{"id":967943,"date":"2024-12-27T05:02:08","date_gmt":"2024-12-26T21:02:08","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/967943.html"},"modified":"2024-12-27T05:02:10","modified_gmt":"2024-12-26T21:02:10","slug":"python%e5%a6%82%e4%bd%95%e5%a2%9e%e5%8a%a0%e5%88%97%e8%a1%a8%e5%85%83%e7%b4%a0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/967943.html","title":{"rendered":"python\u5982\u4f55\u589e\u52a0\u5217\u8868\u5143\u7d20"},"content":{"rendered":"

\"python\u5982\u4f55\u589e\u52a0\u5217\u8868\u5143\u7d20\"<\/p>\n

\u5728Python\u4e2d\u589e\u52a0\u5217\u8868\u5143\u7d20\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528append()\u65b9\u6cd5\u3001\u4f7f\u7528extend()\u65b9\u6cd5\u3001\u4f7f\u7528insert()\u65b9\u6cd5\u3002<\/strong> \u5176\u4e2d\uff0cappend()<\/code>\u65b9\u6cd5\u7528\u4e8e\u5728\u5217\u8868\u672b\u5c3e\u6dfb\u52a0\u5355\u4e2a\u5143\u7d20\uff0cextend()<\/code>\u65b9\u6cd5\u7528\u4e8e\u5728\u5217\u8868\u672b\u5c3e\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\uff0cinsert()<\/code>\u65b9\u6cd5\u7528\u4e8e\u5728\u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165\u4e00\u4e2a\u5143\u7d20\u3002\u63a5\u4e0b\u6765\uff0c\u5c06\u8be6\u7ec6\u63cf\u8ff0append()<\/code>\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

append()<\/code>\u65b9\u6cd5\u662fPython\u5217\u8868\u64cd\u4f5c\u4e2d\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u4e4b\u4e00\u3002\u5b83\u80fd\u591f\u5728\u4e0d\u6539\u53d8\u5217\u8868\u4e2d\u5176\u4ed6\u5143\u7d20\u7684\u60c5\u51b5\u4e0b\uff0c\u5c06\u65b0\u7684\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\u3002\u8fd9\u79cd\u65b9\u6cd5\u7279\u522b\u9002\u5408\u7528\u4e8e\u5904\u7406\u52a8\u6001\u6570\u636e\u6216\u9700\u8981\u9010\u6b65\u6784\u5efa\u6570\u636e\u96c6\u7684\u60c5\u51b5\u3002\u7531\u4e8eappend()<\/code>\u65b9\u6cd5\u53ea\u63a5\u53d7\u4e00\u4e2a\u53c2\u6570\uff0c\u56e0\u6b64\uff0c\u5982\u679c\u9700\u8981\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u6216\u8005\u5176\u4ed6\u65b9\u6cd5\u3002\u4f7f\u7528append()<\/code>\u65b9\u6cd5\u7684\u597d\u5904\u5728\u4e8e\u5176\u64cd\u4f5c\u7b80\u5355\u3001\u4ee3\u7801\u53ef\u8bfb\u6027\u9ad8\uff0c\u5e76\u4e14\u4e0d\u4f1a\u5f71\u54cd\u5217\u8868\u4e2d\u5df2\u6709\u6570\u636e\u7684\u987a\u5e8f\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528APPEND()\u65b9\u6cd5<\/p>\n<\/p>\n

append()<\/code>\u65b9\u6cd5\u662fPython\u4e2d\u7528\u4e8e\u5411\u5217\u8868\u672b\u5c3e\u6dfb\u52a0\u5143\u7d20\u7684\u4e00\u79cd\u7b80\u5355\u4e14\u9ad8\u6548\u7684\u65b9\u6cd5\u3002\u5b83\u7684\u4e3b\u8981\u4f18\u52bf\u5728\u4e8e\u64cd\u4f5c\u7b80\u4fbf\uff0c\u5e76\u4e14\u4e0d\u4f1a\u5f71\u54cd\u5217\u8868\u4e2d\u5df2\u6709\u5143\u7d20\u7684\u987a\u5e8f\u3002<\/p>\n<\/p>\n

1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n

append()<\/code>\u65b9\u6cd5\u7684\u57fa\u672c\u7528\u6cd5\u975e\u5e38\u7b80\u5355\uff0c\u53ea\u9700\u5728\u5217\u8868\u5bf9\u8c61\u540e\u8c03\u7528\u6b64\u65b9\u6cd5\uff0c\u5e76\u5c06\u5f85\u6dfb\u52a0\u7684\u5143\u7d20\u4f5c\u4e3a\u53c2\u6570\u4f20\u5165\u5373\u53ef\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

