parameters: (locales1, locales2)
return_statement: return diff_list
docstring: accepts two lists and diffs them both ways, returns any differences
      found
docstring_summary: accepts two lists and diffs them both ways, returns any differences
      found
docstring_tokens: accepts two lists and diffs them both ways returns any differences found
function: def locale_diff(locales1, locales2):
      """ accepts two lists and diffs them both ways, returns any differences
      found """
      diff_list = [locale for locale in locales1 if not locale in locales2]
      diff_list.extend(locale for locale in locales2 if not locale in locales1)
      return diff_list
function_tokens: def locale_diff ( locales1 , locales2 ) : diff_list = [ locale for locale in locales1 if not locale in locales2 ] diff_list . extend ( locale for locale in locales2 if not locale in locales1 ) return diff_list