{"id":1087916,"date":"2025-01-08T13:39:33","date_gmt":"2025-01-08T05:39:33","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1087916.html"},"modified":"2025-01-08T13:39:36","modified_gmt":"2025-01-08T05:39:36","slug":"python%e5%88%97%e8%a1%a8%e5%a6%82%e4%bd%95set%e6%b2%a1%e6%9c%89%e9%a1%ba%e5%ba%8f%e5%8f%ab%e4%bb%80%e4%b9%88-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1087916.html","title":{"rendered":"python\u5217\u8868\u5982\u4f55set\u6ca1\u6709\u987a\u5e8f\u53eb\u4ec0\u4e48"},"content":{"rendered":"

\"python\u5217\u8868\u5982\u4f55set\u6ca1\u6709\u987a\u5e8f\u53eb\u4ec0\u4e48\"<\/p>\n

Python\u4e2d\u7684\u5217\u8868\u662f\u6709\u5e8f\u7684\uff0c\u800c\u96c6\u5408\uff08set\uff09\u662f\u65e0\u5e8f\u7684\u3001\u96c6\u5408\u662f\u65e0\u91cd\u590d\u9879\u7684<\/strong>\u3002Python\u4e2d\u7684\u96c6\u5408\uff08set\uff09\u662f\u4e00\u79cd\u65e0\u5e8f\u4e14\u4e0d\u91cd\u590d\u7684\u5143\u7d20\u96c6\u5408\uff0c\u4f7f\u7528\u5927\u62ec\u53f7{}\u6216set()\u51fd\u6570\u6765\u521b\u5efa\u3002\u5f53\u9700\u8981\u4e00\u4e2a\u4e0d\u5305\u542b\u91cd\u590d\u5143\u7d20\u7684\u6570\u636e\u7ed3\u6784\u65f6\uff0c\u96c6\u5408\u4f1a\u662f\u4e00\u4e2a\u7406\u60f3\u7684\u9009\u62e9\u3002\u4e0e\u5217\u8868\u4e0d\u540c\uff0c\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u662f\u65e0\u5e8f\u7684\uff0c\u4e5f\u5c31\u662f\u8bf4\u6bcf\u6b21\u8fed\u4ee3\u8f93\u51fa\u7684\u987a\u5e8f\u53ef\u80fd\u4f1a\u4e0d\u540c\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecdPython\u96c6\u5408\u7684\u7279\u6027\u3001\u521b\u5efa\u3001\u64cd\u4f5c\u4ee5\u53ca\u4e0e\u5217\u8868\u7684\u5bf9\u6bd4\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u96c6\u5408\u7684\u7279\u6027<\/h3>\n<\/p>\n

\u96c6\u5408\uff08Set\uff09\u662f\u65e0\u5e8f\u7684<\/strong>\uff1a\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u6ca1\u6709\u7279\u5b9a\u7684\u987a\u5e8f\uff0c\u6bcf\u6b21\u8fed\u4ee3\u7684\u987a\u5e8f\u53ef\u80fd\u4e0d\u540c\u3002
\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u662f\u552f\u4e00\u7684<\/strong>\uff1a\u96c6\u5408\u4e2d\u4e0d\u80fd\u5305\u542b\u91cd\u590d\u7684\u5143\u7d20\u3002
\u96c6\u5408\u662f\u53ef\u53d8\u7684<\/strong>\uff1a\u53ef\u4ee5\u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u6216\u5220\u9664\u5143\u7d20\u3002
\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u5fc5\u987b\u662f\u53ef\u54c8\u5e0c\u7684<\/strong>\uff1a\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u5fc5\u987b\u662f\u4e0d\u53ef\u53d8\u7684\u6570\u636e\u7c7b\u578b\uff0c\u4f8b\u5982\u6574\u578b\u3001\u5b57\u7b26\u4e32\u3001\u5143\u7ec4\u7b49\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u521b\u5efa\u96c6\u5408<\/h3>\n<\/p>\n

\u53ef\u4ee5\u4f7f\u7528\u5927\u62ec\u53f7{}\u6216set()\u51fd\u6570\u6765\u521b\u5efa\u96c6\u5408\u3002<\/p>\n<\/p>\n

