3], [1, 1]] |
| ['[i, j, k]', {'i': [0, 2], 'j': [1, 3], 'k': [1, 1]}], |
| # [[0, 2], 1, [1, 1]] |
| ['[i, j, k]', {'i': [0, 2], 'j': 1, 'k': [1, 1]}], |
| # [:, :, [0, 3, 4]] |
| ['[:, :, i]', {'i': [0, 3, 4]}], |
| # [:, [2, 4, 5, 7], 2:4] |
| ['[:, i, 2:4]', {'i': [0, 2, 3]}], |
| # [[2, 3], :, :] |
| ['[i, :, :]', {'i': [2, 3]}], |
| # [:, [0, 2, 3], [1, 3, 4]] |
| ['[:, i, j]', {'i': [0, 2, 3], 'j': [1, 3, 4]}], |
| # [:, [0], [1, 2, 4]] |
| ['[:, i, j]', {'i': [0], 'j': [1, 2, 4]}], |
| # [:, [0, 1, 3], [4]] |
| ['[:, i, j]', {'i': [0, 1, 3], 'j': [4]}], |
| # [:, [[0, 1], [1, 0]], [[2, 3]]] |
| ['[:, i, j]', {'i': [[0, 1], [1, 0]], 'j': [[2, 3]]}], |
| # [:, [[0, 1], [2, 3]], [[0]]] |
| ['[:, i, j]', {'i': [[0, 1], [2, 3]], 'j': [[0]]}], |
| # [:, [[5, 6]], [[0, 3], [4, 4]]] |
| ['[:, i, j]', {'i': [[5, 6]], 'j': [[0, 3], [4, 4]]}], |
| # [[0, 2, 3], [1, 3, 4], :] |
| ['[i, j, :]', {'i': [0, 2, 3], 'j': [1, 3, 4]}], |
| # [0, [1, 2, 4], :] |
| ['[i, j, :]', {'i': 0, 'j': [1, 2, 4]}], |
| # [[0, 1, 3], 4, :] |
| ['[i, j, :]', {'i': [0, 1, 3], 'j': 4}], |
| # [[[0, 1], [1, 0]], [[2, 1], [3, 5]], :] |
| ['[i, j, :]', {'i': [[0, 1], [1, 0]], 'j': [[2, 1], [3, 5]]}], |
| # [[[0, 1], [1, 0]], [[2, 3]], :] |
| ['[i, j, :]', {'i': [[0, 1], [1, 0]], 'j': [[2, 3]]}], |
| # [[[0, 1], [2, 3]], [[0]], :] |
| ['[i, j, :]', {'i': [[0, 1], [2, 3]], 'j': [[0]]}], |
| # [[[2, 1]], [[0, 3], [4, 4]], :] |
| ['[i, j, :]', {'i': [[2, 1]], 'j': [[0, 3], [4, 4]]}], |
| # [[[2]], [[0, 3], [4, 1]], 0:2] |
| ['[i, j, 0:2]', {'i': [[2]], 'j': [[0, 3], [4, 1]]}], |
| ] |
| |
| for expr, argdict in to_check: |
| tensordict = {k: torch.tensor(v) for (k, v) in argdict.items()} |
| check_indexing(expr, inp, **tensordict) |
| |
| def test_adv_indexing_list(self): |
| # indexing with list is equivalent to indexing with tensor |
| def func1(x): |
| return x[[0, 1, 5]] |
| |
| def func2(x): |
| return x[[0, 1], [0, 1]] |
| |
| def func3(x): |
| return x[[[0, 1], [0, 1]], [[0, 1], [0, 1]]] |
| |
| def func4(x): |
| ls = [0] |
| ls.append(1) |
| ls.append(2) |
| return x[ls] |
| |
| def func5(x): |
| ls = [0.1, 1.2, 2.3] |
| return x[ls] |
| |
| input = torch.rand((6, 2)) |
| self.checkScript(func1, (input,)) |
| self.checkScript(func2, (input,)) |
| self.checkScript(func3, (input,)) |
| self.checkScript(func4, (input,)) |
| self.checkScript(func5, (input,)) |
| |
| def test_index_ellipses(self): |
| vals = [":", 1, None] |
| for _ in range(100): |
| indices = [random.choice(vals) for _ in range(4)] |
| indices[random.randint(0, len(indices) - 1)] = "..." |
| test_str = dedent(""" |
| def f(): |
| x = torch.ones(10, 9, 8, 7, 6) |
| return x{indices}.shape |
| """.format(indices=indices)) |
| test_str = test_str.replace(r"'", r'') |
| scope = {} |
| execWrapper(test_str, globals(), scope) |
| cu = torch.jit.CompilationUnit(test_str) |
| res1 = cu.f() |
| res2 = scope['f']() |
| self.assertEqual(res1, res2) |
| |
| def test_inf(self): |
| @torch.jit.script |
| def foo(a): |
| return a < float('inf') |
| s = torch.rand(1) |
| self.assertTrue(foo(s)) |
| |
| @torch.jit.script |
| def bar(a): |
| return a > float('-inf') |
| s = torch.rand(1) |
| self.assertTrue(foo(s)) |
| |
| # test re-assignment on imported source |
| str = """ |
| def foo(x): |
| # type: (bool) |
| a = float("-inf") |
| if not x: |
| a = float(torch.tensor([5])) |
| return a < 4 |
| """ |
| cu = torch.jit.CompilationUnit(str) |
| self.assertTrue(cu.foo(True)) |
| self.assertFalse(cu.foo(False)) |
| |
| def test_str_to_float(self): |
| @torch.jit.script |
| def foo(a): |
| return 0.5 == float('0.5 hello') |
| s = torch.rand(1) |
| with self.assertRaisesRegex(RuntimeError, "could not convert string to float"): |
| self.assertTrue(foo(s)) |
| |
| @torch.jit.script |
| def foo(a): |
| return 0.5 == float('0.5') |
| s = torch.rand(1) |
| self.assertTrue(foo(s)) |
| |
| @torch.jit.script |
| def foo(a): |
| return 0. == float('0') |
| s = torch.rand(1) |
| self.assertTrue(foo(s)) |
