From 54892c079735aaffafc7388486482e06ff139439 Mon Sep 17 00:00:00 2001
From: Yu Yang <yuyang18@baidu.com>
Date: Thu, 28 Sep 2017 11:59:17 -0700
Subject: [PATCH] Simplify op_test

---
 python/paddle/v2/framework/tests/op_test.py | 42 +++++++++------------
 1 file changed, 18 insertions(+), 24 deletions(-)

diff --git a/python/paddle/v2/framework/tests/op_test.py b/python/paddle/v2/framework/tests/op_test.py
index 70ae50d401c..23794151bdb 100644
--- a/python/paddle/v2/framework/tests/op_test.py
+++ b/python/paddle/v2/framework/tests/op_test.py
@@ -12,17 +12,19 @@ def grad_var_name(var_name):
 def create_op(scope, op_type, inputs, outputs, attrs):
     kwargs = dict()
 
+    def __create_var__(name, var_name):
+        scope.new_var(var_name)
+        kwargs[name].append(var_name)
+
     for in_name, in_dup in Operator.get_op_inputs(op_type):
         if in_name in inputs:
             kwargs[in_name] = []
             if in_dup:
                 sub_in = inputs[in_name]
                 for sub_in_name, _ in sub_in:
-                    var = scope.new_var(sub_in_name)
-                    kwargs[in_name].append(sub_in_name)
+                    __create_var__(in_name, sub_in_name)
             else:
-                var = scope.new_var(in_name)
-                kwargs[in_name].append(in_name)
+                __create_var__(in_name, in_name)
 
     for out_name, out_dup in Operator.get_op_outputs(op_type):
         if out_name in outputs:
@@ -30,11 +32,9 @@ def create_op(scope, op_type, inputs, outputs, attrs):
             if out_dup:
                 sub_out = outputs[out_name]
                 for sub_out_name, _ in sub_out:
-                    var = scope.new_var(sub_out_name)
-                    kwargs[out_name].append(sub_out_name)
+                    __create_var__(out_name, sub_out_name)
             else:
-                var = scope.new_var(out_name)
-                kwargs[out_name].append(out_name)
+                __create_var__(out_name, out_name)
 
     for attr_name in Operator.get_op_attr_names(op_type):
         if attr_name in attrs:
@@ -44,28 +44,22 @@ def create_op(scope, op_type, inputs, outputs, attrs):
 
 
 def set_input(scope, op, inputs, place):
+    def __set_input__(var_name, var):
+        tensor = scope.find_var(var_name).get_tensor()
+        if isinstance(var, tuple):
+            tensor.set_lod(var[1])
+            var = var[0]
+        tensor.set_dims(var.shape)
+        tensor.set(var, place)
+
     for in_name, in_dup in Operator.get_op_inputs(op.type()):
         if in_name in inputs:
             if in_dup:
                 sub_in = inputs[in_name]
                 for sub_in_name, sub_in_val in sub_in:
-                    var = scope.find_var(sub_in_name)
-                    tensor = var.get_tensor()
-                    sub_in_array = sub_in_val[0] \
-                        if isinstance(sub_in_val, tuple) else sub_in_val
-                    tensor.set_dims(sub_in_array.shape)
-                    tensor.set(sub_in_array, place)
-                    if isinstance(sub_in_val, tuple):
-                        tensor.set_lod(sub_in_val[1])
+                    __set_input__(sub_in_name, sub_in_val)
             else:
-                var = scope.find_var(in_name)
-                tensor = var.get_tensor()
-                in_val = inputs[in_name]
-                in_array = in_val[0] if isinstance(in_val, tuple) else in_val
-                tensor.set_dims(in_array.shape)
-                tensor.set(in_array, place)
-                if isinstance(in_val, tuple):
-                    tensor.set_lod(in_val[1])
+                __set_input__(in_name, inputs[in_name])
 
 
 def set_output_grad(scope, op, outputs, place):
-- 
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