# \u4f7f\u7528\u5927\u62ec\u53f7\u521b\u5efa\u96c6\u5408<\/p>\n
set1 = {1, 2, 3, 4, 5}<\/p>\n
print(set1)  # \u8f93\u51fa\uff1a{1, 2, 3, 4, 5}<\/p>\n
\u4f7f\u7528set()\u51fd\u6570\u521b\u5efa\u96c6\u5408<\/strong><\/h2>\n
set2 = set([1, 2, 3, 4, 5])<\/p>\n
print(set2)  # \u8f93\u51fa\uff1a{1, 2, 3, 4, 5}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5982\u679c\u96c6\u5408\u4e2d\u5305\u542b\u91cd\u590d\u5143\u7d20\uff0cPython\u4f1a\u81ea\u52a8\u53bb\u91cd\u3002<\/p>\n<\/p>\n
set3 = {1, 2, 2, 3, 4, 5, 5}<\/p>\n
print(set3)  # \u8f93\u51fa\uff1a{1, 2, 3, 4, 5}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u96c6\u5408\u7684\u57fa\u672c\u64cd\u4f5c<\/h3>\n<\/p>\n
1\u3001\u6dfb\u52a0\u5143\u7d20<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528add()<\/code>\u65b9\u6cd5\u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u5143\u7d20\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3}<\/p>\n
set1.add(4)<\/p>\n
print(set1)  # \u8f93\u51fa\uff1a{1, 2, 3, 4}<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5220\u9664\u5143\u7d20<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528remove()<\/code>\u6216discard()<\/code>\u65b9\u6cd5\u4ece\u96c6\u5408\u4e2d\u5220\u9664\u5143\u7d20\u3002remove()<\/code>\u65b9\u6cd5\u5728\u5143\u7d20\u4e0d\u5b58\u5728\u65f6\u4f1a\u629b\u51faKeyError\u5f02\u5e38\uff0c\u800cdiscard()<\/code>\u65b9\u6cd5\u4e0d\u4f1a\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3, 4}<\/p>\n
set1.remove(3)<\/p>\n
print(set1)  # \u8f93\u51fa\uff1a{1, 2, 4}<\/p>\n
set1.discard(2)<\/p>\n
print(set1)  # \u8f93\u51fa\uff1a{1, 4}<\/p>\n
set1.discard(5)  # \u4e0d\u4f1a\u629b\u51fa\u5f02\u5e38<\/p>\n
print(set1)  # \u8f93\u51fa\uff1a{1, 4}<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u96c6\u5408\u7684\u957f\u5ea6<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528len()<\/code>\u51fd\u6570\u83b7\u53d6\u96c6\u5408\u7684\u957f\u5ea6\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3, 4}<\/p>\n
print(len(set1))  # \u8f93\u51fa\uff1a4<\/p>\n
<\/code><\/pre>\n<\/p>\n
4\u3001\u68c0\u67e5\u5143\u7d20\u662f\u5426\u5728\u96c6\u5408\u4e2d<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528in<\/code>\u5173\u952e\u5b57\u6765\u68c0\u67e5\u5143\u7d20\u662f\u5426\u5728\u96c6\u5408\u4e2d\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3, 4}<\/p>\n
print(2 in set1)  # \u8f93\u51fa\uff1aTrue<\/p>\n
print(5 in set1)  # \u8f93\u51fa\uff1aFalse<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u96c6\u5408\u7684\u96c6\u5408\u8fd0\u7b97<\/h3>\n<\/p>\n
\u96c6\u5408\u652f\u6301\u4e00\u4e9b\u5e38\u89c1\u7684\u96c6\u5408\u8fd0\u7b97\uff0c\u5982\u5e76\u96c6\u3001\u4ea4\u96c6\u3001\u5dee\u96c6\u548c\u5bf9\u79f0\u5dee\u96c6\u3002<\/p>\n<\/p>\n
