{"id":1137829,"date":"2025-01-08T21:53:02","date_gmt":"2025-01-08T13:53:02","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1137829.html"},"modified":"2025-01-08T21:53:05","modified_gmt":"2025-01-08T13:53:05","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e5%9c%a8%e7%a9%ba%e9%9b%86%e5%90%88%e6%b7%bb%e5%8a%a0%e4%b8%8d%e5%ae%9a%e9%a1%b9%e5%85%83%e7%b4%a0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1137829.html","title":{"rendered":"Python\u4e2d\u5982\u4f55\u5728\u7a7a\u96c6\u5408\u6dfb\u52a0\u4e0d\u5b9a\u9879\u5143\u7d20"},"content":{"rendered":"

\"Python\u4e2d\u5982\u4f55\u5728\u7a7a\u96c6\u5408\u6dfb\u52a0\u4e0d\u5b9a\u9879\u5143\u7d20\"<\/p>\n

\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u5c06\u4e0d\u5b9a\u9879\u5143\u7d20\u6dfb\u52a0\u5230\u7a7a\u96c6\u5408\u4e2d\u3002\u5e38\u7528\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528add()<\/code>\u65b9\u6cd5\u9010\u4e2a\u6dfb\u52a0\u5143\u7d20\u3001\u4f7f\u7528update()<\/code>\u65b9\u6cd5\u6279\u91cf\u6dfb\u52a0\u5143\u7d20\u3002<\/strong> \u5176\u4e2d\uff0cupdate()<\/code>\u65b9\u6cd5<\/strong>\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u5c06\u591a\u4e2a\u5143\u7d20\u4e00\u6b21\u6027\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u3002\u4e0b\u9762\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u63a2\u8ba8\u5982\u4f55\u5728Python\u4e2d\u5904\u7406\u548c\u64cd\u4f5c\u96c6\u5408\uff0c\u7279\u522b\u662f\u5982\u4f55\u6dfb\u52a0\u4e0d\u5b9a\u9879\u5143\u7d20\u5230\u7a7a\u96c6\u5408\u3002<\/p>\n<\/p>\n

\n

\u4e00\u3001\u96c6\u5408\u7684\u57fa\u672c\u6982\u5ff5\u548c\u64cd\u4f5c<\/strong><\/h2>\n

\u96c6\u5408\uff08Set\uff09\u662fPython\u4e2d\u7684\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u7528\u4e8e\u5b58\u50a8\u4e0d\u91cd\u590d\u7684\u5143\u7d20\u3002\u96c6\u5408\u7684\u57fa\u672c\u7279\u6027\u5305\u62ec\u65e0\u5e8f\u6027\u548c\u5143\u7d20\u7684\u552f\u4e00\u6027\u3002\u96c6\u5408\u64cd\u4f5c\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5b9e\u73b0\uff0c\u5305\u62ec\u6dfb\u52a0\u3001\u5220\u9664\u3001\u67e5\u627e\u548c\u96c6\u5408\u8fd0\u7b97\u3002<\/p>\n<\/p>\n

1\u3001\u521b\u5efa\u548c\u521d\u59cb\u5316\u96c6\u5408<\/h2>\n<\/p>\n

\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5927\u62ec\u53f7 {}<\/code> \u6216 set()<\/code> \u51fd\u6570\u521b\u5efa\u96c6\u5408\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

# \u4f7f\u7528\u5927\u62ec\u53f7\u521b\u5efa\u96c6\u5408<\/p>\n
set1 = {1, 2, 3}<\/p>\n
\u4f7f\u7528 set() \u51fd\u6570\u521b\u5efa\u7a7a\u96c6\u5408<\/strong><\/h2>\n
set2 = set()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4f7f\u7528\u7a7a\u7684\u5927\u62ec\u53f7 {}<\/code> \u521b\u5efa\u7684\u662f\u4e00\u4e2a\u7a7a\u5b57\u5178\uff0c\u800c\u4e0d\u662f\u96c6\u5408\u3002\u56e0\u6b64\uff0c\u521b\u5efa\u7a7a\u96c6\u5408\u65f6\u5e94\u4f7f\u7528 set()<\/code> \u51fd\u6570\u3002<\/p>\n<\/p>\n
2\u3001\u96c6\u5408\u7684\u57fa\u672c\u64cd\u4f5c<\/h2>\n<\/p>\n
\u96c6\u5408\u63d0\u4f9b\u4e86\u8bb8\u591a\u57fa\u672c\u64cd\u4f5c\uff0c\u5305\u62ec\u6dfb\u52a0\u5143\u7d20\u3001\u5220\u9664\u5143\u7d20\u3001\u68c0\u67e5\u5143\u7d20\u662f\u5426\u5b58\u5728\u7b49\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684\u96c6\u5408\u64cd\u4f5c\uff1a<\/p>\n<\/p>\n
