input: from typing import List, Tuple
  
  def list_vs_tuple_difference(data: List[Tuple[str, int]]) -> str:
      """
      Given a list of tuples containing a string and an integer, this function
      explains the difference between a list and a tuple in Python.
      
      >>> list_vs_tuple_difference([('example', 1), ('data', 2)])
      'The difference between a list and a tuple in Python is that a list is mutable, meaning its contents can be changed, while a tuple is immutable, meaning its contents cannot be changed. A list has square brackets around it, while a tuple has parentheses around it. Lists are used when the data needs to be changed, while tuples are used when the data is fixed and cannot be changed.'
      """
output:     explanation = (
          "The difference between a list and a tuple in Python is that a list is mutable, "
          "meaning its contents can be changed, while a tuple is immutable, "
          "meaning its contents cannot be changed. A list has square brackets around it, "
          "while a tuple has parentheses around it. Lists are used when the data needs to be changed, "
          "while tuples are used when the data is fixed and cannot be changed."
      )
      return explanation