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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def Batch(items, size):
 """Divide items into batches of specified size. In case where number of items is not evenly divisible by the batch size, the last batch is going to be shorter. Args: items: An iterable or an iterator of items. size: A size of the returned batches. Yields: Lists of items with specified size. """

  batch = []

  for item in items:
    batch.append(item)
    if len(batch) == size:
      yield batch
      batch = []

  if batch:
    yield batch