>>> xs = [5, 8, 5, 1, 1, 4, 2, 4, 3, 2] >>> set(xs) set([1, 2, 3, 4, 5, 8]) >>> sorted(set(xs), key=xs.index) # 順序を維持 [5, 8, 1, 4, 2, 3]

#!python # vim:fileencoding=utf-8 def num2kanji(num): KNUM = [u"", u"一", u"二", u"三", u"四", u"五", u"六", u"七", u"八", u"九"] DIGIT1 = (u"", u"十", u"百", u"千") DIGIT2 = (u"", u"万", u"億", u"兆", u"京") try: num = int(num) except Val…

>>> str = "abcdefg" >>> str[::-1] 'gfedcba' >>> >>> str[0:5:2] # 0番目から5番目までを2つおきに取り出す 'ace' >>> str[-1:-5:-1] # 後ろの4つの要素を逆順に取り出す 'gfed'