{"id":1037882,"date":"2024-12-31T12:18:58","date_gmt":"2024-12-31T04:18:58","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1037882.html"},"modified":"2024-12-31T12:19:00","modified_gmt":"2024-12-31T04:19:00","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e5%bc%80%e4%b8%8b%e4%b8%80%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1037882.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u5f00\u4e0b\u4e00\u884c"},"content":{"rendered":"

\"python\u4e2d\u5982\u4f55\u5f00\u4e0b\u4e00\u884c\"<\/p>\n

\u5728Python\u4e2d\uff0c\u4f7f\u7528\u6362\u884c\u7b26\uff08\\n\uff09\u3001\u4e09\u5f15\u53f7\u5b57\u7b26\u4e32\u3001\u7eed\u884c\u7b26\uff08\\\uff09\u7b49\u65b9\u6cd5\u6765\u5f00\u4e0b\u4e00\u884c\u3002\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u6362\u884c\u7b26\uff08\\n\uff09\u6765\u5c06\u6587\u672c\u5206\u5272\u6210\u591a\u884c\u3002<\/strong><\/p>\n<\/p>\n

\u6362\u884c\u7b26\uff08\\n\uff09<\/strong>\uff1a\u8fd9\u662f\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\uff0c\u9002\u7528\u4e8e\u5b57\u7b26\u4e32\u4e2d\u9700\u8981\u6362\u884c\u7684\u60c5\u51b5\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

print("Hello\\nWorld")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u4f1a\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
Hello<\/p>\n
World<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u5f15\u53f7\u5b57\u7b26\u4e32<\/strong>\uff1a\u5982\u679c\u9700\u8981\u5904\u7406\u591a\u884c\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e09\u5f15\u53f7\uff08''' \u6216 """\uff09\u6765\u5b9a\u4e49\u5b57\u7b26\u4e32\uff0c\u8fd9\u6837\u53ef\u4ee5\u5728\u5b57\u7b26\u4e32\u4e2d\u76f4\u63a5\u6362\u884c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
multi_line_string = """Hello<\/p>\n
World"""<\/p>\n
print(multi_line_string)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u4e5f\u4f1a\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
Hello<\/p>\n
World<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u7eed\u884c\u7b26\uff08\\\uff09<\/strong>\uff1a\u5728\u9700\u8981\u5c06\u4e00\u884c\u4ee3\u7801\u5206\u6210\u591a\u884c\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u7eed\u884c\u7b26\uff08\\\uff09\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
sum_value = 1 + 2 + 3 + \\<\/p>\n
            4 + 5 + 6<\/p>\n
print(sum_value)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u4f1a\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
21<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e00\u3001\u6362\u884c\u7b26\uff08\\n\uff09<\/h3>\n<\/p>\n
\u6362\u884c\u7b26\uff08\\n\uff09\u662f\u7528\u4e8e\u5b57\u7b26\u4e32\u5185\u90e8\u6362\u884c\u7684\u5b57\u7b26\u3002\u6bcf\u5f53\u7a0b\u5e8f\u9047\u5230\u8fd9\u4e2a\u5b57\u7b26\u65f6\uff0c\u5b83\u4f1a\u5c06\u5149\u6807\u79fb\u52a8\u5230\u4e0b\u4e00\u884c\u7684\u5f00\u5934\u3002\u4f7f\u7528\u8fd9\u4e2a\u65b9\u6cd5\u662f\u6700\u7b80\u5355\u548c\u76f4\u63a5\u7684\u65b9\u5f0f\uff0c\u9002\u7528\u4e8e\u5355\u7eaf\u7684\u6587\u672c\u5904\u7406\u9700\u6c42\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
print("Hello\\nPython\\nWorld")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
Hello<\/p>\n
Python<\/p>\n
World<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u6362\u884c\u7b26\u4e3b\u8981\u7528\u4e8e\u6587\u672c\u8f93\u51fa\u548c\u65e5\u5fd7\u8bb0\u5f55\u7b49\u573a\u666f\uff0c\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4e09\u5f15\u53f7\u5b57\u7b26\u4e32<\/h3>\n<\/p>\n
\u4e09\u5f15\u53f7\u5b57\u7b26\u4e32\u5141\u8bb8\u5728\u5b57\u7b26\u4e32\u4e2d\u76f4\u63a5\u8fdb\u884c\u591a\u884c\u4e66\u5199\uff0c\u4fdd\u6301\u5b57\u7b26\u4e32\u7684\u683c\u5f0f\u548c\u6362\u884c\u3002\u8fd9\u4e0d\u4ec5\u9002\u7528\u4e8e\u957f\u6bb5\u6587\u672c\uff0c\u4e5f\u53ef\u4ee5\u7528\u4e8e\u6ce8\u91ca\u548c\u6587\u6863\u5b57\u7b26\u4e32\uff08docstring\uff09\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