my_list = [1, 2, 3]<\/p>\n
my_list.append(4)<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6570\u5b574\u88ab\u6dfb\u52a0\u5230\u4e86my_list<\/code>\u5217\u8868\u7684\u672b\u5c3e\u3002<\/p>\n<\/p>\n
2\u3001\u6dfb\u52a0\u590d\u6742\u6570\u636e\u7c7b\u578b<\/h3>\n<\/p>\n
append()<\/code>\u65b9\u6cd5\u4e0d\u4ec5\u9650\u4e8e\u6dfb\u52a0\u7b80\u5355\u7684\u6570\u636e\u7c7b\u578b\uff08\u5982\u6574\u6570\u6216\u5b57\u7b26\u4e32\uff09\uff0c\u8fd8\u53ef\u4ee5\u6dfb\u52a0\u590d\u6742\u7684\u6570\u636e\u7c7b\u578b\uff0c\u6bd4\u5982\u5217\u8868\u3001\u5143\u7ec4\u3001\u5b57\u5178\u7b49\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list.append([4, 5])<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, [4, 5]]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5b50\u5217\u8868[4, 5]<\/code>\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53\u88ab\u6dfb\u52a0\u5230\u4e86my_list<\/code>\u5217\u8868\u7684\u672b\u5c3e\u3002<\/p>\n<\/p>\n
3\u3001\u4e0e\u5176\u4ed6\u65b9\u6cd5\u7684\u6bd4\u8f83<\/h3>\n<\/p>\n
\u4e0eextend()<\/code>\u65b9\u6cd5\u76f8\u6bd4\uff0cappend()<\/code>\u65b9\u6cd5\u4e00\u6b21\u53ea\u80fd\u6dfb\u52a0\u4e00\u4e2a\u5143\u7d20\u3002\u5982\u679c\u9700\u8981\u4e00\u6b21\u6027\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\uff0cextend()<\/code>\u65b9\u6cd5\u53ef\u80fd\u66f4\u4e3a\u5408\u9002\u3002\u7136\u800c\uff0cappend()<\/code>\u65b9\u6cd5\u66f4\u9002\u5408\u6dfb\u52a0\u4e00\u4e2a\u6574\u4f53\uff08\u4f8b\u5982\uff0c\u4e00\u4e2a\u5217\u8868\u6216\u5b57\u5178\uff09\u4f5c\u4e3a\u5355\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528EXTEND()\u65b9\u6cd5<\/p>\n<\/p>\n
extend()<\/code>\u65b9\u6cd5\u7528\u4e8e\u5411\u5217\u8868\u672b\u5c3e\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\u3002\u4e0eappend()<\/code>\u65b9\u6cd5\u4e0d\u540c\u7684\u662f\uff0cextend()<\/code>\u4f1a\u5c06\u7ed9\u5b9a\u7684\u53ef\u8fed\u4ee3\u5bf9\u8c61\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u5206\u522b\u6dfb\u52a0\u5230\u5217\u8868\u4e2d\u3002<\/p>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
extend()<\/code>\u65b9\u6cd5\u7684\u57fa\u672c\u7528\u6cd5\u662f\u5c06\u53ef\u8fed\u4ee3\u5bf9\u8c61\u4e2d\u7684\u6240\u6709\u5143\u7d20\u4f9d\u6b21\u6dfb\u52a0\u5230\u76ee\u6807\u5217\u8868\u7684\u672b\u5c3e\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list.extend([4, 5, 6])<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5217\u8868[4, 5, 6]<\/code>\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u88ab\u9010\u4e00\u6dfb\u52a0\u5230my_list<\/code>\u5217\u8868\u7684\u672b\u5c3e\u3002<\/p>\n<\/p>\n
2\u3001\u4e0eAPPEND()\u65b9\u6cd5\u7684\u533a\u522b<\/h3>\n<\/p>\n
extend()<\/code>\u4e0eappend()<\/code>\u7684\u4e00\u4e2a\u663e\u8457\u533a\u522b\u5728\u4e8e\uff0cextend()<\/code>\u4f1a\u5c06\u53c2\u6570\u4f5c\u4e3a\u591a\u4e2a\u5143\u7d20\u6dfb\u52a0\uff0c\u800cappend()<\/code>\u5219\u5c06\u53c2\u6570\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53\u6dfb\u52a0\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list.append([4, 5])<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, [4, 5]]<\/p>\n
