Error of datebase

[Ponomarenko Pavlo]

import shelve
class Waiting:
   def __init__(self):
       self.name = 'Waiting'
       self.List = []
bd = shelve.open('Data')
bd['Waiting'] = Waiting()
bd.close()
bd = shelve.open('Data')
print(bd['Waiting'].name)

Error:
Traceback (most recent call last):
 File "<input>", line 1, in <module>
 File "C:\Python34\lib\shelve.py", line 114, in __getitem__
   value = Unpickler(f).load()
EOFError: Ran out of input

[buran]

not sure, but shouldn't you open with writeback=True? The default is False.
Also it's better to use with context manager

[buran]

Actually your code works for me in python2 and in python3 if I add .db extension to file name