93 lines
2.7 KiB
Python
93 lines
2.7 KiB
Python
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from caffe2.python import core
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import caffe2.python.hypothesis_test_util as hu
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import caffe2.python.serialized_test.serialized_test_util as serial
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from hypothesis import given, settings
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import hypothesis.strategies as st
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import numpy as np
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class TestBatchMomentsOp(serial.SerializedTestCase):
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def batch_moments_nchw_ref(self, X):
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dims = X.shape
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N = dims[0]
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C = dims[1]
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X = X.reshape(N, C, -1)
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mu = np.mean(X, axis=(0, 2))
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var = np.mean(np.square(X), axis=(0, 2))
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return [mu, var]
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def batch_moments_nhwc_ref(self, X):
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dims = X.shape
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C = dims[-1]
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X = X.reshape(-1, C)
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mu = np.mean(X, axis=0)
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var = np.mean(np.square(X), axis=0)
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return [mu, var]
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@serial.given(N=st.integers(1, 5), C=st.integers(1, 5),
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H=st.integers(1, 5), W=st.integers(1, 5),
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order=st.sampled_from(["NCHW", "NHWC"]), **hu.gcs)
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def test_batch_moments_2d(self, N, C, H, W, order, gc, dc):
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op = core.CreateOperator(
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"BatchMoments",
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["X"],
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["mu", "var"],
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order=order,
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)
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if order == "NCHW":
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X = np.random.randn(N, C, H, W).astype(np.float32)
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else:
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X = np.random.randn(N, H, W, C).astype(np.float32)
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def ref(X):
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if order == "NCHW":
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return self.batch_moments_nchw_ref(X)
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else:
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return self.batch_moments_nhwc_ref(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=ref,
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)
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self.assertDeviceChecks(dc, op, [X], [0, 1])
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self.assertGradientChecks(gc, op, [X], 0, [0, 1])
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@given(N=st.integers(1, 5), C=st.integers(1, 5), T=st.integers(1, 3),
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H=st.integers(1, 3), W=st.integers(1, 3),
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order=st.sampled_from(["NCHW", "NHWC"]), **hu.gcs)
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@settings(deadline=10000)
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def test_batch_moments_3d(self, N, C, T, H, W, order, gc, dc):
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op = core.CreateOperator(
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"BatchMoments",
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["X"],
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["mu", "var"],
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order=order,
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)
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if order == "NCHW":
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X = np.random.randn(N, C, T, H, W).astype(np.float32)
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else:
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X = np.random.randn(N, T, H, W, C).astype(np.float32)
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def ref(X):
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if order == "NCHW":
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return self.batch_moments_nchw_ref(X)
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else:
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return self.batch_moments_nhwc_ref(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=ref,
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)
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self.assertDeviceChecks(dc, op, [X], [0, 1])
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self.assertGradientChecks(gc, op, [X], 0, [0, 1])
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