Add the code for generating the LeObject API python code in the README.md

README.md

   mysql
   > CREATE DATABASE `lodel2`  CHARACTER SET utf8 COLLATE utf8_general_ci;
   > GRANT ALL ON `lodel2`.* TO "lodel"@"localhost";
+
+** Generate the code for LeObject API
+
+```python
+# -*- coding: utf-8 -*-
+
+from EditorialModel.model import Model
+from leobject.lefactory import LeFactory
+from EditorialModel.backend.json_backend import EmBackendJson
+from leobject.datasources.ledatasourcesql import LeDataSourceSQL
+
+OUTPUT = 'leobject/dyn.py'
+
+em = Model(EmBackendJson('EditorialModel/test/me.json'))
+
+pycode = LeFactory.generate_python(EmBackendJson, {'json_file':'EditorialModel/test/me.json'}, LeDataSourceSQL, {})
+
+print(pycode)
+
+with open(OUTPUT, 'w+') as fp:
+    fp.write(pycode)
+```