veekun_pokedex/pokedex/db/__init__.py
Eevee 20c9c23f51 Fixed some MySQL import problems.
Tables weren't being defined as UTF-8 if that wasn't the server default.

A lot of tables were trying to create erroneous auto_increment columns.

Foreign key checks were pretty much fucking everything up.
2009-03-07 18:54:01 -08:00

32 lines
1,021 B
Python

from sqlalchemy import MetaData, Table, create_engine, orm
from .tables import metadata
def connect(uri):
"""Connects to the requested URI. Returns a session object.
Calling this function also binds the metadata object to the created engine.
"""
### Do some fixery for MySQL
if uri[0:5] == 'mysql':
# MySQL uses latin1 for connections by default even if the server is
# otherwise oozing with utf8; charset fixes this
if 'charset' not in uri:
uri += '?charset=utf8'
# Tables should be InnoDB, in the event that we're creating them, and
# use UTF-8 goddammit!
for table in metadata.tables.values():
table.kwargs['mysql_engine'] = 'InnoDB'
table.kwargs['mysql_charset'] = 'utf8'
### Connect
engine = create_engine(uri)
conn = engine.connect()
metadata.bind = engine
sm = orm.sessionmaker(autoflush=True, autocommit=False, bind=engine)
session = orm.scoped_session(sm)
return session