def get_preference_panels(req):
sets key 'keyName' in bucket 'bucketName' to value.
dataset/ETHPy150Open edgewall/trac/trac/prefs/api.py/IPreferencePanelProvider.get_preference_panels--crossover with--dataset/ETHPy150Open ufora/ufora/ufora/distributed/S3/S3Interface.py/S3Interface.setKeyValue