{"id":508,"date":"2019-01-08T00:12:11","date_gmt":"2019-01-07T15:12:11","guid":{"rendered":"https:\/\/www.nblog09.com\/w\/?p=508"},"modified":"2021-06-13T17:28:43","modified_gmt":"2021-06-13T08:28:43","slug":"python-variables","status":"publish","type":"post","link":"https:\/\/www.nblog09.com\/w\/2019\/01\/08\/python-variables\/","title":{"rendered":"Python\u306e\u30af\u30e9\u30b9\u5909\u6570\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u4f7f\u3044\u5206\u3051\u306b\u3064\u3044\u3066"},"content":{"rendered":"

\u30af\u30e9\u30b9\u5909\u6570\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570<\/strong><\/h2>\n

python\u306f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u8a00\u8a9e\u3067\u3001\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002
\n\u30d7\u30ed\u30d1\u30c6\u30a3\u306b\u306f\u3001\u30af\u30e9\u30b9\u5909\u6570\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u304c\u3042\u308b\u3002<\/p>\n

\u3053\u3053\u3067\u306f\u3001\u30af\u30e9\u30b9\u5909\u6570\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u8aac\u660e\u3059\u308b\u3002<\/p>\n

\u30af\u30e9\u30b9\u5909\u6570\u306b\u3064\u3044\u3066<\/strong><\/h2>\n

\u30af\u30e9\u30b9\u5909\u6570\u306f\u3001\u30af\u30e9\u30b9\u304c\u6240\u6709\u3059\u308b\u5909\u6570\u3067\u4f5c\u6210\u3055\u308c\u305f\u3059\u3079\u3066\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u9593\u3067\u5171\u6709\u3055\u308c\u308b\u3002
\n\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3057\u3066\u3001\u30af\u30e9\u30b9\u304c\u8aad\u307f\u8fbc\u307e\u308c\u305f\u3055\u308c\u305f\u969b\u306b\u30af\u30e9\u30b9\u5909\u6570\u304c\u5ba3\u8a00\u3055\u308c\u308b\u3002
\n\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3059\u308b<\/p>\n


\nclass Person:
\n name = 'Hoge' # \u30af\u30e9\u30b9\u5909\u6570
\n<\/span><\/p>\n

\u307e\u305f\u3001\u30a2\u30af\u30bb\u30b9\u3059\u308b\u5834\u5408\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30af\u30e9\u30b9\u540d.\u5909\u6570\u540d\u3068\u3059\u308c\u3070\u3088\u3044\u3002
\n
\nPerson.name
\n<\/span><\/p>\n

\u4e0a\u306e\u4f8b\u3067\u306f\u3001Person\u30af\u30e9\u30b9\u306bname\u3092\u30af\u30e9\u30b9\u5909\u6570\u3068\u3057\u3066\u6301\u305f\u305b\u3066\u3044\u308b\u3002<\/p>\n

\n

Example<\/h4>\n
    \n
  • \u30af\u30e9\u30b9\u5909\u6570\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3001\u5909\u66f4<\/li>\n<\/ul>\n
    \nclass Coffee:
    \n    name = \"Espresso\"<\/p>\n

    print(Coffee.name) # \u30af\u30e9\u30b9\u5909\u6570\u306b\u30a2\u30af\u30bb\u30b9(Espresso\u3068\u8868\u793a)<\/strong>
    \nCoffee.name = \"Americano\" # \u30af\u30e9\u30b9\u5909\u6570\u3092\u5909\u66f4<\/strong>
    \nprint(Coffee.name) # Americano\u3068\u8868\u793a<\/strong><\/p>\n<\/div>\n<\/div>\n

    \u307e\u305f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u3066\u304b\u3089\u3001
    \n
    \ninstance.variable
    \n<\/span>
    \n\u3068\u3057\u3066\u3001\u30af\u30e9\u30b9\u5909\u6570\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002<\/p>\n

    \u305f\u3060\u3057\u3053\u306e\u65b9\u6cd5\u3067\u306f\u3001\u30af\u30e9\u30b9\u5909\u6570\u3092\u76f4\u63a5\u66f8\u304d\u63db\u3048\u308b\u3053\u3068\u306f\u3067\u304d\u306a\u3044<\/span>
    \n
    \ninstance.variable = \"\u3007\u3007\"
    \n<\/span>
    \n\u3068\u3057\u3066\u5024\u3092\u66f8\u304d\u63db\u3048\u305f\u5834\u5408\u3001\u30af\u30e9\u30b9\u5909\u6570\u3068\u306f\u5225\u306e\u30e1\u30e2\u30ea\u4e0a\u306e\u4f4d\u7f6e\u306b\u30c7\u30fc\u30bf\u304c\u683c\u7d0d\u3055\u308c\u308b<\/span><\/p>\n

