pytorch/caffe2/python/operator_test/find_op_test.py
Yangqing Jia 8286ce1e3a Re-license to Apache
Summary: Closes https://github.com/caffe2/caffe2/pull/1260

Differential Revision: D5906739

Pulled By: Yangqing

fbshipit-source-id: e482ba9ba60b5337d9165f28f7ec68d4518a0902
2017-09-28 16:22:00 -07:00

66 lines
2 KiB
Python

# Copyright (c) 2016-present, Facebook, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
##############################################################################
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
from caffe2.python import core
import hypothesis.strategies as st
from hypothesis import given
import caffe2.python.hypothesis_test_util as hu
import numpy as np
class TestFindOperator(hu.HypothesisTestCase):
@given(n=st.sampled_from([1, 4, 8, 31, 79, 150]),
idxsize=st.sampled_from([2, 4, 8, 1000, 5000]),
**hu.gcs)
def test_find(self, n, idxsize, gc, dc):
maxval = 10
def findop(idx, X):
res = []
for j in list(X.flatten()):
i = np.where(idx == j)[0]
if len(i) == 0:
res.append(-1)
else:
res.append(i[-1])
print("Idx: {} X: {}".format(idx, X))
print("Res: {}".format(res))
return [np.array(res).astype(np.int32)]
X = (np.random.rand(n) * maxval).astype(np.int32)
idx = (np.random.rand(idxsize) * maxval).astype(np.int32)
op = core.CreateOperator(
"Find",
["idx", "X"],
["y"],
)
self.assertReferenceChecks(
device_option=gc,
op=op,
inputs=[idx, X],
reference=findop,
)