Paddle/python/paddle/v2/framework/tests/test_scatter_op.py

39 lines
1.3 KiB

import unittest
from op_test_util import OpTestMeta
from gradient_checker import GradientChecker, create_op
import numpy
import paddle.v2.framework.core as core
from paddle.v2.framework.op import Operator
class TestScatterOp(unittest.TestCase):
__metaclass__ = OpTestMeta
def setUp(self):
self.type = "scatter"
ref_np = numpy.ones((3, 3)).astype("float32")
index_np = numpy.array([1, 2]).astype("int32")
updates_np = numpy.random.random((2, 3)).astype("float32")
output_np = numpy.copy(ref_np)
output_np[index_np] += updates_np
self.inputs = {'Ref': ref_np, 'Index': index_np, 'Updates': updates_np}
self.outputs = {'Out': output_np}
class TestScatterGradOp(GradientChecker):
def test_scatter_grad(self):
op = create_op("scatter")
# test data setup
ref_np = numpy.ones((3, 10)).astype("float32")
index_np = numpy.array([1, 2]).astype("int32")
updates_np = numpy.random.random((2, 10)).astype("float32")
output_np = numpy.copy(ref_np)
output_np[index_np] += updates_np
inputs = {'Ref': ref_np, 'Index': index_np, 'Updates': updates_np}
self.check_grad(
op, inputs, set(["Updates", "Ref"]), "Out", in_place=True)
if __name__ == "__main__":
unittest.main()