# \u6dfb\u52a0\u5143\u7d20<\/p>\n
set1.add(4)<\/p>\n
\u5220\u9664\u5143\u7d20<\/strong><\/h2>\n
set1.remove(2)<\/p>\n
\u68c0\u67e5\u5143\u7d20\u662f\u5426\u5b58\u5728<\/strong><\/h2>\n
if 3 in set1:<\/p>\n
    print("3 \u5b58\u5728\u4e8e\u96c6\u5408\u4e2d")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u4e0d\u5b9a\u9879\u5143\u7d20<\/strong><\/h2>\n
\u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u4e0d\u5b9a\u9879\u5143\u7d20\u7684\u65b9\u6cd5\u6709\u591a\u79cd\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u5143\u7d20\u7684\u6765\u6e90\u548c\u6570\u91cf\u3002\u4ee5\u4e0b\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u51e0\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
1\u3001\u4f7f\u7528 add()<\/code> \u65b9\u6cd5\u9010\u4e2a\u6dfb\u52a0\u5143\u7d20<\/h2>\n<\/p>\n
add()<\/code> \u65b9\u6cd5\u7528\u4e8e\u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u5355\u4e2a\u5143\u7d20\u3002\u5982\u679c\u8981\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\uff0c\u53ef\u4ee5\u591a\u6b21\u8c03\u7528 add()<\/code> \u65b9\u6cd5\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
# \u521b\u5efa\u7a7a\u96c6\u5408<\/p>\n
set1 = set()<\/p>\n
\u9010\u4e2a\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
set1.add(1)<\/p>\n
set1.add(2)<\/p>\n
set1.add(3)<\/p>\n
print(set1)  # \u8f93\u51fa: {1, 2, 3}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u867d\u7136 add()<\/code> \u65b9\u6cd5\u9002\u7528\u4e8e\u5c11\u91cf\u5143\u7d20\u7684\u6dfb\u52a0\uff0c\u4f46\u5982\u679c\u9700\u8981\u6dfb\u52a0\u5927\u91cf\u5143\u7d20\uff0c\u8fd9\u79cd\u65b9\u6cd5\u6548\u7387\u8f83\u4f4e\u3002<\/p>\n<\/p>\n
2\u3001\u4f7f\u7528 update()<\/code> \u65b9\u6cd5\u6279\u91cf\u6dfb\u52a0\u5143\u7d20<\/h2>\n<\/p>\n
update()<\/code> \u65b9\u6cd5\u5141\u8bb8\u4e00\u6b21\u6027\u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\u3002\u53ef\u4ee5\u4f20\u5165\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff08\u5982\u5217\u8868\u3001\u5143\u7ec4\u6216\u53e6\u4e00\u4e2a\u96c6\u5408\uff09\u4f5c\u4e3a\u53c2\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
# \u521b\u5efa\u7a7a\u96c6\u5408<\/p>\n
set1 = set()<\/p>\n
\u4f7f\u7528\u5217\u8868\u6279\u91cf\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
set1.update([1, 2, 3, 4])<\/p>\n
print(set1)  # \u8f93\u51fa: {1, 2, 3, 4}<\/p>\n
\u4f7f\u7528\u5143\u7ec4\u6279\u91cf\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
set1.update((5, 6))<\/p>\n
print(set1)  # \u8f93\u51fa: {1, 2, 3, 4, 5, 6}<\/p>\n
\u4f7f\u7528\u53e6\u4e00\u4e2a\u96c6\u5408\u6279\u91cf\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
set1.update({7, 8})<\/p>\n
print(set1)  # \u8f93\u51fa: {1, 2, 3, 4, 5, 6, 7, 8}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e0e add()<\/code> \u65b9\u6cd5\u76f8\u6bd4\uff0cupdate()<\/code> \u65b9\u6cd5\u7684\u6548\u7387\u66f4\u9ad8\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u6dfb\u52a0\u5927\u91cf\u5143\u7d20\u65f6\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u52a8\u6001\u6dfb\u52a0\u4e0d\u5b9a\u9879\u5143\u7d20<\/strong><\/h2>\n
