{"id":1096255,"date":"2025-01-08T14:59:27","date_gmt":"2025-01-08T06:59:27","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1096255.html"},"modified":"2025-01-08T14:59:31","modified_gmt":"2025-01-08T06:59:31","slug":"python%e4%b8%ad%e7%9a%84%e6%95%b0%e6%8d%ae%e7%bb%93%e6%9e%84%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1096255.html","title":{"rendered":"python\u4e2d\u7684\u6570\u636e\u7ed3\u6784\u5982\u4f55\u5b9e\u73b0"},"content":{"rendered":"

\"python\u4e2d\u7684\u6570\u636e\u7ed3\u6784\u5982\u4f55\u5b9e\u73b0\"<\/p>\n

\u5728Python\u4e2d\uff0c\u6570\u636e\u7ed3\u6784\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u5f0f\u5b9e\u73b0\uff0c\u5305\u62ec\u5185\u7f6e\u6570\u636e\u7ed3\u6784\u548c\u81ea\u5b9a\u4e49\u6570\u636e\u7ed3\u6784\u3002Python\u4e2d\u7684\u6570\u636e\u7ed3\u6784\u5b9e\u73b0\u5305\u62ec\u5217\u8868\u3001\u5143\u7ec4\u3001\u5b57\u5178\u548c\u96c6\u5408\u3001\u81ea\u5b9a\u4e49\u7c7b\u548c\u5bf9\u8c61<\/strong>\u3002\u5176\u4e2d\uff0c\u5217\u8868\u662f\u6700\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\u4e4b\u4e00\uff0c\u56e0\u4e3a\u5b83\u63d0\u4f9b\u4e86\u7075\u6d3b\u6027\u548c\u52a8\u6001\u6027\u3002\u5217\u8868\u53ef\u4ee5\u5bb9\u7eb3\u4e0d\u540c\u7c7b\u578b\u7684\u5143\u7d20\uff0c\u5e76\u4e14\u652f\u6301\u591a\u79cd\u64cd\u4f5c\uff0c\u5982\u6dfb\u52a0\u3001\u5220\u9664\u548c\u6392\u5e8f\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u63a2\u8ba8Python\u4e2d\u7684\u4e3b\u8981\u6570\u636e\u7ed3\u6784\u53ca\u5176\u5b9e\u73b0\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5217\u8868\uff08List\uff09<\/h2>\n<\/p>\n

\u5217\u8868\u662fPython\u4e2d\u6700\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\u4e4b\u4e00\u3002\u5b83\u4eec\u662f\u6709\u5e8f\u7684\u3001\u53ef\u53d8\u7684\u96c6\u5408\uff0c\u652f\u6301\u91cd\u590d\u5143\u7d20\u3002\u5217\u8868\u7684\u5b9e\u73b0\u662f\u57fa\u4e8e\u52a8\u6001\u6570\u7ec4\uff0c\u8fd9\u4f7f\u5f97\u5217\u8868\u975e\u5e38\u7075\u6d3b\u3002<\/p>\n<\/p>\n

