standalone web2py environment

web2py_env.py

'''
this snippet is used to load a web2py environment
you must install web2py (so gluon.*) from pyeggs : "pip install web2py"
it will read your db.py models from the same directory
'''
# web2py env
from gluon.shell import exec_environment
import MySQLdb
from gluon import DAL, Field
from gluon.template import render
from gluon.dal import MySQLAdapter
if not (MySQLAdapter.driver): MySQLAdapter.driver = MySQLdb
welcome = exec_environment('db.py')
db = welcome.db