class C:    # Change to "class C(object):" for correct working. - BUG?
  def __init__(self): self.__x = 'TEST'
  def getx(self):
    print 'getting'
    return self.__x
  def setx(self, value): 
    print 'setting'  # will not be printed, if not instantiated from 'object'
    self.__x = value
  def delx(self): del self.__x
  x = property(getx, setx, delx, "I'm the 'x' property.")
###################
c = C()
print c.x
c.x = 'foobar'