zope-scriptablefields | Zope tool bundle for working with component Logic | Mehr ...
The bundle contains: . * TALESField A StringField like field you store a TALES expression in. It gets evaluated on get and the result is returned. * PythonField A TextArea like field where you can store a whole Script (Python) in. On get its evaluated and the result is returned. * DTMLField and ZPTField Both fields working like PythonField but the given text is evaluated as DTML or Zope Page-Template.