<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:

def owner_name(self):
        '''The name of the RTObject that owns this context.'''
        with self._mutex:
            if self._owner:
                return self._owner.get_component_profile().instance_name
            else:
                return ''