mirror of
https://github.com/saymrwulf/pytorch.git
synced 2026-05-15 21:00:47 +00:00
838fdd6f99
Summary: Closes https://github.com/pytorch/pytorch/pull/8991 Add Cube and Cbrt Ops Reviewed By: houseroad Differential Revision: D8678848 fbshipit-source-id: 051dd475e45ad9f1d11a8b32ae3acd1f7459b930
599 lines
19 KiB
Python
599 lines
19 KiB
Python
from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from __future__ import unicode_literals
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from caffe2.python import core, workspace
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from hypothesis import given
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import caffe2.python.hypothesis_test_util as hu
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import hypothesis.strategies as st
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import numpy as np
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class TestElementwiseOps(hu.HypothesisTestCase):
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@given(X=hu.tensor(dtype=np.float32), **hu.gcs)
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def test_abs(self, X, gc, dc):
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op = core.CreateOperator(
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"Abs",
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["X"],
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["Y"],
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)
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def abs_ref(X):
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return [np.absolute(X)]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=abs_ref,
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)
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self.assertDeviceChecks(dc, op, [X], [0])
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self.assertGradientChecks(gc, op, [X], 0, [0])
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@given(X=hu.tensor(dtype=np.float32), inplace=st.booleans(), **hu.gcs)
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def test_exp(self, X, inplace, gc, dc):
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op = core.CreateOperator(
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"Exp",
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["X"],
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["X"] if inplace else ["Y"],
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)
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def exp_ref(X):
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return [np.exp(X)]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=exp_ref,
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)
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self.assertDeviceChecks(dc, op, [X], [0])
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self.assertGradientChecks(gc, op, [X], 0, [0])
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@given(n=st.integers(0, 6), m=st.integers(4, 6),
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seed=st.integers(0, 1000), **hu.gcs)
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def test_log(self, n, m, gc, dc, seed):
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np.random.seed(seed)
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X = np.random.rand(n, m).astype(np.float32) + 1.0
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def log_op(X):
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return [np.log(X)]
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op = core.CreateOperator(
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"Log",
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["X"],
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["Z"]
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)
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=log_op,
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)
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self.assertGradientChecks(
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gc, op, [X], 0, [0], stepsize=1e-4, threshold=1e-2)
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@given(n=st.integers(0, 10), m=st.integers(4, 6),
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d=st.integers(2, 3), seed=st.integers(0, 1000), **hu.gcs)
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def test_powt(self, n, m, d, gc, dc, seed):
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np.random.seed(seed)
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X = np.random.rand(n, m, d).astype(np.float32) + 1.0
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Y = np.random.rand(n, m, d).astype(np.float32) + 2.0
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def powt_op(X, Y):
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return [np.power(X, Y)]
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#two gradients Y*X^(Y-1) and X^Y * ln(X)
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def powt_grad(g_out, outputs, fwd_inputs):
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[X, Y] = fwd_inputs
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Z = outputs[0]
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return ([Y * np.power(X, Y - 1), Z * np.log(X)] * g_out)
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op = core.CreateOperator(
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"Pow",
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["X", "Y"],
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["Z"]
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)
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self.assertReferenceChecks(device_option=gc,
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op=op,
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inputs=[X, Y],
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reference=powt_op,
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output_to_grad="Z",
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grad_reference=powt_grad)
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@given(n=st.integers(0, 6), m=st.integers(4, 6),
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seed=st.integers(0, 1000), **hu.gcs)
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def test_sqr(self, n, m, gc, dc, seed):
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np.random.seed(seed)
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X = np.random.rand(n, m).astype(np.float32)
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def sqr_op(X):
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return [np.square(X)]
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op = core.CreateOperator(
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"Sqr",
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["X"],
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["Z"]
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)
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=sqr_op,
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)
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self.assertGradientChecks(
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gc, op, [X], 0, [0], stepsize=1e-4, threshold=1e-2)
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@given(
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X=hu.tensor(
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elements=st.floats(0.1, 10),
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# allow empty tensor
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min_value=0),
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inplace=st.booleans(),
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**hu.gcs
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)
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def test_sqrt(self, X, inplace, gc, dc):
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def sqrt_op(X):
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return [np.sqrt(X)]
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op = core.CreateOperator(
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"Sqrt",
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["X"],
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["X"] if inplace else ["Y"]
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)
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=sqrt_op,
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)
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self.assertDeviceChecks(dc, op, [X], [0])
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# stepsize need to be smaller than the possible minimum X, so the
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# sqrt is well defined
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self.assertGradientChecks(
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gc, op, [X], 0, [0], stepsize=1e-2)
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@given(X=hu.tensor(dtype=np.float32), inplace=st.booleans(), **hu.gcs)
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def test_softsign(self, X, inplace, gc, dc):