    \n

    Example<\/h4>\n
      \n
    • \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304b\u3089\u30af\u30e9\u30b9\u5909\u6570\u3078\u30a2\u30af\u30bb\u30b9<\/li>\n<\/ul>\n
      \nclass Coffee:
      \n   name = \"Espresso\"<\/p>\n

      c1 = Coffee() # \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u4f5c\u6210<\/strong>
      \nprint(c1.name) # Espresso<\/strong>
      \nc1.name = \"Americano\" # \u5024\u3092\u5909\u66f4\uff08\u30af\u30e9\u30b9\u5909\u6570Coffee.name\u3068\u306f\u7570\u306a\u308b\u30e1\u30e2\u30ea\u4e0a\u306b\u683c\u7d0d\u3055\u308c\u308b\uff09<\/strong>
      \nprint(c1.name) # Americano<\/strong>
      \nprint(Coffee.name) # Espresso<\/strong><\/p>\n<\/div>\n<\/div>\n

      \u307e\u305f\u3001
      \n
      \ninstance.__class__.\u5909\u6570\u540d
      \n<\/span>
      \n\u3068\u3057\u3066\u3082\u30af\u30e9\u30b9\u5909\u6570\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n

      \n

      Example<\/h4>\n
        \n
      • \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304b\u3089\u30af\u30e9\u30b9\u5909\u6570\u3078\u30a2\u30af\u30bb\u30b9<\/li>\n<\/ul>\n
        \nclass Coffee:
        \n    name = \"Espresso\"<\/p>\n

        c1 = Coffee() # \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u4f5c\u6210<\/strong>
        \nprint(c1.__class__.name) # Espresso<\/strong>
        \nc1.__class__.name = \"Americano\" # \u30af\u30e9\u30b9\u5909\u6570\u306e\u5024\u3092\u5909\u66f4<\/strong>
        \nprint(c1.__class__.name) # Americano<\/strong>
        \nprint(Coffee.name) # Americano<\/strong>\n<\/div>\n<\/div>\n

        <\/div>\n

        \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306b\u3064\u3044\u3066<\/strong><\/h2>\n

        \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306f\u3001\u30af\u30e9\u30b9\u304b\u3089\u4f5c\u6210\u3055\u308c\u305f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304c\u6301\u3063\u3066\u3044\u308b\u5909\u6570\u3067\u3042\u308b\u3002
        \n\u5c5e\u3057\u3066\u3044\u308b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u5fdc\u3058\u3066\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306e\u5024\u306f\u7570\u306a\u308b\u3002
        \n\u307e\u305f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306f\u30e1\u30bd\u30c3\u30c9\u5185\u306b\u8a18\u8ff0\u3057\u3066\u5229\u7528\u3059\u308b\u3002<\/p>\n


        \nclass Order:
        \n    def __init__(self, name, price):
        \n        self.name = coffee_name
        \n        self.price = price
        \n<\/span>
        \n\u4e0a\u306e\u4f8b\u3067\u306f\u3001name\u3068price\u304c\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3067\u3042\u308b\u3002<\/p>\n

        \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5229\u7528\u3059\u308b<\/p>\n

        \n

        Example<\/h4>\n
          \n
        • \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3078\u30a2\u30af\u30bb\u30b9<\/li>\n<\/ul>\n
          \n

          class Human:
          \n    msg = \"Hello\" # \u30af\u30e9\u30b9\u5909\u6570\u3067\u3059\u3002\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u9593\u3067\u5171\u6709\u3055\u308c\u308b<\/strong><\/p>\n

              def __init__(self, name, age):
          \n        self.name = name
          \n        self.age = age
          \n        # \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u3001\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u547c\u3073\u51fa\u3057\u306e\u6642\u306b\u521d\u671f\u5316 <\/strong><\/p>\n

              def print_msg(self):
          \n        print(\"{} name = {}, age = {}\".format(self.msg, self.name, self.age)) <\/p>\n

          taro = Human(\"Taro\", 20)
          \njiro = Human(\"Jiro\", 18) <\/p>\n

          print(taro.msg) # \u30af\u30e9\u30b9\u5909\u6570msg\u306b\u30a2\u30af\u30bb\u30b9\u3001\u300cHello\u300d\u3068\u8868\u793a<\/strong>
          \nprint(jiro.msg) # \u30af\u30e9\u30b9\u5909\u6570msg\u306b\u30a2\u30af\u30bb\u30b9\u3001\u300cHello\u300d\u3068\u8868\u793a<\/strong><\/p>\n

