from sqlalchemy.dialects.mysql.mysqldb import MySQLDialect_mysqldb

__author__ = "Richie Foreman <richie.foreman@gmail.com>"

"""Support for Google Cloud SQL on Google App Engine

Connecting
-----------

Connect string format::

    mysql+gaerdbms:///<dbname>


  # Example:
  create_engine('mysql+gaerdbms:///mydb',
                 connect_args={"instance":"instancename",
                 pool_recycle=1)
"""

class MySQLDialect_gaerdbms(MySQLDialect_mysqldb):

    @classmethod
    def dbapi(cls):
        from google.appengine.api import rdbms
        return rdbms

    def create_connect_args(self, url):
        return [[],{'database':url.database}]

dialect = MySQLDialect_gaerdbms