input: def is_palindrome(text: str) -> bool:
      """Check if a provided string is a palindrome"""
      return text == text[::-1]
  
  
  def shortest_palindrome(text: str) -> str:
      """Generate the smallest palindrome that starts with a given string.
      The procedure is as follows:
      - Identify the longest suffix of the given string that is already a palindrome.
      - Concatenate the reversed prefix of the string (before the palindromic suffix) to the end of the original string.
      >>> shortest_palindrome('')
      ''
      >>> shortest_palindrome('cat')
      'catac'
      >>> shortest_palindrome('cata')
      'catac'
      """
output:     
      if not text:  # If the input string is empty, return an empty string
          return text
  
      # Iterate from the end of the string to find the longest palindromic suffix
      for i in range(len(text), 0, -1):
          if is_palindrome(text[:i]):
              # The substring text[:i] is a palindrome
              # The reversed prefix to be appended is text[i:]
              return text + text[i-1::-1]
  