<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_value (property):
 """ Gets the value of a property, that is, the part following the grist, if any. """

    assert is_iterable_typed(property, basestring) or isinstance(property, basestring)
    return replace_grist (property, '')