my_list.extend([4, 5])<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u4f7f\u7528\u5176\u4ed6\u53ef\u8fed\u4ee3\u5bf9\u8c61<\/h3>\n<\/p>\n
extend()<\/code>\u65b9\u6cd5\u4e0d\u4ec5\u53ef\u4ee5\u4e0e\u5217\u8868\u914d\u5408\u4f7f\u7528\uff0c\u8fd8\u53ef\u4ee5\u4e0e\u5176\u4ed6\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff08\u5982\u5b57\u7b26\u4e32\u3001\u5143\u7ec4\u3001\u96c6\u5408\u7b49\uff09\u914d\u5408\u4f7f\u7528\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = ['a', 'b']<\/p>\n
my_list.extend('cd')<\/p>\n
print(my_list)  # \u8f93\u51fa: ['a', 'b', 'c', 'd']<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5b57\u7b26\u4e32'cd'<\/code>\u88ab\u89c6\u4e3a\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff0c\u5176\u6bcf\u4e2a\u5b57\u7b26\u4f9d\u6b21\u88ab\u6dfb\u52a0\u5230my_list<\/code>\u5217\u8868\u4e2d\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528INSERT()\u65b9\u6cd5<\/p>\n<\/p>\n
insert()<\/code>\u65b9\u6cd5\u7528\u4e8e\u5728\u5217\u8868\u7684\u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20\u3002\u4e0eappend()<\/code>\u548cextend()<\/code>\u4e0d\u540c\uff0cinsert()<\/code>\u53ef\u4ee5\u7cbe\u786e\u5730\u63a7\u5236\u5143\u7d20\u63d2\u5165\u7684\u4f4d\u7f6e\u3002<\/p>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
insert()<\/code>\u65b9\u6cd5\u9700\u8981\u4e24\u4e2a\u53c2\u6570\uff1a\u7b2c\u4e00\u4e2a\u53c2\u6570\u662f\u63d2\u5165\u4f4d\u7f6e\u7684\u7d22\u5f15\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662f\u8981\u63d2\u5165\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list.insert(1, 'a')<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 'a', 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5b57\u7b26'a'<\/code>\u88ab\u63d2\u5165\u5230\u7d22\u5f151\u7684\u4f4d\u7f6e\uff0c\u539f\u6765\u7684\u5143\u7d20\u5411\u53f3\u79fb\u52a8\u3002<\/p>\n<\/p>\n
2\u3001\u63d2\u5165\u590d\u6742\u6570\u636e\u7c7b\u578b<\/h3>\n<\/p>\n
\u4e0eappend()<\/code>\u7c7b\u4f3c\uff0cinsert()<\/code>\u65b9\u6cd5\u4e5f\u53ef\u4ee5\u63d2\u5165\u590d\u6742\u6570\u636e\u7c7b\u578b\uff08\u5982\u5217\u8868\u3001\u5143\u7ec4\u3001\u5b57\u5178\u7b49\uff09\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list.insert(1, [4, 5])<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, [4, 5], 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5b50\u5217\u8868[4, 5]<\/code>\u4f5c\u4e3a\u4e00\u4e2a\u6574\u4f53\u88ab\u63d2\u5165\u5230\u7d22\u5f151\u7684\u4f4d\u7f6e\u3002<\/p>\n<\/p>\n
3\u3001\u4f7f\u7528\u8d1f\u7d22\u5f15<\/h3>\n<\/p>\n
insert()<\/code>\u65b9\u6cd5\u652f\u6301\u8d1f\u7d22\u5f15\uff0c\u8fd9\u610f\u5473\u7740\u53ef\u4ee5\u4ece\u5217\u8868\u7684\u672b\u5c3e\u5f00\u59cb\u8ba1\u6570\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list.insert(-1, 'b')<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 'b', 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5b57\u7b26'b'<\/code>\u88ab\u63d2\u5165\u5230\u5012\u6570\u7b2c\u4e8c\u4e2a\u4f4d\u7f6e\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u5217\u8868\u5207\u7247<\/p>\n<\/p>\n
