code: def unlink(self, func):
          '''
          Remove a callback function previously added with link()
  
          Example:
  
              base.unlink( callback )
  
          '''
          if func in self._syn_links:
              self._syn_links.remove(funcf unlink(self, func):
          '''
          Remove a callback function previously added with link()
  
          Example:
  
              base.unlink( callback )
  
          '''
          if func in self._syn_links:
              self._syn_links.remove(func)
docs: Remove a callback function previously added with link()
  
          Example:
  
              base.unlink( callback )