input: Write a function to filter a list of strings and return a new list containing only the strings that are longer than 5 characters. If the given list is empty, return an empty list.
  def filter_long_strings(string_list):
   long_strings = []
   for string in string_list:
   if len(string) > 5:
   long_strings.append(string)
   return long_strings
  
  assert filter_long_strings(['Python', 'is', 'Fun']) == ['Python']
  assert filter_long_strings(['programming', 'in', 'Python', 'is', 'awesome']) == ['programming', 'Python', 'awesome']
  assert filter_long_strings([]) == []
  assert filter_long_strings(['a'*4, 'b'*5, 'c'*6]) == ['cccccc']
output: def filter_long_strings(string_list):
      long_strings = []
      for string in string_list:
          if len(string) > 5:
              long_strings.append(string)
      return long_strings