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op = core.CreateOperator(
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"Softsign",
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["X"],
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["X"] if inplace else ["Y"],
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)
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def softsign_ref(X):
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return [X / (1.0 + np.absolute(X))]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=softsign_ref,
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)
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self.assertDeviceChecks(dc, op, [X], [0])
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if not inplace:
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self.assertGradientChecks(gc, op, [X], 0, [0])
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@given(X=hu.tensor(elements=st.floats(0.1, 10.0), dtype=np.float32),
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inplace=st.booleans(), **hu.gcs)
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def test_rsqrt(self, X, inplace, gc, dc):
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op = core.CreateOperator(
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"Rsqrt",
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["X"],
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["X"] if inplace else ["Y"],
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)
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def rsqrt_ref(X):
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return [1.0 / np.sqrt(X)]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=rsqrt_ref,
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)
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self.assertDeviceChecks(dc, op, [X], [0])
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self.assertGradientChecks(gc, op, [X], 0, [0], stepsize=5e-3)
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@given(X=hu.tensor(dtype=np.float32), **hu.gcs)
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def test_cube(self, X, gc, dc):
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op = core.CreateOperator(
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"Cube",
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["X"],
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["Y"],
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)
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def cube_ref(X):
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return [np.power(X, 3)]
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def cube_grad_ref(g_out, outputs, fwd_inputs):
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dY = g_out
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[X] = fwd_inputs
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return [dY * np.square(X) * 3]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=cube_ref,
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output_to_grad="Y",
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grad_reference=cube_grad_ref,
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)
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self.assertDeviceChecks(dc, op, [X], [0])
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@given(X=hu.tensor(dtype=np.float32), in_place=st.booleans(), **hu.gcs)
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def test_cbrt(self, X, in_place, gc, dc):
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op = core.CreateOperator(
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"Cbrt",
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["X"],
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["X"] if in_place else ["Y"],
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)
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def cbrt_ref(X):
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return [np.cbrt(X)]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=cbrt_ref,
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)
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@given(X=hu.tensor(elements=st.floats(1.0, 10.0), dtype=np.float32),
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in_place=st.booleans(), **hu.gcs)
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def test_cbrt_grad(self, X, in_place, gc, dc):
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op = core.CreateOperator(
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"Cbrt",
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["X"],
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["X"] if in_place else ["Y"],
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)
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self.assertGradientChecks(gc, op, [X], 0, [0])
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self.assertGradientChecks(gc, op, [-X], 0, [0])
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@given(n=st.integers(0, 6), m=st.integers(4, 6),
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seed=st.integers(0, 1000), **hu.gcs)
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def test_swish(self, n, m, gc, dc, seed):
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np.random.seed(seed)
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X = np.random.rand(n, m).astype(np.float32)
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def swish(X):
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return [np.divide(X, (1. + np.exp(-X)))]
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op = core.CreateOperator(
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"Swish",
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["X"],
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["Z"]
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)
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=swish,
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)
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self.assertGradientChecks(
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gc, op, [X], 0, [0], stepsize=1e-4, threshold=1e-2)
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@given(n=st.integers(0, 6), m=st.integers(4, 6),
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seed=st.integers(0, 1000), **hu.gcs)
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def test_swish_gradient_inplace(self, n, m, gc, dc, seed):
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np.random.seed(seed)
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def swish(X):
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return [np.divide(X, (1. + np.exp(-X)))]
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def swish_gradient(X, Y, dY):
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return [dY * (Y + np.divide(1. - Y, 1. + np.exp(-X)))]
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X = np.random.rand(n, m).astype(np.float32)
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Y = swish(X)[0]
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dY = np.random.rand(n, m).astype(np.float32)
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op = core.CreateOperator(
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"SwishGradient",
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["X", "Y", "grad"],
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"grad"
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)
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X, Y, dY],
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reference=swish_gradient,
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)
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@given(X=hu.tensor(dtype=np.float32), inplace=st.booleans(), **hu.gcs)
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def test_sigmoid(self, X, inplace, gc, dc):
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op = core.CreateOperator(
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"Sigmoid",
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["X"],
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["X"] if inplace else ["Y"],
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)
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def sigmoid_ref(X):
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return [1.0 / (1.0 + np.exp(-X))]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X],
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reference=sigmoid_ref,
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)
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self.assertDeviceChecks(dc, op, [X], [0])
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self.assertGradientChecks(gc, op, [X], 0, [0])
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@given(n=st.integers(0, 6), m=st.integers(4, 6), **hu.gcs)
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def test_eq(self, n, m, gc, dc):
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# Set broadcast and no axis, i.e. broadcasting last dimensions.
