{"id":1157548,"date":"2025-01-13T18:30:02","date_gmt":"2025-01-13T10:30:02","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1157548.html"},"modified":"2025-01-13T18:30:06","modified_gmt":"2025-01-13T10:30:06","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e5%88%9b%e5%bb%ba%e5%88%97%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1157548.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u521b\u5efa\u5217\u8868"},"content":{"rendered":"

\"python\u4e2d\u5982\u4f55\u521b\u5efa\u5217\u8868\"<\/p>\n

\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u65b9\u62ec\u53f7\u3001\u5217\u8868\u63a8\u5bfc\u5f0f\u3001list()\u51fd\u6570\u7b49\u65b9\u6cd5\u521b\u5efa\u5217\u8868\u3002<\/strong>\u5176\u4e2d\u6700\u5e38\u7528\u7684\u662f\u901a\u8fc7\u65b9\u62ec\u53f7\u6765\u521b\u5efa\u5217\u8868\uff0c\u8fd9\u79cd\u65b9\u6cd5\u7b80\u5355\u76f4\u89c2\u3002\u521b\u5efa\u7a7a\u5217\u8868\u3001\u5305\u542b\u5143\u7d20\u7684\u5217\u8868\u3001\u901a\u8fc7\u5217\u8868\u63a8\u5bfc\u5f0f\u751f\u6210\u5217\u8868<\/strong>\u662f\u6700\u5e38\u89c1\u7684\u51e0\u79cd\u65b9\u5f0f\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528\u65b9\u62ec\u53f7\u521b\u5efa\u5217\u8868<\/h3>\n<\/p>\n

1\u3001\u521b\u5efa\u7a7a\u5217\u8868<\/strong><\/p>\n<\/p>\n

\u53ef\u4ee5\u4f7f\u7528\u4e00\u5bf9\u65b9\u62ec\u53f7 []<\/code> \u6765\u521b\u5efa\u4e00\u4e2a\u7a7a\u5217\u8868\u3002<\/p>\n<\/p>\n

empty_list = []<\/p>\n
print(empty_list)  # \u8f93\u51fa: []<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u521b\u5efa\u5305\u542b\u5143\u7d20\u7684\u5217\u8868<\/strong><\/p>\n<\/p>\n
\u5728\u65b9\u62ec\u53f7\u4e2d\u76f4\u63a5\u5199\u5165\u5143\u7d20\uff0c\u5e76\u7528\u9017\u53f7\u5206\u9694\uff0c\u5373\u53ef\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u5143\u7d20\u7684\u5217\u8868\u3002<\/p>\n<\/p>\n
numbers = [1, 2, 3, 4, 5]<\/p>\n
print(numbers)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
names = ["Alice", "Bob", "Charlie"]<\/p>\n
print(names)  # \u8f93\u51fa: ["Alice", "Bob", "Charlie"]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528list()\u51fd\u6570\u521b\u5efa\u5217\u8868<\/h3>\n<\/p>\n
1\u3001\u521b\u5efa\u7a7a\u5217\u8868<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 list()<\/code> \u51fd\u6570\u6765\u521b\u5efa\u4e00\u4e2a\u7a7a\u5217\u8868\u3002<\/p>\n<\/p>\n
empty_list = list()<\/p>\n
print(empty_list)  # \u8f93\u51fa: []<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5c06\u5176\u4ed6\u53ef\u8fed\u4ee3\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5217\u8868<\/strong><\/p>\n<\/p>\n
\u4f7f\u7528 list()<\/code> \u51fd\u6570\u53ef\u4ee5\u5c06\u5176\u4ed6\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff08\u5982\u5b57\u7b26\u4e32\u3001\u5143\u7ec4\u3001\u96c6\u5408\u7b49\uff09\u8f6c\u6362\u4e3a\u5217\u8868\u3002<\/p>\n<\/p>\n