\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u6839\u636e\u67d0\u4e9b\u6761\u4ef6\u52a8\u6001\u5730\u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u5143\u7d20\u3002\u8fd9\u65f6\uff0c\u53ef\u4ee5\u7ed3\u5408\u5faa\u73af\u548c\u6761\u4ef6\u5224\u65ad\u6765\u5b9e\u73b0\u52a8\u6001\u6dfb\u52a0\u4e0d\u5b9a\u9879\u5143\u7d20\u3002<\/p>\n<\/p>\n
1\u3001\u4ece\u7528\u6237\u8f93\u5165\u4e2d\u6dfb\u52a0\u5143\u7d20<\/h2>\n<\/p>\n
\u53ef\u4ee5\u901a\u8fc7\u5faa\u73af\u8bfb\u53d6\u7528\u6237\u8f93\u5165\uff0c\u5e76\u5c06\u8f93\u5165\u7684\u5143\u7d20\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
# \u521b\u5efa\u7a7a\u96c6\u5408<\/p>\n
set1 = set()<\/p>\n
\u4ece\u7528\u6237\u8f93\u5165\u4e2d\u52a8\u6001\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
while True:<\/p>\n
    element = input("\u8bf7\u8f93\u5165\u8981\u6dfb\u52a0\u7684\u5143\u7d20\uff08\u8f93\u5165 'q' \u9000\u51fa\uff09\uff1a")<\/p>\n
    if element.lower() == 'q':<\/p>\n
        break<\/p>\n
    set1.add(element)<\/p>\n
print(set1)<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u6dfb\u52a0\u5143\u7d20<\/h2>\n<\/p>\n
\u5728\u67d0\u4e9b\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6570\u636e\u5e76\u5c06\u5176\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
# \u521b\u5efa\u7a7a\u96c6\u5408<\/p>\n
set1 = set()<\/p>\n
\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u5e76\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
with open('elements.txt', 'r') as file:<\/p>\n
    for line in file:<\/p>\n
        element = line.strip()<\/p>\n
        set1.add(element)<\/p>\n
print(set1)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u5904\u7406\u590d\u6742\u6570\u636e\u7ed3\u6784<\/strong><\/h2>\n
\u6709\u65f6\uff0c\u5143\u7d20\u53ef\u80fd\u662f\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5982\u5d4c\u5957\u7684\u5217\u8868\u6216\u5b57\u5178\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u901a\u8fc7\u9012\u5f52\u6216\u5176\u4ed6\u65b9\u6cd5\u5c06\u590d\u6742\u7ed3\u6784\u4e2d\u7684\u5143\u7d20\u63d0\u53d6\u5e76\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\u3002<\/p>\n<\/p>\n
1\u3001\u5904\u7406\u5d4c\u5957\u5217\u8868<\/h2>\n<\/p>\n
\u4f8b\u5982\uff0c\u5904\u7406\u5d4c\u5957\u5217\u8868\u5e76\u5c06\u6240\u6709\u5143\u7d20\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\uff1a<\/p>\n<\/p>\n
# \u521b\u5efa\u7a7a\u96c6\u5408<\/p>\n
set1 = set()<\/p>\n
\u5d4c\u5957\u5217\u8868<\/strong><\/h2>\n
nested_list = [1, [2, 3], [4, [5, 6]], 7]<\/p>\n
\u9012\u5f52\u51fd\u6570\u63d0\u53d6\u5143\u7d20\u5e76\u6dfb\u52a0\u5230\u96c6\u5408<\/strong><\/h2>\n
def add_elements_from_nested_list(nested, s):<\/p>\n
    for item in nested:<\/p>\n
        if isinstance(item, list):<\/p>\n
            add_elements_from_nested_list(item, s)<\/p>\n
        else:<\/p>\n
            s.add(item)<\/p>\n
\u8c03\u7528\u9012\u5f52\u51fd\u6570<\/strong><\/h2>\n
add_elements_from_nested_list(nested_list, set1)<\/p>\n