\u5217\u8868\u5207\u7247\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u529f\u80fd\uff0c\u5141\u8bb8\u901a\u8fc7\u8d4b\u503c\u7684\u65b9\u5f0f\u5728\u5217\u8868\u7684\u4efb\u610f\u4f4d\u7f6e\u63d2\u5165\u591a\u4e2a\u5143\u7d20\u3002\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u4e0d\u5982append()<\/code>\u3001extend()<\/code>\u548cinsert()<\/code>\u5e38\u7528\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u975e\u5e38\u5b9e\u7528\u3002<\/p>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
\u901a\u8fc7\u5217\u8868\u5207\u7247\uff0c\u53ef\u4ee5\u5c06\u591a\u4e2a\u5143\u7d20\u63d2\u5165\u5230\u5217\u8868\u7684\u6307\u5b9a\u4f4d\u7f6e\u3002\u5207\u7247\u7684\u8bed\u6cd5\u662flist[start:end]<\/code>\uff0c\u5176\u4e2dstart<\/code>\u548cend<\/code>\u662f\u7d22\u5f15\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 4, 5]<\/p>\n
my_list[1:1] = [2, 3]<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5217\u8868[2, 3]<\/code>\u88ab\u63d2\u5165\u5230\u7d22\u5f151\u7684\u4f4d\u7f6e\u3002<\/p>\n<\/p>\n
2\u3001\u66ff\u6362\u591a\u4e2a\u5143\u7d20<\/h3>\n<\/p>\n
\u5217\u8868\u5207\u7247\u8fd8\u53ef\u4ee5\u7528\u4e8e\u66ff\u6362\u591a\u4e2a\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3, 6]<\/p>\n
my_list[3:] = [4, 5]<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5217\u8868[4, 5]<\/code>\u66ff\u6362\u4e86\u7d22\u5f153\u53ca\u5176\u4e4b\u540e\u7684\u6240\u6709\u5143\u7d20\u3002<\/p>\n<\/p>\n
3\u3001\u63d2\u5165\u7a7a\u5217\u8868<\/h3>\n<\/p>\n
\u901a\u8fc7\u5207\u7247\uff0c\u4e5f\u53ef\u4ee5\u5728\u5217\u8868\u7684\u4efb\u610f\u4f4d\u7f6e\u63d2\u5165\u7a7a\u5217\u8868\uff0c\u8fd9\u76f8\u5f53\u4e8e\u4e0d\u505a\u4efb\u4f55\u4fee\u6539\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list[1:1] = []<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u867d\u7136\u4f7f\u7528\u4e86\u5207\u7247\u63d2\u5165\uff0c\u4f46\u7531\u4e8e\u63d2\u5165\u7684\u662f\u4e00\u4e2a\u7a7a\u5217\u8868\uff0c\u5217\u8868\u5185\u5bb9\u672a\u53d1\u751f\u53d8\u5316\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528\u5217\u8868\u76f8\u52a0<\/p>\n<\/p>\n
Python\u5141\u8bb8\u4f7f\u7528\u52a0\u53f7\u8fd0\u7b97\u7b26+<\/code>\u5c06\u4e24\u4e2a\u5217\u8868\u5408\u5e76\u4e3a\u4e00\u4e2a\u65b0\u7684\u5217\u8868\u3002\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u4f1a\u6539\u53d8\u539f\u6709\u5217\u8868\uff0c\u800c\u662f\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u5217\u8868\u3002<\/p>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
\u4f7f\u7528\u52a0\u53f7\u8fd0\u7b97\u7b26\u53ef\u4ee5\u5c06\u4e24\u4e2a\u5217\u8868\u5408\u5e76\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5]<\/p>\n
result = list1 + list2<\/p>\n
print(result)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0clist1<\/code>\u548clist2<\/code>\u88ab\u5408\u5e76\u4e3a\u4e00\u4e2a\u65b0\u7684\u5217\u8868result<\/code>\u3002<\/p>\n<\/p>\n
2\u3001\u4e0eEXTEND()\u65b9\u6cd5\u7684\u6bd4\u8f83<\/h3>\n<\/p>\n