# \u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5217\u8868<\/p>\n
string_list = list("hello")<\/p>\n
print(string_list)  # \u8f93\u51fa: ['h', 'e', 'l', 'l', 'o']<\/p>\n
\u5c06\u5143\u7ec4\u8f6c\u6362\u4e3a\u5217\u8868<\/strong><\/h2>\n
tuple_list = list((1, 2, 3))<\/p>\n
print(tuple_list)  # \u8f93\u51fa: [1, 2, 3]<\/p>\n
\u5c06\u96c6\u5408\u8f6c\u6362\u4e3a\u5217\u8868<\/strong><\/h2>\n
set_list = list({1, 2, 3})<\/p>\n
print(set_list)  # \u8f93\u51fa: [1, 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u521b\u5efa\u5217\u8868<\/h3>\n<\/p>\n
1\u3001\u57fa\u672c\u5217\u8868\u63a8\u5bfc\u5f0f<\/strong><\/p>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u7684\u521b\u5efa\u5217\u8868\u7684\u65b9\u5f0f\uff0c\u8bed\u6cd5\u4e3a [\u8868\u8fbe\u5f0f for \u5143\u7d20 in \u53ef\u8fed\u4ee3\u5bf9\u8c61]<\/code>\u3002<\/p>\n<\/p>\n
squares = [x2 for x in range(10)]<\/p>\n
print(squares)  # \u8f93\u51fa: [0, 1, 4, 9, 16, 25, 36, 49, 64, 81]<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5e26\u6761\u4ef6\u7684\u5217\u8868\u63a8\u5bfc\u5f0f<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u5728\u5217\u8868\u63a8\u5bfc\u5f0f\u4e2d\u6dfb\u52a0\u6761\u4ef6\u8bed\u53e5\u6765\u7b5b\u9009\u5143\u7d20\uff0c\u8bed\u6cd5\u4e3a [\u8868\u8fbe\u5f0f for \u5143\u7d20 in \u53ef\u8fed\u4ee3\u5bf9\u8c61 if \u6761\u4ef6]<\/code>\u3002<\/p>\n<\/p>\n
even_squares = [x2 for x in range(10) if x % 2 == 0]<\/p>\n
print(even_squares)  # \u8f93\u51fa: [0, 4, 16, 36, 64]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u591a\u7ef4\u5217\u8868<\/h3>\n<\/p>\n
\u591a\u7ef4\u5217\u8868\u662f\u5305\u542b\u5217\u8868\u7684\u5217\u8868\uff0c\u5e38\u7528\u4e8e\u8868\u793a\u77e9\u9635\u6216\u8868\u683c\u6570\u636e\u3002<\/p>\n<\/p>\n
matrix = [<\/p>\n
    [1, 2, 3],<\/p>\n
    [4, 5, 6],<\/p>\n
    [7, 8, 9]<\/p>\n
]<\/p>\n
print(matrix)<\/p>\n
\u8f93\u51fa:<\/strong><\/h2>\n
[[1, 2, 3],<\/strong><\/h2>\n
 [4, 5, 6],<\/strong><\/h2>\n
 [7, 8, 9]]<\/strong><\/h2>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528\u5185\u7f6e\u51fd\u6570\u548c\u65b9\u6cd5<\/h3>\n<\/p>\n
1\u3001\u4f7f\u7528\u5185\u7f6e\u51fd\u6570<\/strong><\/p>\n<\/p>\n
Python \u63d0\u4f9b\u4e86\u4e00\u4e9b\u5185\u7f6e\u51fd\u6570\u6765\u751f\u6210\u5217\u8868\u3002\u4f8b\u5982\uff0crange()<\/code> \u51fd\u6570\u53ef\u4ee5\u751f\u6210\u4e00\u4e2a\u6307\u5b9a\u8303\u56f4\u7684\u6574\u6570\u5e8f\u5217\u3002<\/p>\n<\/p>\n
range_list = list(range(10))<\/p>\n
print(range_list)  # \u8f93\u51fa: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u4f7f\u7528\u5217\u8868\u65b9\u6cd5<\/strong><\/p>\n<\/p>\n
\u5217\u8868\u5bf9\u8c61\u6709\u8bb8\u591a\u5185\u7f6e\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u7075\u6d3b\u5730\u64cd\u4f5c\u5217\u8868\u3002\u4f8b\u5982\uff0cappend()<\/code> \u65b9\u6cd5\u53ef\u4ee5\u5728\u5217\u8868\u672b\u5c3e\u6dfb\u52a0\u5143\u7d20\u3002<\/p>\n<\/p>\n
