Add STRUCT binding for Python API

tools/python_api/src_cpp/py_query_result.cpp

@@ -122,6 +122,18 @@ py::object PyQueryResult::convertValueToPyObject(const Value& value) {
         }
         return std::move(list);
     }
+    case STRUCT: {
+        auto structTypeInfo = reinterpret_cast<StructTypeInfo*>(dataType.getExtraTypeInfo());
+        auto childrenNames = structTypeInfo->getChildrenNames();
+        py::dict dict;
+        auto& structVals = value.getListValReference();
+        for (auto i = 0u; i < structVals.size(); ++i) {
+            auto key = py::str(childrenNames[i]);
+            auto val = convertValueToPyObject(*structVals[i]);
+            dict[key] = val;
+        }
+        return dict;
+    }
     case NODE: {
         auto nodeVal = value.getValue<NodeVal>();
         auto dict = PyQueryResult::getPyDictFromProperties(nodeVal.getProperties());

tools/python_api/src_py/types.py

@@ -17,3 +17,4 @@ class Type(Enum):
     NODE = "NODE"
     REL = "REL"
     NODE_ID = "NODE_ID"
+    STRUCT = "STRUCT"

tools/python_api/test/test_datatype.py

@@ -115,3 +115,21 @@ def test_rel(establish_connection):
     assert (r['_dst'] == o['_id'])
     assert not result.has_next()
     result.close()
+
+
+def test_struct(establish_connection):
+    conn, db = establish_connection
+    result = conn.execute(
+        'MATCH (m:movies) WHERE m.name="Roma" RETURN m.description')
+    assert result.has_next()
+    n = result.get_next()
+    assert (len(n) == 1)
+    description = n[0]
+    print(description)
+    assert (description['RATING'] == 1223)
+    assert (description['VIEWS'] == 10003)
+    assert (description['RELEASE'] ==
+            datetime.datetime(2011, 2, 11, 16, 44, 22))
+    assert (description['FILM'] == datetime.date(2013, 2, 22))
+    assert not result.has_next()
+    result.close()