print(set1)  # \u8f93\u51fa: {1, 2, 3, 4, 5, 6, 7}<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5904\u7406\u5b57\u5178<\/h2>\n<\/p>\n
\u5904\u7406\u5b57\u5178\u5e76\u5c06\u6240\u6709\u952e\u548c\u503c\u6dfb\u52a0\u5230\u96c6\u5408\u4e2d\uff1a<\/p>\n<\/p>\n
# \u521b\u5efa\u7a7a\u96c6\u5408<\/p>\n
set1 = set()<\/p>\n
\u5b57\u5178<\/strong><\/h2>\n
dict1 = {'a': 1, 'b': 2, 'c': {'d': 3, 'e': 4}}<\/p>\n
\u9012\u5f52\u51fd\u6570\u63d0\u53d6\u952e\u548c\u503c\u5e76\u6dfb\u52a0\u5230\u96c6\u5408<\/strong><\/h2>\n
def add_elements_from_dict(d, s):<\/p>\n
    for key, value in d.items():<\/p>\n
        s.add(key)<\/p>\n
        if isinstance(value, dict):<\/p>\n
            add_elements_from_dict(value, s)<\/p>\n
        else:<\/p>\n
            s.add(value)<\/p>\n
\u8c03\u7528\u9012\u5f52\u51fd\u6570<\/strong><\/h2>\n
add_elements_from_dict(dict1, set1)<\/p>\n
print(set1)  # \u8f93\u51fa: {'a', 1, 'b', 2, 'c', 'd', 3, 'e', 4}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u6027\u80fd\u4f18\u5316\u548c\u6ce8\u610f\u4e8b\u9879<\/strong><\/h2>\n
\u5728\u5904\u7406\u96c6\u5408\u64cd\u4f5c\u65f6\uff0c\u6027\u80fd\u4f18\u5316\u548c\u6ce8\u610f\u4e8b\u9879\u975e\u5e38\u91cd\u8981\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5efa\u8bae\u548c\u6ce8\u610f\u4e8b\u9879\uff1a<\/p>\n<\/p>\n
1\u3001\u907f\u514d\u91cd\u590d\u6dfb\u52a0\u5143\u7d20<\/h2>\n<\/p>\n
\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u662f\u552f\u4e00\u7684\uff0c\u56e0\u6b64\u5728\u6dfb\u52a0\u5143\u7d20\u4e4b\u524d\u4e0d\u9700\u8981\u68c0\u67e5\u662f\u5426\u5df2\u7ecf\u5b58\u5728\u3002\u76f4\u63a5\u6dfb\u52a0\u5373\u53ef\uff0c\u8fd9\u6837\u53ef\u4ee5\u63d0\u9ad8\u6548\u7387\u3002<\/p>\n<\/p>\n
2\u3001\u4f7f\u7528\u9002\u5f53\u7684\u6570\u636e\u7ed3\u6784<\/h2>\n<\/p>\n
\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784\u3002\u4f8b\u5982\uff0c\u5982\u679c\u9700\u8981\u9891\u7e41\u6dfb\u52a0\u548c\u5220\u9664\u5143\u7d20\uff0c\u96c6\u5408\uff08Set\uff09\u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002\u5982\u679c\u9700\u8981\u4fdd\u6301\u5143\u7d20\u7684\u987a\u5e8f\uff0c\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u5217\u8868\uff08List\uff09\u3002<\/p>\n<\/p>\n
3\u3001\u8003\u8651\u96c6\u5408\u64cd\u4f5c\u7684\u65f6\u95f4\u590d\u6742\u5ea6<\/h2>\n<\/p>\n
\u96c6\u5408\u64cd\u4f5c\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u901a\u5e38\u8f83\u4f4e\uff0c\u4f8b\u5982\u6dfb\u52a0\u5143\u7d20\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e3a O(1)\u3002\u4f46\u662f\uff0c\u5728\u5904\u7406\u590d\u6742\u6570\u636e\u7ed3\u6784\u65f6\uff0c\u9012\u5f52\u548c\u5faa\u73af\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u53ef\u80fd\u8f83\u9ad8\uff0c\u9700\u8981\u6ce8\u610f\u6027\u80fd\u4f18\u5316\u3002<\/p>\n<\/p>\n
4\u3001\u5904\u7406\u7279\u6b8a\u60c5\u51b5<\/h2>\n<\/p>\n
\u5728\u5904\u7406\u7279\u6b8a\u60c5\u51b5\u65f6\uff0c\u5982\u5d4c\u5957\u7ed3\u6784\u3001\u7a7a\u8f93\u5165\u7b49\uff0c\u9700\u8981\u7f16\u5199\u5065\u58ee\u7684\u4ee3\u7801\u8fdb\u884c\u5904\u7406\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
