fix layers.uniform_random (#13859)

test=release/1.0.0

paddle/fluid/operators/uniform_random_op.cc

@@ -23,14 +23,14 @@ namespace operators {
 template <typename T>
 class CPUUniformRandomKernel : public framework::OpKernel<T> {
  public:
-  void Compute(const framework::ExecutionContext& ctx) const override {
-    framework::Tensor* tensor = nullptr;
+  void Compute(const framework::ExecutionContext &ctx) const override {
+    framework::Tensor *tensor = nullptr;
     auto out_var = ctx.OutputVar("Out");
     if (out_var->IsType<framework::LoDTensor>()) {
       tensor = out_var->GetMutable<framework::LoDTensor>();
     } else if (out_var->IsType<framework::SelectedRows>()) {
       auto shape = ctx.Attr<std::vector<int>>("shape");
-      auto* selected_rows = out_var->GetMutable<framework::SelectedRows>();
+      auto *selected_rows = out_var->GetMutable<framework::SelectedRows>();
       tensor = selected_rows->mutable_value();
       tensor->Resize(framework::make_ddim(shape));
       selected_rows->mutable_rows()->reserve(shape[0]);
@@ -39,7 +39,7 @@ class CPUUniformRandomKernel : public framework::OpKernel<T> {
           "uniform_random_op's output only"
           "supports SelectedRows and LoDTensor");
     }
-    T* data = tensor->mutable_data<T>(ctx.GetPlace());
+    T *data = tensor->mutable_data<T>(ctx.GetPlace());
     unsigned int seed = static_cast<unsigned int>(ctx.Attr<int>("seed"));
     std::minstd_rand engine;
     if (seed == 0) {
@@ -60,14 +60,14 @@ class UniformRandomOp : public framework::OperatorWithKernel {
  public:
   using framework::OperatorWithKernel::OperatorWithKernel;
 
-  void InferShape(framework::InferShapeContext* ctx) const override {
+  void InferShape(framework::InferShapeContext *ctx) const override {
     PADDLE_ENFORCE(ctx->HasOutput("Out"),
                    "Output(Out) of UniformRandomOp should not be null.");
 
     PADDLE_ENFORCE(
         ctx->Attrs().Get<float>("min") < ctx->Attrs().Get<float>("max"),
         "uniform_random's min must less then max");
-    auto& shape = ctx->Attrs().Get<std::vector<int>>("shape");
+    auto &shape = ctx->Attrs().Get<std::vector<int>>("shape");
     std::vector<int64_t> temp;
     temp.reserve(shape.size());
     for (auto dim : shape) {
@@ -78,7 +78,7 @@ class UniformRandomOp : public framework::OperatorWithKernel {
 
  protected:
   framework::OpKernelType GetExpectedKernelType(
-      const framework::ExecutionContext& ctx) const override {
+      const framework::ExecutionContext &ctx) const override {
     return framework::OpKernelType(
         static_cast<framework::proto::VarType::Type>(ctx.Attr<int>("dtype")),
         ctx.GetPlace());
@@ -112,17 +112,17 @@ uniform distribution. The random result is in set [min, max].
 
 class UniformRandomOpVarTypeInference : public framework::VarTypeInference {
  public:
-  void operator()(const framework::OpDesc& op_desc,
-                  framework::BlockDesc* block) const override {
+  void operator()(const framework::OpDesc &op_desc,
+                  framework::BlockDesc *block) const override {
     auto out_var_name = op_desc.Output("Out").front();
-    if (block->FindRecursiveOrCreateVar(out_var_name).GetType() ==
-        framework::proto::VarType::SELECTED_ROWS) {
-      block->FindRecursiveOrCreateVar(out_var_name)
-          .SetType(framework::proto::VarType::SELECTED_ROWS);
-    } else {
-      block->FindRecursiveOrCreateVar(out_var_name)
-          .SetType(framework::proto::VarType::LOD_TENSOR);
+    auto var_data_type = static_cast<framework::proto::VarType::Type>(
+        boost::get<int>(op_desc.GetAttr("dtype")));
+
+    auto out_var = block->FindRecursiveOrCreateVar(out_var_name);
+    if (out_var.GetType() != framework::proto::VarType::SELECTED_ROWS) {
+      out_var.SetType(framework::proto::VarType::LOD_TENSOR);
     }
+    out_var.SetDataType(var_data_type);
   }
 };
 

python/paddle/fluid/layers/ops.py

@@ -14,6 +14,8 @@
 
 from __future__ import print_function
 from .layer_function_generator import generate_layer_fn, generate_layer_fn_noattr
+from .. import core
+from ..framework import convert_np_dtype_to_dtype_
 
 __activations_noattr__ = [
     'sigmoid',
@@ -58,8 +60,11 @@ _uniform_random_ = generate_layer_fn('uniform_random')
 
 
 def uniform_random(shape, dtype=None, min=None, max=None, seed=None):
+    locals_var = locals().keys()
+    if not isinstance(dtype, core.VarDesc.VarType):
+        dtype = convert_np_dtype_to_dtype_(dtype)
     kwargs = dict()
-    for name in locals():
+    for name in locals_var:
         val = locals()[name]
         if val is not None:
             kwargs[name] = val
@@ -78,8 +83,9 @@ _hard_shrink_ = generate_layer_fn('hard_shrink')
 
 
 def hard_shrink(x, threshold=None):
+    locals_var = locals().keys()
     kwargs = dict()
-    for name in locals():
+    for name in locals_var:
         val = locals()[name]
         if val is not None:
             kwargs[name] = val
@@ -99,12 +105,12 @@ _cum_sum_ = generate_layer_fn('cumsum')
 
 
 def cumsum(x, axis=None, exclusive=None, reverse=None):
+    locals_var = locals().keys()
     kwargs = dict()
-    for name in locals():
+    for name in locals_var:
         val = locals()[name]
         if val is not None:
             kwargs[name] = val
-
     return _cum_sum_(**kwargs)
 
 
@@ -121,8 +127,9 @@ _thresholded_relu_ = generate_layer_fn('thresholded_relu')
 
 
 def thresholded_relu(x, threshold=None):
+    locals_var = locals().keys()
     kwargs = dict()
-    for name in locals():
+    for name in locals_var:
         val = locals()[name]
         if val is not None:
             kwargs[name] = val