diff --git a/nirjas/output/multi_line.py b/nirjas/output/multi_line.py
index 3e9d67f..eb2ddcf 100644
--- a/nirjas/output/multi_line.py
+++ b/nirjas/output/multi_line.py
@@ -21,6 +21,8 @@
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 '''
 
+from .output import Output
+
 
 class MultiLine:
     '''
@@ -36,8 +38,6 @@ def get_dict(self):
         '''
         Get the output as dictionary
         '''
-        return {
-            "start_line": self.start_line,
-            "end_line": self.end_line,
-            "comment": self.comment
-        }
+        return Output(
+            start_line=self.start_line, end_line=self.end_line, comment=self.comment
+        ).output
diff --git a/nirjas/output/output.py b/nirjas/output/output.py
new file mode 100644
index 0000000..4f87290
--- /dev/null
+++ b/nirjas/output/output.py
@@ -0,0 +1,40 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+'''
+Copyright (C) 2021 Hamed Faramarzi
+Author: Hamed Faramarzi <hamed.faramarzi@gmail.com>
+
+SPDX-License-Identifier: LGPL-2.1
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+'''
+
+
+class Output(object):
+    '''
+    return results
+    '''
+
+    def __init__(self, **kwargs):
+        self.result = {}
+        for key, value in kwargs.items():
+            self.result.setdefault(key, value)
+
+    @property
+    def output(self):
+        '''
+        return results
+        '''
+        return self.result
diff --git a/nirjas/output/scan_output.py b/nirjas/output/scan_output.py
index b06da33..4a771b4 100644
--- a/nirjas/output/scan_output.py
+++ b/nirjas/output/scan_output.py
@@ -21,6 +21,8 @@
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 '''
 
+from .output import Output
+
 
 class ScanOutput:
     '''
@@ -33,24 +35,27 @@ def __init__(self):
         self.total_lines = None
         self.total_lines_of_comments = None
         self.blank_lines = None
-        self.single_line_comment = list()
-        self.cont_single_line_comment = list()
-        self.multi_line_comment = list()
+        self.single_line_comment = []
+        self.cont_single_line_comment = []
+        self.multi_line_comment = []
 
     def get_dict(self):
         '''
         Get the output as dictionary
         '''
-        return {
-            "metadata": {
-                "filename": self.filename,
-                "lang": self.lang,
-                "total_lines": self.total_lines,
-                "total_lines_of_comments": self.total_lines_of_comments,
-                "blank_lines": self.blank_lines,
-                "sloc": self.total_lines - (self.total_lines_of_comments + self.blank_lines)
-            },
-            "single_line_comment": [c.get_dict() for c in self.single_line_comment],
-            "cont_single_line_comment": [c.get_dict() for c in self.cont_single_line_comment],
-            "multi_line_comment": [c.get_dict() for c in self.multi_line_comment]
-        }
+        return Output(
+            metadata=Output(
+                filename=self.filename,
+                lang=self.lang,
+                total_lines=self.total_lines,
+                total_lines_of_comments=self.total_lines_of_comments,
+                blank_lines=self.blank_lines,
+                sloc=self.total_lines
+                - (self.total_lines_of_comments + self.blank_lines),
+            ).output,
+            single_line_comment=[c.get_dict() for c in self.single_line_comment],
+            cont_single_line_comment=[
+                c.get_dict() for c in self.cont_single_line_comment
+            ],
+            multi_line_comment=[c.get_dict() for c in self.multi_line_comment],
+        ).output
diff --git a/nirjas/output/single_line.py b/nirjas/output/single_line.py
index 956c30c..01ea4b7 100644
--- a/nirjas/output/single_line.py
+++ b/nirjas/output/single_line.py
@@ -21,6 +21,8 @@
 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 '''
 
+from .output import Output
+
 
 class SingleLine:
     '''
@@ -35,7 +37,4 @@ def get_dict(self):
         '''
         Get the output as dictionary
         '''
-        return {
-            "line_number": self.line_number,
-            "comment": self.comment
-        }
+        return Output(line_number=self.line_number, comment=self.comment).output