./manage.py dbshell for Flask + MongoDB

flask_mongodb_dbshell.py

import subprocess
import myproject

from flaskext.script import Manager

manager = Manager(app)

@manager.command
def dbshell():
    db = myproject.get_db()
    result = db.connection.admin.command({'isMaster': 1})
    host, port = result['primary'].split(':')                                                                                                                                     
    subprocess.call('mongo --host "{host}" --port "{port}" "{db.name}"'.format(**locals()), shell=True)