# \u5904\u7406\u5d4c\u5957\u7ed3\u6784\u4e2d\u7684\u7a7a\u5217\u8868<\/p>\n
nested_list = [1, [], [2, []], [3, [4, []]]]<\/p>\n
\u8c03\u7528\u9012\u5f52\u51fd\u6570<\/strong><\/h2>\n
add_elements_from_nested_list(nested_list, set1)<\/p>\n
print(set1)  # \u8f93\u51fa: {1, 2, 3, 4}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u4ee5\u4e0a\u4ecb\u7ecd\uff0c\u6211\u4eec\u8be6\u7ec6\u63a2\u8ba8\u4e86\u5728Python\u4e2d\u5982\u4f55\u5411\u7a7a\u96c6\u5408\u4e2d\u6dfb\u52a0\u4e0d\u5b9a\u9879\u5143\u7d20\u7684\u65b9\u6cd5\u548c\u6280\u5de7\u3002\u5e0c\u671b\u8fd9\u4e9b\u5185\u5bb9\u5bf9\u60a8\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u7a7a\u96c6\u5408\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u521b\u5efa\u4e00\u4e2a\u7a7a\u96c6\u5408\u53ef\u4ee5\u4f7f\u7528set()<\/code>\u51fd\u6570\u3002\u4e0e\u4f7f\u7528\u5927\u62ec\u53f7{}<\/code>\u4e0d\u540c\uff0c\u540e\u8005\u901a\u5e38\u7528\u4e8e\u521b\u5efa\u5305\u542b\u5143\u7d20\u7684\u96c6\u5408\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
empty_set = set()\n<\/code><\/pre>\n
\u5728\u7a7a\u96c6\u5408\u4e2d\u6dfb\u52a0\u5143\u7d20\u7684\u65b9\u5f0f\u6709\u54ea\u4e9b\uff1f<\/strong>
\u53ef\u4ee5\u4f7f\u7528add()<\/code>\u65b9\u6cd5\u5411\u7a7a\u96c6\u5408\u4e2d\u6dfb\u52a0\u5355\u4e2a\u5143\u7d20\uff0c\u4f7f\u7528update()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\u3002\u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u7801\uff1a  <\/p>\n
# \u6dfb\u52a0\u5355\u4e2a\u5143\u7d20\nempty_set.add(1)\n\n# \u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\nempty_set.update([2, 3, 4])\n<\/code><\/pre>\n
\u5728\u7a7a\u96c6\u5408\u4e2d\u6dfb\u52a0\u5143\u7d20\u65f6\u662f\u5426\u4f1a\u5bfc\u81f4\u91cd\u590d\uff1f<\/strong>
\u5728Python\u7684\u96c6\u5408\u4e2d\uff0c\u6240\u6709\u5143\u7d20\u90fd\u662f\u552f\u4e00\u7684\u3002\u56e0\u6b64\uff0c\u5f53\u5c1d\u8bd5\u6dfb\u52a0\u91cd\u590d\u5143\u7d20\u65f6\uff0c\u96c6\u5408\u4e0d\u4f1a\u53d1\u751f\u53d8\u5316\uff0c\u91cd\u590d\u7684\u5143\u7d20\u4e0d\u4f1a\u88ab\u518d\u6b21\u6dfb\u52a0\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
empty_set.add(1)  # 1\u5df2\u7ecf\u5b58\u5728\nprint(empty_set)  # \u8f93\u51fa\uff1a{1, 2, 3, 4}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u591a\u79cd\u65b9\u6cd5\u5c06\u4e0d\u5b9a\u9879\u5143\u7d20\u6dfb\u52a0\u5230\u7a7a\u96c6\u5408\u4e2d\u3002\u5e38\u7528\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528add()\u65b9\u6cd5\u9010\u4e2a\u6dfb\u52a0\u5143\u7d20\u3001 […]","protected":false},"author":3,"featured_media":1137834,"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\/1137829"}],"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=1137829"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1137829\/revisions"}],"predecessor-version":[{"id":1137835,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1137829\/revisions\/1137835"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1137834"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1137829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1137829"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1137829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}