Remove IntPair type in attribute

paddle/framework/attribute.cc

@@ -70,14 +70,6 @@ Attribute GetAttrValue(const OpDesc::Attr& attr_desc) {
       }
       return val;
     }
-    case framework::AttrType::INT_PAIRS: {
-      std::vector<std::pair<int, int>> val(attr_desc.int_pairs_size());
-      for (int i = 0; i < attr_desc.int_pairs_size(); ++i) {
-        val[i].first = attr_desc.int_pairs(i).first();
-        val[i].second = attr_desc.int_pairs(i).second();
-      }
-      return val;
-    }
     case framework::AttrType::BLOCK: {
       return GetProgramDesc().mutable_blocks(attr_desc.block_idx());
     }

paddle/framework/attribute.h

@@ -29,8 +29,7 @@ namespace framework {
 
 // The order should be as same as framework.proto
 typedef boost::variant<boost::blank, int, float, std::string, std::vector<int>,
-                       std::vector<float>, std::vector<std::string>,
-                       std::vector<std::pair<int, int>>, bool,
+                       std::vector<float>, std::vector<std::string>, bool,
                        std::vector<bool>, BlockDesc*>
     Attribute;
 

paddle/framework/framework.proto

@@ -22,17 +22,11 @@ enum AttrType {
   INTS = 3;
   FLOATS = 4;
   STRINGS = 5;
-  INT_PAIRS = 6;
-  BOOLEAN = 7;
-  BOOLEANS = 8;
-  BLOCK = 9;
+  BOOLEAN = 6;
+  BOOLEANS = 7;
+  BLOCK = 8;
 }
 
-message IntPair {
-  required int32 first = 1;
-  required int32 second = 2;
-};
-
 // OpDesc describes an instance of a C++ framework::OperatorBase
 // derived class type.
 message OpDesc {
@@ -46,7 +40,6 @@ message OpDesc {
     repeated int32 ints = 6;
     repeated float floats = 7;
     repeated string strings = 8;
-    repeated IntPair int_pairs = 9;
     optional bool b = 10;
     repeated bool bools = 11;
     optional int32 block_idx = 12;