numbers = []<\/p>\n
numbers.append(1)<\/p>\n
numbers.append(2)<\/p>\n
numbers.append(3)<\/p>\n
print(numbers)  # \u8f93\u51fa: [1, 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u4f7f\u7528\u751f\u6210\u5668\u521b\u5efa\u5217\u8868<\/h3>\n<\/p>\n
\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u548c\u5217\u8868\u63a8\u5bfc\u5f0f\u7c7b\u4f3c\uff0c\u4f46\u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u751f\u6210\u5668\u5bf9\u8c61\u3002\u53ef\u4ee5\u4f7f\u7528 list()<\/code> \u51fd\u6570\u5c06\u751f\u6210\u5668\u5bf9\u8c61\u8f6c\u6362\u4e3a\u5217\u8868\u3002<\/p>\n<\/p>\n
generator = (x2 for x in range(10))<\/p>\n
squares = list(generator)<\/p>\n
print(squares)  # \u8f93\u51fa: [0, 1, 4, 9, 16, 25, 36, 49, 64, 81]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e03\u3001\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93\u521b\u5efa\u5217\u8868<\/h3>\n<\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93\u6765\u521b\u5efa\u548c\u5904\u7406\u5217\u8868\u3002\u4f8b\u5982\uff0cNumPy \u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u79d1\u5b66\u8ba1\u7b97\u5e93\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u521b\u5efa\u548c\u64cd\u4f5c\u591a\u7ef4\u6570\u7ec4\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
\u521b\u5efa\u4e00\u4e2a\u5305\u542b0\u52309\u7684\u6570\u7ec4<\/strong><\/h2>\n
array = np.arange(10)<\/p>\n
\u5c06NumPy\u6570\u7ec4\u8f6c\u6362\u4e3a\u5217\u8868<\/strong><\/h2>\n
num_list = array.tolist()<\/p>\n
print(num_list)  # \u8f93\u51fa: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516b\u3001\u5217\u8868\u7684\u5176\u4ed6\u9ad8\u7ea7\u64cd\u4f5c<\/h3>\n<\/p>\n
1\u3001\u5217\u8868\u5143\u7d20\u8bbf\u95ee<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u8bbf\u95ee\u5217\u8868\u4e2d\u7684\u5143\u7d20\uff0c\u7d22\u5f15\u4ece 0 \u5f00\u59cb\u3002<\/p>\n<\/p>\n
numbers = [1, 2, 3, 4, 5]<\/p>\n
print(numbers[0])  # \u8f93\u51fa: 1<\/p>\n
print(numbers[4])  # \u8f93\u51fa: 5<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5217\u8868\u5207\u7247<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528\u5207\u7247\u8bed\u6cd5\u8bbf\u95ee\u5217\u8868\u4e2d\u7684\u4e00\u90e8\u5206\u5143\u7d20\u3002<\/p>\n<\/p>\n
numbers = [1, 2, 3, 4, 5]<\/p>\n
print(numbers[1:4])  # \u8f93\u51fa: [2, 3, 4]<\/p>\n
print(numbers[:3])  # \u8f93\u51fa: [1, 2, 3]<\/p>\n
print(numbers[3:])  # \u8f93\u51fa: [4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u5217\u8868\u904d\u5386<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 for<\/code> \u5faa\u73af\u904d\u5386\u5217\u8868\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n
numbers = [1, 2, 3, 4, 5]<\/p>\n
for num in numbers:<\/p>\n
    print(num)<\/p>\n
\u8f93\u51fa:<\/strong><\/h2>\n
1<\/strong><\/h2>\n
2<\/strong><\/h2>\n
