[convert-dg-to-py] Remove ambiguous types.

src/dynamic_graph/convert-dg-to-py.cc

@@ -30,11 +30,11 @@ command::Value toValue(bp::object o, const command::Value::Type& valueType) {
     case (Value::UNSIGNED):
       return Value(bp::extract<unsigned>(o));
     case (Value::UNSIGNEDLONGINT):
-      return Value(bp::extract<unsigned long int>(o));
+      return Value(bp::extract<std::uint64_t>(o));
     case (Value::INT):
       return Value(bp::extract<int>(o));
     case (Value::LONGINT):
-      return Value(bp::extract<long int>(o));
+      return Value(bp::extract<std::int64_t>(o));
     case (Value::FLOAT):
       return Value(bp::extract<float>(o));
     case (Value::DOUBLE):