\u4e0eextend()<\/code>\u65b9\u6cd5\u4e0d\u540c\uff0c\u4f7f\u7528\u52a0\u53f7\u8fd0\u7b97\u7b26\u4e0d\u4f1a\u6539\u53d8\u539f\u6709\u7684\u5217\u8868\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5]<\/p>\n
list1.extend(list2)<\/p>\n
print(list1)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0clist1<\/code>\u88abextend()<\/code>\u65b9\u6cd5\u4fee\u6539\u3002\u800c\u4f7f\u7528\u52a0\u53f7\u8fd0\u7b97\u7b26\u65f6\uff0c\u539f\u6709\u5217\u8868\u4fdd\u6301\u4e0d\u53d8\u3002<\/p>\n<\/p>\n
3\u3001\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n
\u4f7f\u7528\u52a0\u53f7\u8fd0\u7b97\u7b26\u9002\u7528\u4e8e\u9700\u8981\u4fdd\u7559\u539f\u6709\u5217\u8868\u4e0d\u53d8\uff0c\u5e76\u751f\u6210\u65b0\u5217\u8868\u7684\u573a\u666f\u3002\u4f8b\u5982\uff0c\u5f53\u9700\u8981\u4fdd\u7559\u539f\u59cb\u6570\u636e\u96c6\u5e76\u5728\u6b64\u57fa\u7840\u4e0a\u8fdb\u884c\u64cd\u4f5c\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u8fd9\u79cd\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
\u516d\u3001\u4f7f\u7528\u5217\u8868\u4e58\u6cd5<\/p>\n<\/p>\n
\u5217\u8868\u4e58\u6cd5\u662f\u901a\u8fc7\u4e58\u4ee5\u4e00\u4e2a\u6574\u6570n\u6765\u521b\u5efa\u4e00\u4e2a\u5305\u542bn\u4e2a\u76f8\u540c\u5143\u7d20\u7684\u5217\u8868\u3002\u8fd9\u79cd\u65b9\u6cd5\u4e3b\u8981\u7528\u4e8e\u521d\u59cb\u5316\u5217\u8868\u6216\u521b\u5efa\u91cd\u590d\u5143\u7d20\u7684\u5217\u8868\u3002<\/p>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
\u901a\u8fc7\u5217\u8868\u4e58\u6cd5\uff0c\u53ef\u4ee5\u5feb\u901f\u521b\u5efa\u5305\u542b\u91cd\u590d\u5143\u7d20\u7684\u5217\u8868\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [0] * 5<\/p>\n
print(my_list)  # \u8f93\u51fa: [0, 0, 0, 0, 0]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cmy_list<\/code>\u5305\u542b\u4e865\u4e2a\u91cd\u590d\u7684\u5143\u7d200\u3002<\/p>\n<\/p>\n
2\u3001\u4e0e\u5217\u8868\u76f8\u52a0\u7684\u7ed3\u5408\u4f7f\u7528<\/h3>\n<\/p>\n
\u5217\u8868\u4e58\u6cd5\u53ef\u4ee5\u4e0e\u5217\u8868\u76f8\u52a0\u7ed3\u5408\u4f7f\u7528\uff0c\u4ee5\u4fbf\u5728\u73b0\u6709\u5217\u8868\u7684\u57fa\u7840\u4e0a\u6dfb\u52a0\u91cd\u590d\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list = my_list + [0] * 2<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 0, 0]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u4e24\u4e2a0\u88ab\u6dfb\u52a0\u5230\u4e86my_list<\/code>\u7684\u672b\u5c3e\u3002<\/p>\n<\/p>\n
3\u3001\u6ce8\u610f\u4e8b\u9879<\/h3>\n<\/p>\n
\u4f7f\u7528\u5217\u8868\u4e58\u6cd5\u65f6\u9700\u8981\u6ce8\u610f\uff0c\u4e58\u4ee5\u7684\u6574\u6570\u4e0d\u80fd\u662f\u8d1f\u6570\uff0c\u5426\u5219\u4f1a\u4ea7\u751f\u7a7a\u5217\u8868\u3002\u6b64\u5916\uff0c\u5217\u8868\u4e58\u6cd5\u751f\u6210\u7684\u662f\u6d45\u62f7\u8d1d\uff0c\u5bf9\u4e8e\u5305\u542b\u590d\u6742\u6570\u636e\u7c7b\u578b\u7684\u5217\u8868\uff0c\u53ef\u80fd\u9700\u8981\u4f7f\u7528\u6df1\u62f7\u8d1d\u4ee5\u907f\u514d\u610f\u5916\u7684\u5f15\u7528\u95ee\u9898\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f<\/p>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7528\u4e8e\u521b\u5efa\u65b0\u5217\u8868\u7684\u7d27\u51d1\u8868\u8fbe\u5f0f\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u800c\u5f3a\u5927\u7684\u65b9\u5f0f\u6765\u751f\u6210\u5217\u8868\u5143\u7d20\u3002<\/p>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u5f0f\u53ef\u4ee5\u7528\u6765\u901a\u8fc7\u4e00\u4e9b\u7b80\u5355\u7684\u8868\u8fbe\u5f0f\u548c\u5faa\u73af\u751f\u6210\u5217\u8868\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
