[Zope] importing encode_base64

hi, i am having problems importing encode_base64 i have created a product in which i have specified: ''' from AccessControl import allow_module, allow_class, allow_type from AccessControl import ModuleSecurityInfo, ClassSecurityInfo from email.Encoders import encode_base64 allow_class(encode_base64) '' however when i try using it: from Products.EmailTools import MIMEText,MIMEBase,MIMEMultipart,Header,encode_base64 i get an error saying: Error Type: ImportError Error Value: cannot import name encode_base64 All other modules are imported except this one... how do i import it? regards, varun --------------------------------- Discover Yahoo! Have fun online with music videos, cool games, IM & more. Check it out!