description = """This is a long description<\/p>\n
that spans multiple lines.<\/p>\n
It is very useful for docstrings and comments."""<\/p>\n
print(description)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
This is a long description<\/p>\n
that spans multiple lines.<\/p>\n
It is very useful for docstrings and comments.<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u5f15\u53f7\u5b57\u7b26\u4e32\u4e0d\u4ec5\u7b80\u5316\u4e86\u591a\u884c\u5b57\u7b26\u4e32\u7684\u5904\u7406\uff0c\u8fd8\u4fdd\u7559\u4e86\u5b57\u7b26\u4e32\u7684\u539f\u59cb\u683c\u5f0f\u548c\u6362\u884c\uff0c\u975e\u5e38\u9002\u5408\u7528\u4e8e\u7f16\u5199\u7a0b\u5e8f\u6587\u6863\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u7eed\u884c\u7b26\uff08\\\uff09<\/h3>\n<\/p>\n
\u7eed\u884c\u7b26\uff08\\\uff09\u5141\u8bb8\u5c06\u4e00\u884c\u4ee3\u7801\u5206\u6210\u591a\u884c\u4e66\u5199\uff0c\u9002\u7528\u4e8e\u957f\u4ee3\u7801\u884c\u7684\u5206\u5272\uff0c\u589e\u5f3a\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
total = 1 + 2 + 3 + \\<\/p>\n
        4 + 5 + 6 + \\<\/p>\n
        7 + 8 + 9<\/p>\n
print(total)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
45<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u7eed\u884c\u7b26\u4e3b\u8981\u7528\u4e8e\u957f\u8868\u8fbe\u5f0f\u3001\u957f\u51fd\u6570\u53c2\u6570\u5217\u8868\u7b49\u573a\u666f\uff0c\u80fd\u591f\u663e\u8457\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u62ec\u53f7<\/h3>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u62ec\u53f7\uff08\u5706\u62ec\u53f7\u3001\u65b9\u62ec\u53f7\u3001\u5927\u62ec\u53f7\uff09\u53ef\u4ee5\u81ea\u52a8\u521b\u5efa\u7eed\u884c\u6548\u679c\uff0c\u800c\u4e0d\u9700\u8981\u663e\u5f0f\u4f7f\u7528\u7eed\u884c\u7b26\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
my_list = [<\/p>\n
    1, 2, 3,<\/p>\n
    4, 5, 6,<\/p>\n
    7, 8, 9<\/p>\n
]<\/p>\n
print(my_list)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
[1, 2, 3, 4, 5, 6, 7, 8, 9]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528\u62ec\u53f7\u4e0d\u4ec5\u7b80\u5316\u4e86\u4ee3\u7801\u7684\u4e66\u5199\uff0c\u8fd8\u589e\u5f3a\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u7ed3\u6784\u6027\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528\u591a\u884c\u5b57\u7b26\u4e32\u64cd\u4f5c<\/h3>\n<\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u5bf9\u591a\u884c\u5b57\u7b26\u4e32\u8fdb\u884c\u64cd\u4f5c\uff0c\u4f8b\u5982\u62fc\u63a5\u3001\u66ff\u6362\u7b49\u3002\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u7684join()\u65b9\u6cd5\u548csplitlines()\u65b9\u6cd5\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
lines = [<\/p>\n
    "This is the first line.",<\/p>\n
    "This is the second line.",<\/p>\n
    "This is the third line."<\/p>\n
]<\/p>\n
multi_line_string = "\\n".join(lines)<\/p>\n
print(multi_line_string)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
This is the first line.<\/p>\n
This is the second line.<\/p>\n
This is the third line.<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528join()\u65b9\u6cd5\u53ef\u4ee5\u65b9\u4fbf\u5730\u5c06\u591a\u4e2a\u5b57\u7b26\u4e32\u62fc\u63a5\u6210\u4e00\u4e2a\u591a\u884c\u5b57\u7b26\u4e32\uff0c\u589e\u5f3a\u4e86\u4ee3\u7801\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n
\u516d\u3001\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u8f93\u51fa<\/h3>\n<\/p>\n
\u5728\u683c\u5f0f\u5316\u8f93\u51fa\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u6cd5\uff08\u5982.format()\u548cf-strings\uff09\u6765\u751f\u6210\u591a\u884c\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
name = "Alice"<\/p>\n
age = 30<\/p>\n
info = f"Name: {name}\\nAge: {age}"<\/p>\n
print(info)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
Name: Alice<\/p>\n