squares = [x2 for x in range(1, 6)]<\/p>\n
print(squares)  # \u8f93\u51fa: [1, 4, 9, 16, 25]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0csquares<\/code>\u5217\u8868\u901a\u8fc7\u5217\u8868\u63a8\u5bfc\u5f0f\u751f\u6210\uff0c\u5305\u542b1\u52305\u7684\u5e73\u65b9\u3002<\/p>\n<\/p>\n
2\u3001\u7ed3\u5408\u6761\u4ef6\u8868\u8fbe\u5f0f<\/h3>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u5f0f\u8fd8\u53ef\u4ee5\u7ed3\u5408\u6761\u4ef6\u8868\u8fbe\u5f0f\u6765\u7b5b\u9009\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
evens = [x for x in range(10) if x % 2 == 0]<\/p>\n
print(evens)  # \u8f93\u51fa: [0, 2, 4, 6, 8]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cevens<\/code>\u5217\u8868\u53ea\u5305\u542b0\u52309\u4e4b\u95f4\u7684\u5076\u6570\u3002<\/p>\n<\/p>\n
3\u3001\u4e0e\u5176\u4ed6\u65b9\u6cd5\u7684\u7ed3\u5408\u4f7f\u7528<\/h3>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u5f0f\u53ef\u4ee5\u4e0e\u5176\u4ed6\u65b9\u6cd5\u7ed3\u5408\u4f7f\u7528\uff0c\u4ee5\u4fbf\u5728\u751f\u6210\u65b0\u5217\u8868\u7684\u540c\u65f6\u6dfb\u52a0\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [1, 2, 3]<\/p>\n
my_list += [x for x in range(4, 6)]<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cmy_list<\/code>\u901a\u8fc7\u5217\u8868\u63a8\u5bfc\u5f0f\u6dfb\u52a0\u4e86\u65b0\u5143\u7d20\u3002<\/p>\n<\/p>\n
\u516b\u3001\u4f7f\u7528NUMPY\u6570\u7ec4<\/p>\n<\/p>\n
NumPy\u662fPython\u4e2d\u7528\u4e8e\u79d1\u5b66\u8ba1\u7b97\u7684\u4e00\u4e2a\u5f3a\u5927\u5e93\u3002NumPy\u6570\u7ec4\u4e0e\u5217\u8868\u7c7b\u4f3c\uff0c\u4f46\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u529f\u80fd\u548c\u66f4\u9ad8\u7684\u6027\u80fd\u3002<\/p>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
NumPy\u6570\u7ec4\u53ef\u4ee5\u901a\u8fc7numpy.append()<\/code>\u51fd\u6570\u5728\u6570\u7ec4\u672b\u5c3e\u6dfb\u52a0\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
import numpy as np<\/p>\n
array = np.array([1, 2, 3])<\/p>\n
new_array = np.append(array, [4, 5])<\/p>\n
print(new_array)  # \u8f93\u51fa: [1 2 3 4 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cnew_array<\/code>\u662f\u4e00\u4e2a\u65b0\u7684NumPy\u6570\u7ec4\uff0c\u5305\u542b\u4e86\u539f\u6570\u7ec4\u548c\u65b0\u5143\u7d20\u3002<\/p>\n<\/p>\n
2\u3001\u4e0e\u5217\u8868\u7684\u8f6c\u6362<\/h3>\n<\/p>\n
NumPy\u6570\u7ec4\u53ef\u4ee5\u65b9\u4fbf\u5730\u4e0ePython\u5217\u8868\u76f8\u4e92\u8f6c\u6362\u3002\u4f8b\u5982\uff0c\u4f7f\u7528tolist()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u5c06NumPy\u6570\u7ec4\u8f6c\u6362\u4e3a\u5217\u8868\uff1a<\/p>\n<\/p>\n
array = np.array([1, 2, 3])<\/p>\n
my_list = array.tolist()<\/p>\n
