(iterable, batch_size, fill_value=None)
return zip_longest(*args, fillvalue=fill_value)
Helper method for returning batches of size batch_size of a dataset.
Helper method for returning batches of size batch_size of a dataset.
Helper method for returning batches of size batch_size of a dataset .
def grouper(iterable, batch_size, fill_value=None):
  """Helper method for returning batches of size batch_size of a dataset."""
  # grouper('ABCDEF', 3) -> 'ABC', 'DEF'
  args = [iter(iterable)] * batch_size
  return zip_longest(*args, fillvalue=fill_value)
def grouper ( iterable , batch_size , fill_value = None ) : # grouper('ABCDEF', 3) -> 'ABC', 'DEF' args = [ iter ( iterable ) ] * batch_size return zip_longest ( * args , fillvalue = fill_value )