3<\/strong><\/h2>\n
4<\/strong><\/h2>\n
5<\/strong><\/h2>\n
<\/code><\/pre>\n<\/p>\n
4\u3001\u5217\u8868\u63a8\u5bfc<\/strong><\/p>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u662f\u4e00\u79cd\u521b\u5efa\u5217\u8868\u7684\u5feb\u6377\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5c06\u590d\u6742\u7684\u8868\u8fbe\u5f0f\u548c\u6761\u4ef6\u8bed\u53e5\u7ed3\u5408\u5728\u4e00\u8d77\u3002<\/p>\n<\/p>\n
squares = [x2 for x in range(10)]<\/p>\n
print(squares)  # \u8f93\u51fa: [0, 1, 4, 9, 16, 25, 36, 49, 64, 81]<\/p>\n
<\/code><\/pre>\n<\/p>\n
5\u3001\u5d4c\u5957\u5217\u8868<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u521b\u5efa\u5305\u542b\u5176\u4ed6\u5217\u8868\u7684\u5217\u8868\uff0c\u5f62\u6210\u591a\u7ef4\u5217\u8868\u3002<\/p>\n<\/p>\n
matrix = [<\/p>\n
    [1, 2, 3],<\/p>\n
    [4, 5, 6],<\/p>\n
    [7, 8, 9]<\/p>\n
]<\/p>\n
print(matrix[0][1])  # \u8f93\u51fa: 2<\/p>\n
<\/code><\/pre>\n<\/p>\n
6\u3001\u5217\u8868\u65b9\u6cd5<\/strong><\/p>\n<\/p>\n
Python \u63d0\u4f9b\u4e86\u8bb8\u591a\u7528\u4e8e\u64cd\u4f5c\u5217\u8868\u7684\u65b9\u6cd5\uff0c\u4f8b\u5982 append()<\/code>, extend()<\/code>, insert()<\/code>, remove()<\/code>, pop()<\/code>, clear()<\/code>, index()<\/code>, count()<\/code>, sort()<\/code>, reverse()<\/code> \u7b49\u3002<\/p>\n<\/p>\n
numbers = [1, 2, 3]<\/p>\n
numbers.append(4)  # \u5728\u672b\u5c3e\u6dfb\u52a0\u5143\u7d20<\/p>\n
print(numbers)  # \u8f93\u51fa: [1, 2, 3, 4]<\/p>\n
numbers.extend([5, 6])  # \u6269\u5c55\u5217\u8868<\/p>\n
print(numbers)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
numbers.insert(0, 0)  # \u5728\u6307\u5b9a\u4f4d\u7f6e\u63d2\u5165\u5143\u7d20<\/p>\n
print(numbers)  # \u8f93\u51fa: [0, 1, 2, 3, 4, 5, 6]<\/p>\n
numbers.remove(3)  # \u5220\u9664\u6307\u5b9a\u5143\u7d20<\/p>\n
print(numbers)  # \u8f93\u51fa: [0, 1, 2, 4, 5, 6]<\/p>\n
numbers.pop()  # \u5220\u9664\u6700\u540e\u4e00\u4e2a\u5143\u7d20<\/p>\n
print(numbers)  # \u8f93\u51fa: [0, 1, 2, 4, 5]<\/p>\n
numbers.clear()  # \u6e05\u7a7a\u5217\u8868<\/p>\n
print(numbers)  # \u8f93\u51fa: []<\/p>\n
<\/code><\/pre>\n<\/p>\n
7\u3001\u5217\u8868\u6392\u5e8f<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 sort()<\/code> \u65b9\u6cd5\u5bf9\u5217\u8868\u8fdb\u884c\u6392\u5e8f\uff0c\u6216\u8005\u4f7f\u7528 sorted()<\/code> \u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u6392\u5e8f\u540e\u7684\u65b0\u5217\u8868\u3002<\/p>\n<\/p>\n
numbers = [5, 2, 9, 1, 5, 6]<\/p>\n
numbers.sort()  # \u5c31\u5730\u6392\u5e8f<\/p>\n
print(numbers)  # \u8f93\u51fa: [1, 2, 5, 5, 6, 9]<\/p>\n
numbers = [5, 2, 9, 1, 5, 6]<\/p>\n
sorted_numbers = sorted(numbers)  # \u8fd4\u56de\u4e00\u4e2a\u65b0\u7684\u6392\u5e8f\u5217\u8868<\/p>\n
print(sorted_numbers)  # \u8f93\u51fa: [1, 2, 5, 5, 6, 9]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e5d\u3001\u5217\u8868\u7684\u9ad8\u7ea7\u7528\u6cd5<\/h3>\n<\/p>\n