print(my_list)  # \u8f93\u51fa: [1, 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u9ad8\u6548\u5904\u7406\u5927\u6570\u636e<\/h3>\n<\/p>\n
NumPy\u6570\u7ec4\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u96c6\u65f6\u5177\u6709\u663e\u8457\u7684\u6027\u80fd\u4f18\u52bf\u3002\u5b83\u4eec\u652f\u6301\u77e2\u91cf\u5316\u8fd0\u7b97\uff0c\u53ef\u4ee5\u5728\u4e0d\u663e\u5f0f\u7f16\u5199\u5faa\u73af\u7684\u60c5\u51b5\u4e0b\u5bf9\u6574\u4e2a\u6570\u7ec4\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n<\/p>\n
\u4e5d\u3001\u4f7f\u7528DEQUE\u53cc\u7aef\u961f\u5217<\/p>\n<\/p>\n
collections<\/code>\u6a21\u5757\u4e2d\u7684deque<\/code>\u63d0\u4f9b\u4e86\u4e00\u79cd\u9ad8\u6548\u7684\u53cc\u7aef\u961f\u5217\u6570\u636e\u7ed3\u6784\u3002\u5b83\u652f\u6301\u5728\u961f\u5217\u7684\u4e24\u7aef\u8fdb\u884c\u5feb\u901f\u7684\u63d2\u5165\u548c\u5220\u9664\u64cd\u4f5c\u3002<\/p>\n<\/p>\n
1\u3001\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
deque<\/code>\u53ef\u4ee5\u901a\u8fc7append()<\/code>\u548cappendleft()<\/code>\u65b9\u6cd5\u5728\u961f\u5217\u7684\u4e24\u7aef\u6dfb\u52a0\u5143\u7d20\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
from collections import deque<\/p>\n
d = deque([1, 2, 3])<\/p>\n
d.append(4)<\/p>\n
print(d)  # \u8f93\u51fa: deque([1, 2, 3, 4])<\/p>\n
d.appendleft(0)<\/p>\n
print(d)  # \u8f93\u51fa: deque([0, 1, 2, 3, 4])<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u4e0e\u5217\u8868\u7684\u6bd4\u8f83<\/h3>\n<\/p>\n
deque<\/code>\u4e0e\u5217\u8868\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u5176\u5728\u4e24\u7aef\u63d2\u5165\u548c\u5220\u9664\u5143\u7d20\u65f6\u7684\u6027\u80fd\u66f4\u9ad8\u3002\u8fd9\u4f7f\u5f97deque<\/code>\u7279\u522b\u9002\u7528\u4e8e\u961f\u5217\u548c\u6808\u7684\u5b9e\u73b0\u3002<\/p>\n<\/p>\n
3\u3001\u8f6c\u6362\u4e3a\u5217\u8868<\/h3>\n<\/p>\n
deque<\/code>\u53ef\u4ee5\u65b9\u4fbf\u5730\u8f6c\u6362\u4e3a\u5217\u8868\u3002\u4f8b\u5982\uff0c\u4f7f\u7528list()<\/code>\u51fd\u6570\u53ef\u4ee5\u5c06deque<\/code>\u8f6c\u6362\u4e3a\u5217\u8868\uff1a<\/p>\n<\/p>\n
my_list = list(d)<\/p>\n
print(my_list)  # \u8f93\u51fa: [0, 1, 2, 3, 4]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5341\u3001\u603b\u7ed3<\/p>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u6709\u591a\u79cd\u65b9\u6cd5\u53ef\u4ee5\u7528\u4e8e\u589e\u52a0\u5217\u8868\u5143\u7d20\u3002\u6839\u636e\u4e0d\u540c\u7684\u9700\u6c42\u548c\u4f7f\u7528\u573a\u666f\uff0c\u53ef\u4ee5\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u6765\u64cd\u4f5c\u5217\u8868\u3002append()<\/code>\u3001extend()<\/code>\u548cinsert()<\/code>\u662f\u6700\u5e38\u7528\u7684\u4e09\u79cd\u65b9\u6cd5<\/strong>\uff0c\u800c\u901a\u8fc7\u5217\u8868\u5207\u7247\u3001\u5217\u8868\u76f8\u52a0\u3001\u5217\u8868\u4e58\u6cd5\u3001\u5217\u8868\u63a8\u5bfc\u5f0f\u3001NumPy\u6570\u7ec4\u548cdeque<\/code>\u53cc\u7aef\u961f\u5217\u7b49\u9ad8\u7ea7\u6280\u672f\uff0c\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u6570\u636e\u7ed3\u6784\u548c\u64cd\u4f5c\u3002\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