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X = np.random.randint(2, size=(n, m))
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Y = np.random.randint(2, size=(n, m))
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op = core.CreateOperator("EQ", ["X", "Y"], "out", broadcast=1)
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def eq(X, Y):
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return [X == Y]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X, Y],
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reference=eq,
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)
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workspace.FeedBlob('X', X)
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workspace.FeedBlob('Y', Y)
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net = core.Net("batch_bucket_one_hot_test")
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result = net.EQ(["X", "Y"], 1)
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(shapes, types) = workspace.InferShapesAndTypes([net])
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workspace.RunNetOnce(net)
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self.assertEqual(shapes[result], list(workspace.blobs[result].shape))
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self.assertEqual(shapes[result], list(X.shape))
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self.assertEqual(types[result], core.DataType.BOOL)
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@given(n=st.integers(0, 6), m=st.integers(4, 6), **hu.gcs)
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def test_eq_bcast(self, n, m, gc, dc):
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# Set broadcast and no axis, i.e. broadcasting last dimensions.
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X = np.random.randint(2, size=(n, m))
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Y = np.random.randint(2, size=(m,))
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op = core.CreateOperator("EQ", ["X", "Y"], "out", broadcast=1)
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def eq(X, Y):
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return [X == Y]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=[X, Y],
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reference=eq,
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)
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workspace.FeedBlob('X', X)
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workspace.FeedBlob('Y', Y)
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net = core.Net("eq_bast")
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result = net.EQ(["X", "Y"], 1, broadcast=1)
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(shapes, types) = workspace.InferShapesAndTypes([net])
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workspace.RunNetOnce(net)
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self.assertTrue(str(result) in shapes)
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self.assertEqual(shapes[result], list(workspace.blobs[result].shape))
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self.assertEqual(shapes[result], list(X.shape))
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self.assertEqual(types[result], core.DataType.BOOL)
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net_2 = core.Net("eq_bast_invalid")
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result_2 = net_2.EQ(["X", "Y"], 1)
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(shapes, types) = workspace.InferShapesAndTypes([net])
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self.assertTrue(str(result_2) not in shapes)
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def _run_single_test(
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self, op, ref, A, B, reverse_inputs, test_grad, gc, dc):
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inputs = [A, B]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=inputs,
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reference=ref,
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)
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self.assertDeviceChecks(dc, op, inputs, [0])
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if test_grad:
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for i in range(len(inputs)):
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self.assertGradientChecks(gc, op, inputs, i, [0])
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if reverse_inputs:
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inputs = [B, A]
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self.assertReferenceChecks(