\u5217\u8868\u7684\u521b\u5efa\u4e0e\u64cd\u4f5c<\/h3>\n<\/p>\n

# \u521b\u5efa\u4e00\u4e2a\u5217\u8868<\/p>\n
my_list = [1, 2, 3, 4, 5]<\/p>\n
\u8bbf\u95ee\u5217\u8868\u4e2d\u7684\u5143\u7d20<\/strong><\/h2>\n
print(my_list[0])  # \u8f93\u51fa 1<\/p>\n
\u4fee\u6539\u5217\u8868\u4e2d\u7684\u5143\u7d20<\/strong><\/h2>\n
my_list[0] = 10<\/p>\n
\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
my_list.append(6)<\/p>\n
\u5220\u9664\u5143\u7d20<\/strong><\/h2>\n
my_list.remove(2)<\/p>\n
\u5217\u8868\u5207\u7247<\/strong><\/h2>\n
sub_list = my_list[1:3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5217\u8868\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
\u5217\u8868\u5728\u9700\u8981\u9891\u7e41\u7684\u63d2\u5165\u3001\u5220\u9664\u548c\u8bbf\u95ee\u64cd\u4f5c\u7684\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u7ba1\u7406\u52a8\u6001\u6570\u636e\u96c6\u3001\u5b9e\u73b0\u6808\u548c\u961f\u5217\u7b49\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u5143\u7ec4\uff08Tuple\uff09<\/h2>\n<\/p>\n
\u5143\u7ec4\u662f\u4e0d\u53ef\u53d8\u7684\u6709\u5e8f\u96c6\u5408\u3002\u4e0e\u5217\u8868\u4e0d\u540c\uff0c\u5143\u7ec4\u4e00\u65e6\u521b\u5efa\uff0c\u5c31\u4e0d\u80fd\u4fee\u6539\u3002\u8fd9\u4f7f\u5f97\u5143\u7ec4\u5728\u9700\u8981\u4fdd\u62a4\u6570\u636e\u4e0d\u88ab\u4fee\u6539\u7684\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n
\u5143\u7ec4\u7684\u521b\u5efa\u4e0e\u64cd\u4f5c<\/h3>\n<\/p>\n
# \u521b\u5efa\u4e00\u4e2a\u5143\u7ec4<\/p>\n
my_tuple = (1, 2, 3, 4, 5)<\/p>\n
\u8bbf\u95ee\u5143\u7ec4\u4e2d\u7684\u5143\u7d20<\/strong><\/h2>\n
print(my_tuple[0])  # \u8f93\u51fa 1<\/p>\n
\u5143\u7ec4\u4e0d\u80fd\u4fee\u6539\uff0c\u56e0\u6b64\u6ca1\u6709\u4fee\u6539\u3001\u6dfb\u52a0\u548c\u5220\u9664\u64cd\u4f5c<\/strong><\/h2>\n
<\/code><\/pre>\n<\/p>\n
\u5143\u7ec4\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
\u5143\u7ec4\u5728\u9700\u8981\u4fdd\u62a4\u6570\u636e\u4e0d\u88ab\u4fee\u6539\u7684\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u4f5c\u4e3a\u51fd\u6570\u8fd4\u56de\u591a\u4e2a\u503c\u7684\u5bb9\u5668\u3001\u4f5c\u4e3a\u5b57\u5178\u952e\u7b49\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u5b57\u5178\uff08Dictionary\uff09<\/h2>\n<\/p>\n
\u5b57\u5178\u662f\u65e0\u5e8f\u7684\u952e\u503c\u5bf9\u96c6\u5408\u3002\u6bcf\u4e2a\u952e\u662f\u552f\u4e00\u7684\uff0c\u503c\u53ef\u4ee5\u662f\u4efb\u4f55\u7c7b\u578b\u3002\u5b57\u5178\u7684\u5b9e\u73b0\u662f\u57fa\u4e8e\u54c8\u5e0c\u8868\uff0c\u8fd9\u4f7f\u5f97\u5b57\u5178\u5728\u67e5\u627e\u3001\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c\u4e2d\u975e\u5e38\u9ad8\u6548\u3002<\/p>\n<\/p>\n
\u5b57\u5178\u7684\u521b\u5efa\u4e0e\u64cd\u4f5c<\/h3>\n<\/p>\n
# \u521b\u5efa\u4e00\u4e2a\u5b57\u5178<\/p>\n
my_dict = {'a': 1, 'b': 2, 'c': 3}<\/p>\n
\u8bbf\u95ee\u5b57\u5178\u4e2d\u7684\u503c<\/strong><\/h2>\n
print(my_dict['a'])  # \u8f93\u51fa 1<\/p>\n
\u4fee\u6539\u5b57\u5178\u4e2d\u7684\u503c<\/strong><\/h2>\n
my_dict['a'] = 10<\/p>\n
\u6dfb\u52a0\u952e\u503c\u5bf9<\/strong><\/h2>\n
my_dict['d'] = 4<\/p>\n
\u5220\u9664\u952e\u503c\u5bf9<\/strong><\/h2>\n
del my_dict['b']<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5b57\u5178\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
\u5b57\u5178\u5728\u9700\u8981\u5feb\u901f\u67e5\u627e\u3001\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c\u7684\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u4f5c\u4e3a\u7f13\u5b58\u3001\u5b58\u50a8\u914d\u7f6e\u6570\u636e\u7b49\u3002<\/p>\n<\/p>\n
\u56db\u3001\u96c6\u5408\uff08Set\uff09<\/h2>\n<\/p>\n
\u96c6\u5408\u662f\u65e0\u5e8f\u7684\u552f\u4e00\u5143\u7d20\u96c6\u5408\u3002\u96c6\u5408\u7684\u5b9e\u73b0\u4e5f\u662f\u57fa\u4e8e\u54c8\u5e0c\u8868\uff0c\u8fd9\u4f7f\u5f97\u96c6\u5408\u5728\u67e5\u627e\u3001\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c\u4e2d\u975e\u5e38\u9ad8\u6548\u3002<\/p>\n<\/p>\n
\u96c6\u5408\u7684\u521b\u5efa\u4e0e\u64cd\u4f5c<\/h3>\n<\/p>\n
# \u521b\u5efa\u4e00\u4e2a\u96c6\u5408<\/p>\n
my_set = {1, 2, 3, 4, 5}<\/p>\n
\u6dfb\u52a0\u5143\u7d20<\/strong><\/h2>\n
my_set.add(6)<\/p>\n
\u5220\u9664\u5143\u7d20<\/strong><\/h2>\n
my_set.remove(2)<\/p>\n