1\u3001\u5e76\u96c6<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528union()<\/code>\u65b9\u6cd5\u6216|<\/code>\u8fd0\u7b97\u7b26\u6765\u83b7\u53d6\u4e24\u4e2a\u96c6\u5408\u7684\u5e76\u96c6\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3}<\/p>\n
set2 = {3, 4, 5}<\/p>\n
set3 = set1.union(set2)<\/p>\n
print(set3)  # \u8f93\u51fa\uff1a{1, 2, 3, 4, 5}<\/p>\n
set4 = set1 | set2<\/p>\n
print(set4)  # \u8f93\u51fa\uff1a{1, 2, 3, 4, 5}<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u4ea4\u96c6<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528intersection()<\/code>\u65b9\u6cd5\u6216&<\/code>\u8fd0\u7b97\u7b26\u6765\u83b7\u53d6\u4e24\u4e2a\u96c6\u5408\u7684\u4ea4\u96c6\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3}<\/p>\n
set2 = {3, 4, 5}<\/p>\n
set3 = set1.intersection(set2)<\/p>\n
print(set3)  # \u8f93\u51fa\uff1a{3}<\/p>\n
set4 = set1 & set2<\/p>\n
print(set4)  # \u8f93\u51fa\uff1a{3}<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u5dee\u96c6<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528difference()<\/code>\u65b9\u6cd5\u6216-<\/code>\u8fd0\u7b97\u7b26\u6765\u83b7\u53d6\u4e24\u4e2a\u96c6\u5408\u7684\u5dee\u96c6\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3}<\/p>\n
set2 = {3, 4, 5}<\/p>\n
set3 = set1.difference(set2)<\/p>\n
print(set3)  # \u8f93\u51fa\uff1a{1, 2}<\/p>\n
set4 = set1 - set2<\/p>\n
print(set4)  # \u8f93\u51fa\uff1a{1, 2}<\/p>\n
<\/code><\/pre>\n<\/p>\n
4\u3001\u5bf9\u79f0\u5dee\u96c6<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528symmetric_difference()<\/code>\u65b9\u6cd5\u6216^<\/code>\u8fd0\u7b97\u7b26\u6765\u83b7\u53d6\u4e24\u4e2a\u96c6\u5408\u7684\u5bf9\u79f0\u5dee\u96c6\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3}<\/p>\n
set2 = {3, 4, 5}<\/p>\n
set3 = set1.symmetric_difference(set2)<\/p>\n
print(set3)  # \u8f93\u51fa\uff1a{1, 2, 4, 5}<\/p>\n
set4 = set1 ^ set2<\/p>\n
print(set4)  # \u8f93\u51fa\uff1a{1, 2, 4, 5}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u96c6\u5408\u7684\u5176\u4ed6\u5e38\u89c1\u64cd\u4f5c<\/h3>\n<\/p>\n
1\u3001\u5224\u65ad\u5b50\u96c6\u548c\u8d85\u96c6<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528issubset()<\/code>\u65b9\u6cd5\u6765\u5224\u65ad\u4e00\u4e2a\u96c6\u5408\u662f\u5426\u662f\u53e6\u4e00\u4e2a\u96c6\u5408\u7684\u5b50\u96c6\uff0c\u4f7f\u7528issuperset()<\/code>\u65b9\u6cd5\u6765\u5224\u65ad\u4e00\u4e2a\u96c6\u5408\u662f\u5426\u662f\u53e6\u4e00\u4e2a\u96c6\u5408\u7684\u8d85\u96c6\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3}<\/p>\n
set2 = {1, 2}<\/p>\n
print(set2.issubset(set1))  # \u8f93\u51fa\uff1aTrue<\/p>\n