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device_option=gc,
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op=op,
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inputs=inputs,
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reference=ref,
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)
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self.assertDeviceChecks(dc, op, inputs, [0])
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if test_grad:
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for i in range(len(inputs)):
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self.assertGradientChecks(gc, op, inputs, i, [0])
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def _test_binary_op(
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self, op_name, np_ref, n, m, k, t, bias, test_grad, gc, dc):
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op = core.CreateOperator(
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op_name,
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["A", "B"],
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["C"],
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)
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def ref(A, B):
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return [np_ref(A, B)]
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A = np.random.rand(n, m, k, t).astype(np.float32) + bias
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B = np.random.rand(n, m, k, t).astype(np.float32) + bias
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self._run_single_test(op, ref, A, B, True, test_grad, gc, dc)
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A = np.random.rand(1).astype(np.float32) + bias
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B = np.random.rand(n, m, k, t).astype(np.float32) + bias
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self._run_single_test(op, ref, A, B, True, test_grad, gc, dc)
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A = np.random.rand(k, t).astype(np.float32) + bias
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B = np.random.rand(n, m, k, t).astype(np.float32) + bias
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self._run_single_test(op, ref, A, B, True, test_grad, gc, dc)
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A = np.random.rand(n, m, 1, 1).astype(np.float32) + bias
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B = np.random.rand(n, m, k, t).astype(np.float32) + bias
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self._run_single_test(op, ref, A, B, True, test_grad, gc, dc)
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A = np.random.rand(m, 1, t).astype(np.float32) + bias
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B = np.random.rand(n, m, k, t).astype(np.float32) + bias
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self._run_single_test(op, ref, A, B, True, test_grad, gc, dc)
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A = np.random.rand(1, m, 1, t).astype(np.float32) + bias
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B = np.random.rand(n, 1, k, 1).astype(np.float32) + bias
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self._run_single_test(op, ref, A, B, True, test_grad, gc, dc)
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def _test_binary_op_in_place(
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self, op_name, np_ref, n, m, bias, test_grad, in_place_2nd, gc, dc):
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def ref(A, B):
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return [np_ref(A, B)]
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op = core.CreateOperator(
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op_name,
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["A", "B"],
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["A"],
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)
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A = np.random.rand(n, m).astype(np.float32) + bias
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B = np.random.rand(m).astype(np.float32) + bias
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self._run_single_test(op, ref, A, B, False, test_grad, gc, dc)
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A = np.random.rand(n, m).astype(np.float32) + bias
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B = np.random.rand(n, 1).astype(np.float32) + bias
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self._run_single_test(op, ref, A, B, False, test_grad, gc, dc)
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if in_place_2nd:
