)
av.debug_contents()
print("")
print("Change the description")
av.description = "something else"
av.debug_contents()
print("")
# get the description property by the attribute name
description_property = av._attr_to_property('description')
print("description_property = %r" % (description_property, ))
print("")
print("Delete the property")
av.delete_property(description_property)
print("...property deleted")
try:
av.description = "this raises an exception"
except Exception as err:
print(repr(err))
av.debug_contents()
print("")
print("===== Add the property")
av.add_property(description_property)
print("...property added")
try:
av.description = "this works"