u65f6\uff0c\u9009\u62e9\u5408\u9002\u7684\u6570\u636e\u7ed3\u6784\uff08\u5982NumPy\u6570\u7ec4\u6216deque<\/code>\uff09\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u5411\u5217\u8868\u6dfb\u52a0\u5355\u4e2a\u5143\u7d20\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528append()<\/code>\u65b9\u6cd5\u5411\u5217\u8868\u6dfb\u52a0\u5355\u4e2a\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u5047\u8bbe\u60a8\u6709\u4e00\u4e2a\u540d\u4e3amy_list<\/code>\u7684\u5217\u8868\uff0c\u53ef\u4ee5\u901a\u8fc7my_list.append('\u65b0\u5143\u7d20')<\/code>\u5c06\u65b0\u5143\u7d20\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\u3002\u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u9002\u5408\u6dfb\u52a0\u4e00\u4e2a\u5143\u7d20\u3002<\/p>\n
Python\u4e2d\u5982\u4f55\u4e00\u6b21\u6027\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\u5230\u5217\u8868\uff1f<\/strong>
\u82e5\u9700\u4e00\u6b21\u6027\u6dfb\u52a0\u591a\u4e2a\u5143\u7d20\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528extend()<\/code>\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u4f7f\u7528my_list.extend(['\u5143\u7d201', '\u5143\u7d202', '\u5143\u7d203'])<\/code>\u53ef\u4ee5\u5c06\u591a\u4e2a\u5143\u7d20\u6dfb\u52a0\u5230\u73b0\u6709\u5217\u8868\u4e2d\u3002\u6b64\u65b9\u6cd5\u5c06\u65b0\u5143\u7d20\u9010\u4e00\u6dfb\u52a0\u5230\u5217\u8868\u7684\u672b\u5c3e\uff0c\u6269\u5c55\u5217\u8868\u7684\u957f\u5ea6\u3002<\/p>\n
\u5728Python\u5217\u8868\u4e2d\u63d2\u5165\u5143\u7d20\u65f6\u5982\u4f55\u6307\u5b9a\u4f4d\u7f6e\uff1f<\/strong>
\u8981\u5728\u5217\u8868\u7684\u7279\u5b9a\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528insert()<\/code>\u65b9\u6cd5\u3002\u8be5\u65b9\u6cd5\u7684\u8bed\u6cd5\u4e3amy_list.insert(\u7d22\u5f15, '\u65b0\u5143\u7d20')<\/code>\uff0c\u5176\u4e2d\u7d22\u5f15<\/code>\u4e3a\u60a8\u5e0c\u671b\u63d2\u5165\u5143\u7d20\u7684\u4f4d\u7f6e\u3002\u4f8b\u5982\uff0c\u4f7f\u7528my_list.insert(0, '\u65b0\u5143\u7d20')<\/code>\u4f1a\u5728\u5217\u8868\u7684\u5f00\u5934\u63d2\u5165\u65b0\u5143\u7d20\uff0c\u800cmy_list.insert(2, '\u65b0\u5143\u7d20')<\/code>\u5219\u4f1a\u5728\u7d22\u5f15\u4e3a2\u7684\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u589e\u52a0\u5217\u8868\u5143\u7d20\u7684\u65b9\u6cd5\u5305\u62ec\uff1a\u4f7f\u7528append()\u65b9\u6cd5\u3001\u4f7f\u7528extend()\u65b9\u6cd5\u3001\u4f7f\u7528insert( […]","protected":false},"author":3,"featured_media":967949,"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\/967943"}],"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=967943"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/967943\/revisions"}],"predecessor-version":[{"id":967952,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/967943\/revisions\/967952"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/967949"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=967943"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=967943"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=967943"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}