\u96c6\u5408\u64cd\u4f5c<\/strong><\/h2>\n
union_set = my_set | {7, 8}<\/p>\n
intersection_set = my_set & {3, 4, 5}<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u96c6\u5408\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
\u96c6\u5408\u5728\u9700\u8981\u552f\u4e00\u6027\u548c\u96c6\u5408\u64cd\u4f5c\u7684\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u53bb\u91cd\u64cd\u4f5c\u3001\u96c6\u5408\u8fd0\u7b97\u7b49\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u81ea\u5b9a\u4e49\u7c7b\u548c\u5bf9\u8c61<\/h2>\n<\/p>\n
\u9664\u4e86\u5185\u7f6e\u7684\u6570\u636e\u7ed3\u6784\uff0cPython\u8fd8\u652f\u6301\u81ea\u5b9a\u4e49\u7c7b\u548c\u5bf9\u8c61\uff0c\u8fd9\u4f7f\u5f97\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u521b\u5efa\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\u3002<\/p>\n<\/p>\n
\u81ea\u5b9a\u4e49\u7c7b\u7684\u521b\u5efa\u4e0e\u64cd\u4f5c<\/h3>\n<\/p>\n
class Node:<\/p>\n
    def __init__(self, value):<\/p>\n
        self.value = value<\/p>\n
        self.next = None<\/p>\n
class LinkedList:<\/p>\n
    def __init__(self):<\/p>\n
        self.head = None<\/p>\n
    def append(self, value):<\/p>\n
        new_node = Node(value)<\/p>\n
        if not self.head:<\/p>\n
            self.head = new_node<\/p>\n
        else:<\/p>\n
            current = self.head<\/p>\n
            while current.next:<\/p>\n
                current = current.next<\/p>\n
            current.next = new_node<\/p>\n
    def display(self):<\/p>\n
        current = self.head<\/p>\n
        while current:<\/p>\n
            print(current.value, end=" -> ")<\/p>\n
            current = current.next<\/p>\n
        print("None")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u81ea\u5b9a\u4e49\u7c7b\u7684\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
\u81ea\u5b9a\u4e49\u7c7b\u5728\u9700\u8981\u5b9e\u73b0\u7279\u5b9a\u6570\u636e\u7ed3\u6784\u548c\u7b97\u6cd5\u7684\u573a\u666f\u4e2d\u975e\u5e38\u6709\u7528\u3002\u4f8b\u5982\uff0c\u94fe\u8868\u3001\u6811\u3001\u56fe\u7b49\u590d\u6742\u6570\u636e\u7ed3\u6784\u3002<\/p>\n<\/p>\n
\u603b\u7ed3<\/h2>\n<\/p>\n
Python\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u6570\u636e\u7ed3\u6784\uff0c\u5305\u62ec\u5185\u7f6e\u7684\u6570\u636e\u7ed3\u6784\uff08\u5217\u8868\u3001\u5143\u7ec4\u3001\u5b57\u5178\u548c\u96c6\u5408\uff09\u548c\u81ea\u5b9a\u4e49\u7c7b\u548c\u5bf9\u8c61\u3002\u6bcf\u79cd\u6570\u636e\u7ed3\u6784\u90fd\u6709\u5176\u7279\u5b9a\u7684\u7279\u70b9\u548c\u5e94\u7528\u573a\u666f\uff0c\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u6548\u7387\u548c\u53ef\u8bfb\u6027<\/strong>\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u7406\u89e3\u548c\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u6570\u636e\u7ed3\u6784\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 Python\u4e2d\u6709\u54ea\u4e9b\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\uff1f<\/strong>
Python\u63d0\u4f9b\u4e86\u591a\u79cd\u5185\u7f6e\u6570\u636e\u7ed3\u6784\uff0c\u5982\u5217\u8868\uff08list\uff09\u3001\u5143\u7ec4\uff08tuple\uff09\u3001\u5b57\u5178\uff08dict\uff09\u548c\u96c6\u5408\uff08set\uff09\u3002\u5217\u8868\u662f\u4e00\u79cd\u6709\u5e8f\u7684\u53ef\u53d8\u96c6\u5408\uff0c\u9002\u5408\u5b58\u50a8\u591a\u4e2a\u5143\u7d20\u5e76\u652f\u6301\u7d22\u5f15\u64cd\u4f5c\uff1b\u5143\u7ec4\u7c7b\u4f3c\u4e8e\u5217\u8868\uff0c\u4f46\u4e0d\u53ef\u53d8\uff0c\u5e38\u7528\u4e8e\u5b58\u50a8\u4e0d\u9700\u8981\u6539\u53d8\u7684\u6570\u636e\uff1b\u5b57\u5178\u4ee5\u952e\u503c\u5bf9\u7684\u5f62\u5f0f\u5b58\u50a8\u6570\u636e\uff0c\u9002\u5408\u5feb\u901f\u67e5\u627e\u548c\u5b58\u50a8\u5173\u8054\u6027\u6570\u636e\uff1b\u96c6\u5408\u5219\u662f\u4e00\u4e2a\u65e0\u5e8f\u4e14\u552f\u4e00\u7684\u5143\u7d20\u96c6\u5408\uff0c\u5e38\u7528\u4e8e\u53bb\u91cd\u548c\u96c6\u5408\u8fd0\u7b97\u3002<\/p>\n
\u5982\u4f55\u9009\u62e9\u9002\u5408\u7684\u6570\u636e\u7ed3\u6784\u6765\u89e3\u51b3\u7279\u5b9a\u95ee\u9898\uff1f<\/strong>
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\u5982\u4f55\u5728Python\u4e2d\u81ea\u5b9a\u4e49\u6570\u636e\u7ed3\u6784\uff1f<\/strong>
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