def deferred_bank_widget(node, kw):
"""
Renvoie le widget pour la sélection d'une banque
"""
options = [(bank.id, bank.label) for bank in BankAccount.query()]
widget = forms.get_select(options)
return widget
def deferred_bank_validator(node, kw):
return colander.OneOf([bank.id for bank in BankAccount.query()])