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| <html> | |
| <title> | |
| SQLite Example | |
| </title> | |
| <body> | |
| <FORM ACTION="/create" METHOD=POST> | |
| Name: <input type="text" name="name"> | |
| Marks: <input type="text" name="marks"> | |
| <input type="submit" value="Add" name="Submit"/> | |
| </FORM> | |
| </body> | |
| </html> |
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| <html> | |
| <title> | |
| Success | |
| </title> | |
| <body> | |
| Record added successfully!! | |
| <br /><br /> | |
| <FORM action="/show" METHOD="GET"> | |
| <input type="submit" value="Show Records" name="Submit"/> | |
| </FORM> | |
| </body> | |
| </html> |
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| import tornado.ioloop | |
| import tornado.web | |
| import tornado.database | |
| import sqlite3 | |
| def _execute(query): | |
| dbPath = '/home/ubuntu/tornado-2.2/db' | |
| connection = sqlite3.connect(dbPath) | |
| cursorobj = connection.cursor() | |
| try: | |
| cursorobj.execute(query) | |
| result = cursorobj.fetchall() | |
| connection.commit() | |
| except Exception: | |
| raise | |
| connection.close() | |
| return result | |
| class Main(tornado.web.RequestHandler): | |
| def get(self): | |
| self.write("Main") | |
| class AddStudent(tornado.web.RequestHandler): | |
| def get(self): | |
| self.render('sqliteform.html') | |
| def post(self): | |
| marks = int(self.get_argument("marks")) | |
| name = self.get_argument("name") | |
| query = ''' insert into stud (name, marks) values ('%s', %d) ''' %(name, marks); | |
| _execute(query) | |
| self.render('success.html') | |
| class ShowStudents(tornado.web.RequestHandler): | |
| def get(self): | |
| query = ''' select * from stud''' | |
| rows = _execute(query) | |
| self._processresponse(rows) | |
| def _processresponse(self,rows): | |
| self.write("<b>Records</b> <br /><br />") | |
| for row in rows: | |
| self.write(str(row[0]) + " " + str(row[1]) + " " + str(row[2]) +" <br />" ) | |
| application = tornado.web.Application([ | |
| (r"/", Main), | |
| (r"/create" ,AddStudent), | |
| (r"/show",ShowStudents), | |
| ],debug=True) | |
| if __name__ == "__main__": | |
| application.listen(8888) | |
| tornado.ioloop.IOLoop.instance().start() |
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