Update value of dexterity content field using code

[zopyx (Andreas Jung)]

Please read this:

Plone api persistance

An explicit commit() is only necessary if you handle the ZODB connection yourself e.g. when you write a script that you run under control e.g. through bin/instance run yourscript.py. There is no need to commit or abort a transaction yourself inside your own code running directly within a "normally" started Plone instance. The underlaying Zope application server will commit/abort (in case of an exception) automatically after the end of each HTTP request for you. And in particular it is not reco…