1\u3001\u5217\u8868\u7684\u62fc\u63a5<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 +<\/code> \u8fd0\u7b97\u7b26\u5c06\u4e24\u4e2a\u6216\u591a\u4e2a\u5217\u8868\u62fc\u63a5\u5728\u4e00\u8d77\u3002<\/p>\n<\/p>\n
list1 = [1, 2, 3]<\/p>\n
list2 = [4, 5, 6]<\/p>\n
combined_list = list1 + list2<\/p>\n
print(combined_list)  # \u8f93\u51fa: [1, 2, 3, 4, 5, 6]<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5217\u8868\u7684\u91cd\u590d<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528 *<\/code> \u8fd0\u7b97\u7b26\u5c06\u5217\u8868\u4e2d\u7684\u5143\u7d20\u91cd\u590d\u6307\u5b9a\u6b21\u6570\u3002<\/p>\n<\/p>\n
numbers = [1, 2, 3]<\/p>\n
repeated_list = numbers * 3<\/p>\n
print(repeated_list)  # \u8f93\u51fa: [1, 2, 3, 1, 2, 3, 1, 2, 3]<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u5217\u8868\u7684\u5d4c\u5957<\/strong><\/p>\n<\/p>\n
\u53ef\u4ee5\u521b\u5efa\u5305\u542b\u5176\u4ed6\u5217\u8868\u7684\u5217\u8868\uff0c\u5b9e\u73b0\u591a\u7ef4\u6570\u7ec4\u6216\u5d4c\u5957\u7ed3\u6784\u3002<\/p>\n<\/p>\n
matrix = [<\/p>\n
    [1, 2, 3],<\/p>\n
    [4, 5, 6],<\/p>\n
    [7, 8, 9]<\/p>\n
]<\/p>\n
print(matrix[1][2])  # \u8f93\u51fa: 6<\/p>\n
<\/code><\/pre>\n<\/p>\n
4\u3001\u4f7f\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u521b\u5efa\u5927\u5217\u8868<\/strong><\/p>\n<\/p>\n
\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u7c7b\u4f3c\u4e8e\u5217\u8868\u63a8\u5bfc\u5f0f\uff0c\u4f46\u8fd4\u56de\u7684\u662f\u4e00\u4e2a\u751f\u6210\u5668\u5bf9\u8c61\uff0c\u53ef\u4ee5\u8282\u7701\u5185\u5b58\u3002<\/p>\n<\/p>\n
generator = (x2 for x in range(1000))<\/p>\n
large_list = list(generator)<\/p>\n
print(large_list[:10])  # \u8f93\u51fa: [0, 1, 4, 9, 16, 25, 36, 49, 64, 81]<\/p>\n
<\/code><\/pre>\n<\/p>\n
5\u3001\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93\u64cd\u4f5c\u5217\u8868<\/strong><\/p>\n<\/p>\n
\u6709\u5f88\u591a\u7b2c\u4e09\u65b9\u5e93\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u9ad8\u6548\u5730\u64cd\u4f5c\u5217\u8868\u3002\u6bd4\u5982\uff0cNumPy\u5e93\u63d0\u4f9b\u4e86\u9ad8\u6548\u7684\u6570\u7ec4\u64cd\u4f5c\uff0cPandas\u5e93\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u6570\u636e\u5206\u6790\u529f\u80fd\u3002<\/p>\n<\/p>\n
import numpy as np<\/p>\n
\u521b\u5efa\u4e00\u4e2aNumPy\u6570\u7ec4<\/strong><\/h2>\n
array = np.array([1, 2, 3, 4, 5])<\/p>\n
\u5c06NumPy\u6570\u7ec4\u8f6c\u6362\u4e3a\u5217\u8868<\/strong><\/h2>\n
list_from_array = array.tolist()<\/p>\n
print(list_from_array)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
import pandas as pd<\/p>\n
\u521b\u5efa\u4e00\u4e2aPandas\u7cfb\u5217<\/strong><\/h2>\n
series = pd.Series([1, 2, 3, 4, 5])<\/p>\n
\u5c06Pandas\u7cfb\u5217\u8f6c\u6362\u4e3a\u5217\u8868<\/strong><\/h2>\n
list_from_series = series.tolist()<\/p>\n