print(set1.issuperset(set2))  # \u8f93\u51fa\uff1aTrue<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u6e05\u7a7a\u96c6\u5408<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528clear()<\/code>\u65b9\u6cd5\u6765\u6e05\u7a7a\u96c6\u5408\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3}<\/p>\n
set1.clear()<\/p>\n
print(set1)  # \u8f93\u51fa\uff1aset()<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u590d\u5236\u96c6\u5408<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528copy()<\/code>\u65b9\u6cd5\u6765\u521b\u5efa\u4e00\u4e2a\u96c6\u5408\u7684\u526f\u672c\u3002<\/p>\n<\/p>\n
set1 = {1, 2, 3}<\/p>\n
set2 = set1.copy()<\/p>\n
print(set2)  # \u8f93\u51fa\uff1a{1, 2, 3}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u96c6\u5408\u4e0e\u5217\u8868\u7684\u5bf9\u6bd4<\/h3>\n<\/p>\n
1\u3001\u6027\u80fd<\/h4>\n<\/p>\n
\u7531\u4e8e\u96c6\u5408\u662f\u65e0\u5e8f\u7684\u4e14\u4e0d\u5141\u8bb8\u91cd\u590d\u5143\u7d20\uff0c\u96c6\u5408\u5728\u67d0\u4e9b\u64cd\u4f5c\u4e0a\u7684\u6027\u80fd\u4f18\u4e8e\u5217\u8868\u3002\u4f8b\u5982\uff0c\u68c0\u67e5\u4e00\u4e2a\u5143\u7d20\u662f\u5426\u5728\u96c6\u5408\u4e2d\uff0c\u96c6\u5408\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(1)\uff0c\u800c\u5217\u8868\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(n)\u3002<\/p>\n<\/p>\n
2\u3001\u4f7f\u7528\u573a\u666f<\/h4>\n<\/p>\n
    \n
  • \u5217\u8868<\/strong>\uff1a\u9002\u7528\u4e8e\u9700\u8981\u6709\u5e8f\u5b58\u50a8\u548c\u5141\u8bb8\u91cd\u590d\u5143\u7d20\u7684\u573a\u666f\u3002<\/li>\n
  • \u96c6\u5408<\/strong>\uff1a\u9002\u7528\u4e8e\u9700\u8981\u65e0\u5e8f\u5b58\u50a8\u4e14\u4e0d\u5141\u8bb8\u91cd\u590d\u5143\u7d20\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n
    3\u3001\u53ef\u53d8\u6027<\/h4>\n<\/p>\n
    \u96c6\u5408\u662f\u53ef\u53d8\u7684\uff0c\u53ef\u4ee5\u52a8\u6001\u6dfb\u52a0\u6216\u5220\u9664\u5143\u7d20\uff0c\u800c\u5217\u8868\u4e5f\u662f\u53ef\u53d8\u7684\uff0c\u53ef\u4ee5\u52a8\u6001\u6dfb\u52a0\u3001\u5220\u9664\u6216\u4fee\u6539\u5143\u7d20\u3002<\/p>\n<\/p>\n
    \u4e03\u3001\u96c6\u5408\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
    1\u3001\u6570\u636e\u53bb\u91cd<\/h4>\n<\/p>\n
    \u96c6\u5408\u7684\u65e0\u91cd\u590d\u7279\u6027\u4f7f\u5176\u975e\u5e38\u9002\u5408\u7528\u4e8e\u6570\u636e\u53bb\u91cd\u3002<\/p>\n<\/p>\n
    list1 = [1, 2, 2, 3, 4, 4, 5]<\/p>\n
    set1 = set(list1)<\/p>\n
    list2 = list(set1)<\/p>\n
    print(list2)  # \u8f93\u51fa\uff1a[1, 2, 3, 4, 5]<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    2\u3001\u96c6\u5408\u8fd0\u7b97<\/h4>\n<\/p>\n
    \u96c6\u5408\u8fd0\u7b97\uff08\u5e76\u96c6\u3001\u4ea4\u96c6\u3001\u5dee\u96c6\u3001\u5bf9\u79f0\u5dee\u96c6\uff09\u5728\u6570\u636e\u5206\u6790\u548c\u5904\u7406\u8fc7\u7a0b\u4e2d\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u627e\u51fa\u4e24\u4e2a\u6570\u636e\u96c6\u7684\u5171\u540c\u5143\u7d20\uff08\u4ea4\u96c6\uff09\u3001\u4e0d\u540c\u5143\u7d20\uff08\u5dee\u96c6\uff09\u7b49\u3002<\/p>\n<\/p>\n