          print(taro.name) # \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570name\u306b\u30a2\u30af\u30bb\u30b9\u3001\u300cTaro\u300d\u3068\u8868\u793a<\/strong>
          \nprint(jiro.name) # \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570name\u306b\u30a2\u30af\u30bb\u30b9\u3001\u300cJiro\u300d\u3068\u8868\u793a<\/strong><\/p>\n

          print(Human.msg) # \u30af\u30e9\u30b9\u5909\u6570\u306f\u3001\u30af\u30e9\u30b9\u540d.\u5909\u6570\u540d\u3067\u30a2\u30af\u30bb\u30b9\u53ef\u80fd<\/strong>
          \nHuman.msg = \"Hi\" # \u30af\u30e9\u30b9\u5909\u6570\u3092\u5909\u66f4<\/strong><\/p>\n

          print(taro.msg) # \u30af\u30e9\u30b9\u5909\u6570msg\u306f\u5171\u6709\u3055\u308c\u3066\u304a\u308a\u3001\u5909\u66f4\u3055\u308c\u305f\u305f\u3081\u300cHi\u300d\u3068\u8868\u793a<\/strong>
          \nprint(jiro.msg) # \u30af\u30e9\u30b9\u5909\u6570msg\u306f\u5171\u6709\u3055\u308c\u3066\u304a\u308a\u3001\u5909\u66f4\u3055\u308c\u305f\u305f\u3081\u300cHi\u300d\u3068\u8868\u793a<\/strong> <\/p>\n

          taro.__class__.msg = \"GoodBye\" # \u30af\u30e9\u30b9\u5909\u6570\u306f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u540d.__class__.\u5909\u6570\u540d\u3067\u30a2\u30af\u30bb\u30b9\u53ef\u80fd<\/strong><\/p>\n

          print(taro.msg) # \u30af\u30e9\u30b9\u5909\u6570msg\u306f\u5171\u6709\u3055\u308c\u3066\u304a\u308a\u3001\u5909\u66f4\u3055\u308c\u305f\u305f\u3081\u300cGoodBye\u300d\u3068\u8868\u793a<\/strong>
          \nprint(jiro.msg) # \u30af\u30e9\u30b9\u5909\u6570msg\u306f\u5171\u6709\u3055\u308c\u3066\u304a\u308a\u3001\u5909\u66f4\u3055\u308c\u305f\u305f\u3081\u300cGoodBye\u300d\u3068\u8868\u793a<\/strong><\/p>\n<\/div>\n<\/div>\n

          \u30af\u30e9\u30b9\u5909\u6570\u3068\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306b\u3064\u3044\u3066\u307e\u3068\u3081<\/strong><\/strong><\/h2>\n

          \u4ee5\u4e0a
          \n\u30af\u30e9\u30b9\u5909\u6570\u306f\u3001\u30af\u30e9\u30b9\u306e\u76f4\u4e0b\u306b\u5b9a\u7fa9\u3055\u308c\u3059\u3079\u3066\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u304b\u3089\u53c2\u7167\u3059\u308b\u3068\u540c\u3058\u5024\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002
          \n\u3053\u306e\u3088\u3046\u306b\u30af\u30e9\u30b9\u5909\u6570\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u9593\u3067\u5171\u6709\u3055\u308c\u308b\u3002
          \n\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570\u306f\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u6bce\u306b\u8a2d\u5b9a\u3057\u3066\u305d\u308c\u305e\u308c\u5024\u3092\u5165\u308c\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\n\n\n\n\n
          \u30af\u30e9\u30b9\u5909\u6570<\/th>\n\n
            \n
          • \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u540c\u58eb\u3067\u5171\u6709\u3059\u308b\u5909\u6570<\/li>\n
          • \u30e1\u30bd\u30c3\u30c9\u306e\u5185\u90e8\u3067\u306a\u304f\u3001\u30af\u30e9\u30b9\u306e\u76f4\u4e0b\u306b\u8a18\u8f09<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n
          \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u5909\u6570<\/th>\n\n
            \n
          • \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3054\u3068\u306b\u5225\u3005\u306b\u5229\u7528\u3059\u308b\u5909\u6570<\/li>\n
          • \u30e1\u30bd\u30c3\u30c9\u306e\u5185\u90e8\u306b\u8a18\u8f09<\/li>\n<\/ul>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
            <\/div>\n","protected":false},"excerpt":{"rendered":"

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