print(list_from_series)  # \u8f93\u51fa: [1, 2, 3, 4, 5]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5341\u3001\u5217\u8868\u7684\u6027\u80fd\u4f18\u5316<\/h3>\n<\/p>\n
1\u3001\u5c3d\u91cf\u4f7f\u7528\u751f\u6210\u5668<\/strong><\/p>\n<\/p>\n
\u5728\u5904\u7406\u5927\u6570\u636e\u96c6\u65f6\uff0c\u751f\u6210\u5668\u6bd4\u5217\u8868\u63a8\u5bfc\u5f0f\u66f4\u8282\u7701\u5185\u5b58\u3002<\/p>\n<\/p>\n
generator = (x2 for x in range(1000000))<\/p>\n
\u4f7f\u7528\u751f\u6210\u5668\u8fdb\u884c\u8ba1\u7b97\uff0c\u800c\u4e0d\u662f\u5c06\u6240\u6709\u6570\u636e\u5b58\u50a8\u5728\u5185\u5b58\u4e2d<\/strong><\/h2>\n
for value in generator:<\/p>\n
    pass  # \u6267\u884c\u67d0\u4e9b\u64cd\u4f5c<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u5c3d\u91cf\u907f\u514d\u9891\u7e41\u7684\u5217\u8868\u62fc\u63a5<\/strong><\/p>\n<\/p>\n
\u9891\u7e41\u5730\u4f7f\u7528 +<\/code> \u8fd0\u7b97\u7b26\u62fc\u63a5\u5217\u8868\u4f1a\u5bfc\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u56e0\u4e3a\u6bcf\u6b21\u62fc\u63a5\u90fd\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u5217\u8868\u3002\u53ef\u4ee5\u4f7f\u7528 append()<\/code> \u6216 extend()<\/code> \u65b9\u6cd5\u6765\u8ffd\u52a0\u5143\u7d20\u3002<\/p>\n<\/p>\n
# \u4e0d\u63a8\u8350\u7684\u505a\u6cd5<\/p>\n
result = []<\/p>\n
for i in range(10000):<\/p>\n
    result = result + [i]<\/p>\n
\u63a8\u8350\u7684\u505a\u6cd5<\/strong><\/h2>\n
result = []<\/p>\n
for i in range(10000):<\/p>\n
    result.append(i)<\/p>\n
<\/code><\/pre>\n<\/p>\n
3\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u66ff\u4ee3\u5faa\u73af<\/strong><\/p>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u5f0f\u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\u6bd4\u4f7f\u7528 for<\/code> \u5faa\u73af\u66f4\u9ad8\u6548\u3002<\/p>\n<\/p>\n
# \u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f<\/p>\n
squares = [x2 for x in range(10000)]<\/p>\n
\u4f7f\u7528 for \u5faa\u73af<\/strong><\/h2>\n
squares = []<\/p>\n
for x in range(10000):<\/p>\n
    squares.append(x2)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5341\u4e00\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u521b\u5efa\u5217\u8868\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u5305\u62ec\u4f7f\u7528\u65b9\u62ec\u53f7\u3001\u5217\u8868\u63a8\u5bfc\u5f0f\u3001list()\u51fd\u6570\u7b49\u3002<\/strong>\u901a\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u521b\u5efa\u7a7a\u5217\u8868\u3001\u5305\u542b\u5143\u7d20\u7684\u5217\u8868\u3001\u591a\u7ef4\u5217\u8868\u7b49\u3002\u5217\u8868\u662fPython\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u6570\u636e\u7ed3\u6784\uff0c\u638c\u63e1\u5217\u8868\u7684\u521b\u5efa\u548c\u64cd\u4f5c\u65b9\u6cd5\u5bf9\u4e8e\u9ad8\u6548\u7f16\u7a0b\u81f3\u5173\u91cd\u8981\u3002\u5e0c\u671b\u672c\u6587\u80fd\u591f\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528Python\u4e2d\u7684\u5217\u8868\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u4e00\u4e2a\u7a7a\u5217\u8868\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u8bed\u6cd5\u521b\u5efa\u4e00\u4e2a\u7a7a\u5217\u8868\u3002\u53ea\u9700\u4f7f\u7528\u4e00\u5bf9\u65b9\u62ec\u53f7 []<\/code>\uff0c\u5373\u53ef\u5b9a\u4e49\u4e00\u4e2a\u7a7a\u5217\u8868\u3002\u4f8b\u5982\uff1amy_list = []<\/code>\u3002\u8fd9\u79cd\u65b9\u5f0f\u975e\u5e38\u65b9\u4fbf\uff0c\u9002\u5408\u540e\u7eed\u6dfb\u52a0\u5143\u7d20\u3002<\/p>\n
\u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u521d\u59cb\u5143\u7d20\u7684\u5217\u8868\uff1f<\/strong>
\u82e5\u60f3\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u521d\u59cb\u5143\u7d20\u7684\u5217\u8868\uff0c\u53ef\u4ee5\u76f4\u63a5\u5728\u65b9\u62ec\u53f7\u5185\u5217\u51fa\u8fd9\u4e9b\u5143\u7d20\uff0c\u7528\u9017\u53f7\u5206\u9694\u3002\u4f8b\u5982\uff1amy_list = [1, 2, 3, 'hello', True]<\/code>\u3002\u8fd9\u6837\u53ef\u4ee5\u76f4\u63a5\u521d\u59cb\u5316\u5217\u8868\u4e2d\u7684\u5185\u5bb9\uff0c\u9002\u7528\u4e8e\u9700\u8981\u5b58\u50a8\u591a\u4e2a\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u636e\u7684\u60c5\u51b5\u3002<\/p>\n
\u5982\u4f55\u5728Python\u4e2d\u901a\u8fc7\u5217\u8868\u63a8\u5bfc\u5f0f\u521b\u5efa\u5217\u8868\uff1f<\/strong>
\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u800c\u5f3a\u5927\u7684\u65b9\u5f0f\u6765\u521b\u5efa\u5217\u8868\u3002\u901a\u8fc7\u8868\u8fbe\u5f0f\u548c\u5faa\u73af\uff0c\u53ef\u4ee5\u5728\u4e00\u884c\u4ee3\u7801\u4e2d\u751f\u6210\u5217\u8868\u3002\u4f8b\u5982\uff1asquares = [x**2 for x in range(10)]<\/code> \u5c06\u751f\u6210\u4e00\u4e2a\u5305\u542b0\u52309\u7684\u5e73\u65b9\u6570\u7684\u5217\u8868\u3002\u6b64\u65b9\u6cd5\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\uff0c\u8fd8\u80fd\u6709\u6548\u51cf\u5c11\u4ee3\u7801\u884c\u6570\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u65b9\u62ec\u53f7\u3001\u5217\u8868\u63a8\u5bfc\u5f0f\u3001list()\u51fd\u6570\u7b49\u65b9\u6cd5\u521b\u5efa\u5217\u8868\u3002\u5176\u4e2d\u6700\u5e38\u7528\u7684\u662f\u901a\u8fc7\u65b9\u62ec\u53f7\u6765\u521b\u5efa\u5217 […]","protected":false},"author":3,"featured_media":1157551,"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\/1157548"}],"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=1157548"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1157548\/revisions"}],"predecessor-version":[{"id":1157554,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1157548\/revisions\/1157554"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1157551"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1157548"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1157548"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1157548"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}