def convert_list_elements_to_list(list_to_convert):
  """Converts list elements in list to sequence of elements:
  Example: [1, 2, 3, [4, 5], 6, [7]] = [1, 2, 3, 4, 5, 6, 7]
  """
  converted_list = []
  for element in list_to_convert:
    if isinstance(element, list):
      converted_list.extend(element)
    else:
      converted_list.append(element)
  return converted_list