Pythonタプル完全ガイド | 取り出し・変換・結合

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# タプルの作成
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fruits = ("apple", "banana", "cherry")
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print(fruits)  # ('apple', 'banana', 'cherry')

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multi = (1, "Python", True)
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print(multi)  # (1, 'Python', True)

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numbers = 1, 2, 3
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print(numbers)  # (1, 2, 3)

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single_tuple = ("apple",)
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print(single_tuple)  # ('apple',)

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not_a_tuple = ("apple")
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print(type(not_a_tuple))  # <class 'str'>

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fruits = ("apple", "banana", "cherry")
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print(fruits[0])  # apple
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print(fruits[1])  # banana

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numbers = (0, 1, 2, 3, 4, 5)
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print(numbers[1:4])  # (1, 2, 3)

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def get_info():
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    return "Alice", 25, "Engineer"
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name, age, job = get_info()
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print(name)  # Alice
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print(age)  # 25
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print(job)  # Engineer

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fruits = ("apple", "banana", "cherry")
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for item in fruits:
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    print(item)

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tuple1 = (1, 2, 3)
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tuple2 = (4, 5, 6)
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new_tuple = tuple1 + tuple2
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print(new_tuple)  # (1, 2, 3, 4, 5, 6)
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repeated_tuple = tuple1 * 3
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print(repeated_tuple)  # (1, 2, 3, 1, 2, 3, 1, 2, 3)

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tuple_data = (10, 20, 30)
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a, b, c = tuple_data
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print(a)  # 10
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print(b)  # 20
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print(c)  # 30

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tuple_data = (1, 2, 3, 4, 5)
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a, *b, c = tuple_data
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print(a)  # 1
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print(b)  # [2, 3, 4]
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print(c)  # 5

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a, b = 5, 10
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a, b = b, a
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print(a)  # 10
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print(b)  # 5

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locations = {
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    (35.6895, 139.6917): "Tokyo",
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    (40.7128, -74.0060): "New York"
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}
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print(locations[(35.6895, 139.6917)])  # Tokyo

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fruits = ("apple", "banana", "cherry")
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fruits[0] = "grape"  # エラー発生

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fruits_list = ["apple", "banana", "cherry"]
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fruits_list[0] = "grape"  # 問題なく変更可能
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print(fruits_list)  # ['grape', 'banana', 'cherry']

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fruits = ("apple", "banana", "cherry")
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fruits_list = list(fruits)  # リストに変換
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fruits_list[0] = "grape"
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fruits = tuple(fruits_list)  # 再びタプルに変換
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print(fruits)  # ('grape', 'banana', 'cherry')