code: def load_many(self, fobjs=None):
          
          if fobjs is not None:
              # tolerance
              if not hasattr(fobjs, "__iter__"):
                  fobjs = [fobjs]
  
              for index, (fobj, page) in enumerate(zip(fobjs, self.pages)):
                  if fobj is None:
                      continue
                  elif isinstance(fobj, ft.DataFile):
                      self.load(fobj, index)
                  elif isinstance(fobj, str):
                      self.load_filename(fobj, index)
                  else:
                      raise TypeError("Invalid object of class '{}'".format(fobj.__class__.__name__))
docs: Loads as many files as the number of pages
  
          Args:
              fobjs: [filename or DataFile obj, ...]