    3\u3001\u5feb\u901f\u67e5\u627e<\/h4>\n<\/p>\n
    \u96c6\u5408\u7684\u67e5\u627e\u64cd\u4f5c\u65f6\u95f4\u590d\u6742\u5ea6\u4e3aO(1)\uff0c\u9002\u7528\u4e8e\u9700\u8981\u9891\u7e41\u67e5\u627e\u64cd\u4f5c\u7684\u573a\u666f\u3002<\/p>\n<\/p>\n
    \u516b\u3001\u96c6\u5408\u7684\u9ad8\u7ea7\u64cd\u4f5c<\/h3>\n<\/p>\n
    1\u3001\u96c6\u5408\u63a8\u5bfc\u5f0f<\/h4>\n<\/p>\n
    \u96c6\u5408\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u7684\u521b\u5efa\u96c6\u5408\u7684\u65b9\u5f0f\uff0c\u7c7b\u4f3c\u4e8e\u5217\u8868\u63a8\u5bfc\u5f0f\u3002<\/p>\n<\/p>\n
    set1 = {x for x in range(10) if x % 2 == 0}<\/p>\n
    print(set1)  # \u8f93\u51fa\uff1a{0, 2, 4, 6, 8}<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    2\u3001\u51bb\u7ed3\u96c6\u5408<\/h4>\n<\/p>\n
    \u51bb\u7ed3\u96c6\u5408\uff08frozenset\uff09\u662f\u96c6\u5408\u7684\u4e0d\u53ef\u53d8\u7248\u672c\u3002\u521b\u5efa\u51bb\u7ed3\u96c6\u5408\u540e\uff0c\u65e0\u6cd5\u5411\u5176\u4e2d\u6dfb\u52a0\u6216\u5220\u9664\u5143\u7d20\u3002<\/p>\n<\/p>\n
    set1 = frozenset([1, 2, 3])<\/p>\n
    print(set1)  # \u8f93\u51fa\uff1afrozenset({1, 2, 3})<\/p>\n
    \u5c1d\u8bd5\u6dfb\u52a0\u5143\u7d20\u4f1a\u629b\u51fa\u5f02\u5e38<\/strong><\/h2>\n
    set1.add(4)  # AttributeError: 'frozenset' object has no attribute 'add'<\/strong><\/h2>\n
    <\/code><\/pre>\n<\/p>\n
    \u51bb\u7ed3\u96c6\u5408\u9002\u7528\u4e8e\u9700\u8981\u4e0d\u53ef\u53d8\u96c6\u5408\u7684\u573a\u666f\uff0c\u4f8b\u5982\u7528\u4f5c\u5b57\u5178\u7684\u952e\u3002<\/p>\n<\/p>\n
    \u4e5d\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
    Python\u7684\u96c6\u5408\uff08set\uff09\u662f\u4e00\u79cd\u65e0\u5e8f\u4e14\u4e0d\u91cd\u590d\u7684\u5143\u7d20\u96c6\u5408\uff0c\u5177\u6709\u9ad8\u6548\u7684\u67e5\u627e\u548c\u96c6\u5408\u8fd0\u7b97\u7279\u6027\u3002\u96c6\u5408\u9002\u7528\u4e8e\u9700\u8981\u5feb\u901f\u67e5\u627e\u3001\u6570\u636e\u53bb\u91cd\u548c\u96c6\u5408\u8fd0\u7b97\u7684\u573a\u666f\u3002\u7406\u89e3\u96c6\u5408\u7684\u7279\u6027\u548c\u64cd\u4f5c\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u9009\u62e9\u9002\u5408\u7684\u6570\u636e\u7ed3\u6784\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u6548\u7387\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n
    \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
     \u4ec0\u4e48\u662fPython\u4e2d\u7684\u96c6\u5408\uff08set\uff09\uff1f<\/strong>
