docs: def getpaths(self):
          '''
          If we have children, use a list comprehension to instantiate new paths
          objects to traverse.
          '''
          self.children = self.getchildren()
          if self.children is None:
              return
          if self.paths is None:
              self.paths = [Paths(self.screen,
                                  os.path.join(self.name, child),
                                  self.hidden,
                                  self.picked,
                                  self.expanded,
                                  self.sized)
                            for child in self.children]
          return self.paths