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op = core.CreateOperator(
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op_name,
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["A", "B"],
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["B"],
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)
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A = np.random.rand(m).astype(np.float32) + bias
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B = np.random.rand(n, m).astype(np.float32) + bias
|
|
self._run_single_test(op, ref, A, B, False, test_grad, gc, dc)
|
|
A = np.random.rand(n, 1).astype(np.float32) + bias
|
|
B = np.random.rand(n, m).astype(np.float32) + bias
|
|
self._run_single_test(op, ref, A, B, False, test_grad, gc, dc)
|
|
|
|
@given(n=st.integers(0, 5), m=st.integers(0, 5), k=st.integers(0, 5),
|
|
t=st.integers(0, 5), **hu.gcs)
|
|
def test_add(self, n, m, k, t, gc, dc):
|
|
self._test_binary_op("Add", np.add, n, m, k, t, -0.5, True, gc, dc)
|
|
self._test_binary_op_in_place(
|
|
"Add", np.add, n, m, -0.5, True, True, gc, dc)
|
|
|
|
@given(n=st.integers(0, 5), m=st.integers(0, 5), k=st.integers(0, 5),
|
|
t=st.integers(0, 5), **hu.gcs)
|
|
def test_sub(self, n, m, k, t, gc, dc):
|
|
self._test_binary_op("Sub", np.subtract, n, m,
|
|
k, t, -0.5, True, gc, dc)
|
|
self._test_binary_op_in_place(
|
|
"Sub", np.subtract, n, m, -0.5, True, True, gc, dc)
|
|
|
|
@given(n=st.integers(0, 5), m=st.integers(0, 5), k=st.integers(0, 5),
|
|
t=st.integers(0, 5), **hu.gcs)
|
|
def test_mul(self, n, m, k, t, gc, dc):
|
|
self._test_binary_op("Mul", np.multiply, n, m,
|
|
k, t, -0.5, True, gc, dc)
|
|
|
|
@given(n=st.integers(0, 5), m=st.integers(0, 5), k=st.integers(0, 5),
|
|
t=st.integers(0, 5), **hu.gcs)
|
|
def test_div(self, n, m, k, t, gc, dc):
|
|
self._test_binary_op("Div", np.divide, n, m, k, t, 1.0, True, gc, dc)
|
|
self._test_binary_op_in_place(
|
|
"Div", np.divide, n, m, 1.0, True, False, gc, dc)
|
|
|
|
@given(n=st.integers(1, 5), m=st.integers(1, 5), broadcast=st.booleans(),
|
|
**hu.gcs)
|
|
def test_div_legacy_grad(self, n, m, broadcast, gc, dc):
|
|
op = core.CreateOperator(
|
|
"DivGradient",
|
|
["B", "C", "dC"],
|
|
["dA", "dB"],
|
|
)
|
|
|
|
def div_grad_ref(B, C, dC):
|
|
dA = dC / B
|
|
dB = -dC * C / B
|
|
if broadcast:
|
|
dB = np.sum(dB, axis=0)
|
|
return [dA, dB]
|
|
|
|
if broadcast:
|
|
B = np.random.rand(m).astype(np.float32) + 1.0
|
|
else:
|
|
B = np.random.rand(n, m).astype(np.float32) + 1.0
|
|
C = np.random.randn(n, m).astype(np.float32)
|
|
dC = np.random.randn(n, m).astype(np.float32)
|
|
inputs = [B, C, dC]
|
|
self.assertReferenceChecks(
|
|
device_option=gc,
|
|
op=op,
|
|
inputs=inputs,
|
|
reference=div_grad_ref,
|
|
)
|
|
self.assertDeviceChecks(dc, op, inputs, [0, 1])
|
|
|
|
def _test_bitwise_binary_op(self, op_name, np_ref, n, m, k, t, gc, dc):
|
|
op = core.CreateOperator(
|
|
op_name,
|
|
["A", "B"],
|
|
["C"],
|
|
)
|
|
|
|
def ref(A, B):
|
|
return [np_ref(A, B)]
|
|
|
|
A = np.random.randint(128, size=(n, m, k, t))
|
|
B = np.random.randint(128, size=(n, m, k, t))
|
|
self._run_single_test(op, ref, A, B, True, False, gc, dc)
|
|
|
|
A = np.random.randint(128, size=1)
|
|
B = np.random.randint(128, size=(n, m, k, t))
|
|
self._run_single_test(op, ref, A, B, True, False, gc, dc)
|
|
|
|
A = np.random.randint(128, size=(k, t))
|
|
B = np.random.randint(128, size=(n, m, k, t))
|
|
self._run_single_test(op, ref, A, B, True, False, gc, dc)
|
|
|
|
A = np.random.randint(128, size=(n, m, 1, 1))
|
|
B = np.random.randint(128, size=(n, m, k, t))
|
|
self._run_single_test(op, ref, A, B, True, False, gc, dc)
|
|
|
|
A = np.random.randint(128, size=(m, 1, t))
|
|
B = np.random.randint(128, size=(n, m, k, t))
|
|
self._run_single_test(op, ref, A, B, True, False, gc, dc)
|
|
|
|
A = np.random.randint(128, size=(1, m, 1, t))
|
|
B = np.random.randint(128, size=(n, 1, k, 1))
|
|
self._run_single_test(op, ref, A, B, True, False, gc, dc)
|
|
|
|
@given(n=st.integers(1, 5), m=st.integers(1, 5), k=st.integers(1, 5),
|
|
t=st.integers(1, 5), **hu.gcs)
|
|
def test_bitwise_and(self, n, m, k, t, gc, dc):
|
|
self._test_bitwise_binary_op(
|
|
"BitwiseAnd", np.bitwise_and, n, m, k, t, gc, dc)
|
|
|
|
@given(n=st.integers(1, 5), m=st.integers(1, 5), k=st.integers(1, 5),
|
|
t=st.integers(1, 5), **hu.gcs)
|
|
def test_bitwise_or(self, n, m, k, t, gc, dc):
|
|
self._test_bitwise_binary_op(
|
|
"BitwiseOr", np.bitwise_or, n, m, k, t, gc, dc)
|
|
|
|
@given(n=st.integers(1, 5), m=st.integers(1, 5), k=st.integers(1, 5),
|
|
t=st.integers(1, 5), **hu.gcs)
|
|
def test_bitwise_xor(self, n, m, k, t, gc, dc):
|
|
self._test_bitwise_binary_op(
|
|
"BitwiseXor", np.bitwise_xor, n, m, k, t, gc, dc)
|