    \u96c6\u5408\u662fPython\u4e2d\u7684\u4e00\u79cd\u5185\u7f6e\u6570\u636e\u7c7b\u578b\uff0c\u7c7b\u4f3c\u4e8e\u5217\u8868\u548c\u5b57\u5178\uff0c\u4f46\u4e0e\u5b83\u4eec\u4e0d\u540c\u7684\u662f\uff0c\u96c6\u5408\u662f\u65e0\u5e8f\u7684\uff0c\u5e76\u4e14\u4e0d\u5141\u8bb8\u91cd\u590d\u7684\u5143\u7d20\u3002\u8fd9\u610f\u5473\u7740\u96c6\u5408\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u552f\u4e00\u7684\uff0c\u4e14\u6ca1\u6709\u56fa\u5b9a\u7684\u987a\u5e8f\u3002\u96c6\u5408\u901a\u5e38\u7528\u4e8e\u9700\u8981\u5feb\u901f\u67e5\u627e\u3001\u53bb\u91cd\u6216\u8fdb\u884c\u6570\u5b66\u8fd0\u7b97\uff08\u5982\u4ea4\u96c6\u3001\u5e76\u96c6\u548c\u5dee\u96c6\uff09\u7684\u573a\u666f\u3002<\/p>\n
    Python\u4e2d\u7684\u96c6\u5408\u5982\u4f55\u521b\u5efa\uff1f<\/strong>
    \u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u5927\u62ec\u53f7 {}<\/code> \u6216 set()<\/code> \u51fd\u6570\u6765\u521b\u5efa\u96c6\u5408\u3002\u4f8b\u5982\uff0cmy_set = {1, 2, 3}<\/code> \u6216 my_set = set([1, 2, 3])<\/code>\u3002\u8bf7\u6ce8\u610f\uff0c\u5982\u679c\u4f7f\u7528\u5927\u62ec\u53f7\u521b\u5efa\u96c6\u5408\uff0c\u4e0d\u80fd\u5305\u542b\u91cd\u590d\u5143\u7d20\uff0cPython\u4f1a\u81ea\u52a8\u53bb\u9664\u91cd\u590d\u9879\u3002<\/p>\n
    \u96c6\u5408\u5728Python\u4e2d\u6709\u54ea\u4e9b\u5e38\u7528\u64cd\u4f5c\uff1f<\/strong>
    \u96c6\u5408\u63d0\u4f9b\u4e86\u591a\u79cd\u6709\u7528\u7684\u65b9\u6cd5\uff0c\u5982 add()<\/code> \u7528\u4e8e\u6dfb\u52a0\u5143\u7d20\uff0cremove()<\/code> \u548c discard()<\/code> \u7528\u4e8e\u5220\u9664\u5143\u7d20\uff0cunion()<\/code> \u548c intersection()<\/code> \u7528\u4e8e\u8ba1\u7b97\u96c6\u5408\u7684\u5e76\u96c6\u548c\u4ea4\u96c6\u3002\u6b64\u5916\uff0c\u96c6\u5408\u8fd8\u652f\u6301\u96c6\u5408\u8fd0\u7b97\u7b26\uff0c\u5982 |<\/code>\uff08\u5e76\u96c6\uff09\u548c &<\/code>\uff08\u4ea4\u96c6\uff09\uff0c\u8fd9\u4e9b\u64cd\u4f5c\u4f7f\u5f97\u5728\u5904\u7406\u6570\u636e\u65f6\u66f4\u52a0\u9ad8\u6548\u548c\u65b9\u4fbf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u4e2d\u7684\u5217\u8868\u662f\u6709\u5e8f\u7684\uff0c\u800c\u96c6\u5408\uff08set\uff09\u662f\u65e0\u5e8f\u7684\u3001\u96c6\u5408\u662f\u65e0\u91cd\u590d\u9879\u7684\u3002Python\u4e2d\u7684\u96c6\u5408\uff08set\uff09\u662f\u4e00\u79cd […]","protected":false},"author":3,"featured_media":1087924,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1087916"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1087916"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1087916\/revisions"}],"predecessor-version":[{"id":1087928,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1087916\/revisions\/1087928"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1087924"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1087916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1087916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1087916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}