Sort a list of the strings "a", "bcd", "ef", and "ghij" in descending order of length.

gratuitous_solution_with_assert.py

  """ 
  How do you sort a list of the strings "a", "bcd", "ef", and "ghij" in descending order of length?
  (https://twitter.com/paulg/status/1244921240227282944)
  """ 

  def sort_desc_by_string_length(data):
      ''' sorts an array by string length and return in descending order '''    
      # use python 'sorted' builtin to sort by string length and return in reverse order
      # (https://docs.python.org/3.8/library/functions.html?highlight=sorted#sorted)
      return sorted(data, key=len, reverse=True) 

  data = [ "a", "bcd", "ef", "ghij"]
  expected = ['ghij', 'bcd', 'ef', 'a']
 
  result = sort_desc_by_string_length(data) 
 
  # should pass if correct
  assert( expected==result)
  print("success")
  print(result)

test out via python repl - https://repl.it/repls/ImpeccableCyanPatterns