from NewVariableClassZODB import *
from ZODB import FileStorage, DB
storage=FileStorage.FileStorage('data.fs')
db=DB(storage)
connection=db.open()
root=connection.root()
rootvar=Variable()
root['EvanAI']=rootvar
lipsumfile=open('lipsum.txt')
lipsum=lipsumfile.read()
lipsumfile.close()
currentvar=rootvar
for i in xrange(100):
    currentvar.setvar('a',Variable(Value(lipsum)))
    currentvar=currentvar.getvar('a')
    connection.transaction_manager.commit()
db.close()

#After loading the database:
#>>>print(root['EvanAI'])
#<NewVariableClassZODB.Variable object at 0x1bc88c0>
#>>>print(root['EvanAI'].getvar('a'))
#<NewVariableClassZODB.Variable object at 0x1bc89b0>
#>>>print(root['EvanAI'].getvar('a.a')
#Traceback (most recent call last):
# File "<stdin>", line 2, in <module>
# File "NewVariableClassZODB.py", line 44, in getvar
#   return(self._getvar(path.split('.')))
# File "NewVariableClassZODB.py", line 49, in _getvar
#   return(self.tree[path[0]])
#KeyError: 'a'