add ut

python/paddle/fluid/tests/unittests/test_dist_fleet_ps6.py

+#   Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
+#
+# 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 print_function
+
+import unittest
+import paddle.fluid as fluid
+import paddle.fluid.incubate.fleet.base.role_maker as role_maker
+from paddle.fluid.incubate.fleet.parameter_server.distribute_transpiler import fleet
+from paddle.fluid.incubate.fleet.parameter_server.distribute_transpiler.distributed_strategy import StrategyFactory
+
+# For Net
+base_lr = 0.2
+emb_lr = base_lr * 3
+dict_dim = 1500
+emb_dim = 128
+hid_dim = 128
+margin = 0.1
+sample_rate = 1
+batch_size = 4
+
+
+class TestPSPassWithBow(unittest.TestCase):
+    def net(self):
+        def get_acc(cos_q_nt, cos_q_pt, batch_size):
+            cond = fluid.layers.less_than(cos_q_nt, cos_q_pt)
+            cond = fluid.layers.cast(cond, dtype='float64')
+            cond_3 = fluid.layers.reduce_sum(cond)
+            acc = fluid.layers.elementwise_div(
+                cond_3,
+                fluid.layers.fill_constant(
+                    shape=[1], value=batch_size * 1.0, dtype='float64'),
+                name="simnet_acc")
+            return acc
+
+        def get_loss(cos_q_pt, cos_q_nt):
+            loss_op1 = fluid.layers.elementwise_sub(
+                fluid.layers.fill_constant_batch_size_like(
+                    input=cos_q_pt,
+                    shape=[-1, 1],
+                    value=margin,
+                    dtype='float32'),
+                cos_q_pt)
+            loss_op2 = fluid.layers.elementwise_add(loss_op1, cos_q_nt)
+            loss_op3 = fluid.layers.elementwise_max(
+                fluid.layers.fill_constant_batch_size_like(
+                    input=loss_op2, shape=[-1, 1], value=0.0, dtype='float32'),
+                loss_op2)
+            avg_cost = fluid.layers.mean(loss_op3)
+            return avg_cost
+
+        is_distributed = False
+        is_sparse = True
+
+        # query
+        q = fluid.layers.data(
+            name="query_ids", shape=[1], dtype="int64", lod_level=1)
+        # embedding
+        q_emb = fluid.contrib.layers.sparse_embedding(
+            input=q,
+            size=[dict_dim, emb_dim],
+            param_attr=fluid.ParamAttr(
+                initializer=fluid.initializer.Constant(value=0.01),
+                name="__emb__",
+                learning_rate=emb_lr))
+        q_emb = fluid.layers.reshape(q_emb, [-1, emb_dim])
+        # vsum
+        q_sum = fluid.layers.sequence_pool(input=q_emb, pool_type='sum')
+        q_ss = fluid.layers.softsign(q_sum)
+        # fc layer after conv
+        q_fc = fluid.layers.fc(
+            input=q_ss,
+            size=hid_dim,
+            param_attr=fluid.ParamAttr(
+                initializer=fluid.initializer.Constant(value=0.01),
+                name="__q_fc__",
+                learning_rate=base_lr))
+        # label data
+        label = fluid.layers.data(name="label", shape=[1], dtype="int64")
+        # pt
+        pt = fluid.layers.data(
+            name="pos_title_ids", shape=[1], dtype="int64", lod_level=1)
+        # embedding
+        pt_emb = fluid.contrib.layers.sparse_embedding(
+            input=pt,
+            size=[dict_dim, emb_dim],
+            param_attr=fluid.ParamAttr(
+                initializer=fluid.initializer.Constant(value=0.01),
+                name="__emb__",
+                learning_rate=emb_lr))
+        pt_emb = fluid.layers.reshape(pt_emb, [-1, emb_dim])
+        # vsum
+        pt_sum = fluid.layers.sequence_pool(input=pt_emb, pool_type='sum')
+        pt_ss = fluid.layers.softsign(pt_sum)
+        # fc layer
+        pt_fc = fluid.layers.fc(
+            input=pt_ss,
+            size=hid_dim,
+            param_attr=fluid.ParamAttr(
+                initializer=fluid.initializer.Constant(value=0.01),
+                name="__fc__",
+                learning_rate=base_lr),
+            bias_attr=fluid.ParamAttr(name="__fc_b__"))
+        # nt
+        nt = fluid.layers.data(
+            name="neg_title_ids", shape=[1], dtype="int64", lod_level=1)
+        # embedding
+        nt_emb = fluid.contrib.layers.sparse_embedding(
+            input=nt,
+            size=[dict_dim, emb_dim],
+            param_attr=fluid.ParamAttr(
+                initializer=fluid.initializer.Constant(value=0.01),
+                name="__emb__",
+                learning_rate=emb_lr))
+        nt_emb = fluid.layers.reshape(nt_emb, [-1, emb_dim])
+        # vsum
+        nt_sum = fluid.layers.sequence_pool(input=nt_emb, pool_type='sum')
+        nt_ss = fluid.layers.softsign(nt_sum)
+        # fc layer
+        nt_fc = fluid.layers.fc(
+            input=nt_ss,
+            size=hid_dim,
+            param_attr=fluid.ParamAttr(
+                initializer=fluid.initializer.Constant(value=0.01),
+                name="__fc__",
+                learning_rate=base_lr),
+            bias_attr=fluid.ParamAttr(name="__fc_b__"))
+        cos_q_pt = fluid.layers.cos_sim(q_fc, pt_fc)
+        cos_q_nt = fluid.layers.cos_sim(q_fc, nt_fc)
+        # loss
+        avg_cost = get_loss(cos_q_pt, cos_q_nt)
+        # acc
+        acc = get_acc(cos_q_nt, cos_q_pt, batch_size)
+        return [avg_cost, acc, cos_q_pt]
+
+    def test(self):
+        endpoints = [
+            "127.0.0.1:36004", "127.0.0.1:36005", "127.0.0.1:36006",
+            "127.0.0.1:36007"
+        ]
+
+        role = role_maker.UserDefinedRoleMaker(
+            current_id=0,
+            role=role_maker.Role.SERVER,
+            worker_num=2,
+            server_endpoints=endpoints)
+
+        fleet.init(role)
+        loss, acc, _ = self.net()
+        optimizer = fluid.optimizer.Adagrad(base_lr)
+        strategy = StrategyFactory.create_async_strategy()
+        optimizer = fleet.distributed_optimizer(optimizer, strategy)
+        optimizer.minimize(loss)
+
+
+if __name__ == '__main__':
+    unittest.main()