Age: 30<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u8f93\u51fa\uff0c\u53ef\u4ee5\u7075\u6d3b\u5730\u63d2\u5165\u53d8\u91cf\u548c\u8868\u8fbe\u5f0f\uff0c\u751f\u6210\u591a\u884c\u5b57\u7b26\u4e32\uff0c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u8868\u8fbe\u529b\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u6587\u4ef6\u64cd\u4f5c\u4e2d\u7684\u6362\u884c<\/h3>\n<\/p>\n
\u5728\u6587\u4ef6\u64cd\u4f5c\u4e2d\uff0c\u4e5f\u9700\u8981\u5904\u7406\u6362\u884c\u7b26\u3002\u4f8b\u5982\uff0c\u5199\u5165\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u6362\u884c\u7b26\u6765\u5206\u5272\u591a\u884c\u5185\u5bb9\uff1a<\/p>\n<\/p>\n
with open("example.txt", "w") as file:<\/p>\n
    file.write("Hello\\n")<\/p>\n
    file.write("Python\\n")<\/p>\n
    file.write("World")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u5728\u6587\u4ef6example.txt\u4e2d\u751f\u6210\uff1a<\/p>\n<\/p>\n
Hello<\/p>\n
Python<\/p>\n
World<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5904\u7406\u6587\u4ef6\u4e2d\u7684\u6362\u884c\u7b26\uff0c\u53ef\u4ee5\u786e\u4fdd\u6587\u4ef6\u5185\u5bb9\u7684\u6b63\u786e\u683c\u5f0f\u548c\u7ed3\u6784\u3002<\/p>\n<\/p>\n
\u516b\u3001\u6362\u884c\u7b26\u7684\u517c\u5bb9\u6027\u95ee\u9898<\/h3>\n<\/p>\n
\u5728\u4e0d\u540c\u64cd\u4f5c\u7cfb\u7edf\u4e2d\uff0c\u6362\u884c\u7b26\u53ef\u80fd\u6709\u6240\u4e0d\u540c\u3002Windows\u4f7f\u7528\\r\\n\uff0cUnix\/Linux\u4f7f\u7528\\n\uff0cMac\u4f7f\u7528\\r\u3002\u56e0\u6b64\uff0c\u5728\u5904\u7406\u8de8\u5e73\u53f0\u6587\u672c\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u6362\u884c\u7b26\u7684\u517c\u5bb9\u6027\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
import os<\/p>\n
lines = [<\/p>\n
    "Line 1",<\/p>\n
    "Line 2",<\/p>\n
    "Line 3"<\/p>\n
]<\/p>\n
multi_line_string = os.linesep.join(lines)<\/p>\n
print(multi_line_string)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u6839\u636e\u64cd\u4f5c\u7cfb\u7edf\u81ea\u52a8\u9009\u62e9\u5408\u9002\u7684\u6362\u884c\u7b26\uff0c\u786e\u4fdd\u6587\u672c\u7684\u517c\u5bb9\u6027\u3002<\/p>\n<\/p>\n
\u4e5d\u3001\u6362\u884c\u7b26\u7684\u66ff\u6362<\/h3>\n<\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u6362\u884c\u7b26\u3002\u4f8b\u5982\uff0c\u5c06\u6240\u6709\u6362\u884c\u7b26\u66ff\u6362\u4e3a\u7a7a\u683c\uff1a<\/p>\n<\/p>\n
text = "Hello\\nPython\\nWorld"<\/p>\n
modified_text = text.replace("\\n", " ")<\/p>\n
print(modified_text)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
Hello Python World<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u66ff\u6362\u6362\u884c\u7b26\uff0c\u53ef\u4ee5\u7075\u6d3b\u5730\u8c03\u6574\u5b57\u7b26\u4e32\u7684\u683c\u5f0f\u548c\u7ed3\u6784\u3002<\/p>\n<\/p>\n
\u5341\u3001\u5b57\u7b26\u4e32\u6a21\u677f\u4e2d\u7684\u6362\u884c<\/h3>\n<\/p>\n
\u5b57\u7b26\u4e32\u6a21\u677f\uff08string.Template\uff09\u4e5f\u652f\u6301\u591a\u884c\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u4f7f\u7528\u6362\u884c\u7b26\u6216\u4e09\u5f15\u53f7\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
from string import Template<\/p>\n
template = Template("Hello $name\\nWelcome to $place")<\/p>\n
result = template.substitute(name="Alice", place="Wonderland")<\/p>\n
print(result)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
Hello Alice<\/p>\n
Welcome to Wonderland<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528\u5b57\u7b26\u4e32\u6a21\u677f\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u751f\u6210\u591a\u884c\u5b57\u7b26\u4e32\uff0c\u5e76\u63d2\u5165\u53d8\u91cf\u503c\uff0c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u7075\u6d3b\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n
\u5341\u4e00\u3001\u6b63\u5219\u8868\u8fbe\u5f0f\u4e2d\u7684\u6362\u884c<\/h3>\n<\/p>\n
\u5728\u5904\u7406\u591a\u884c\u6587\u672c\u65f6\uff0c\u6b63\u5219\u8868\u8fbe\u5f0f\uff08regex\uff09\u4e5f\u53ef\u4ee5\u7528\u6765\u5339\u914d\u548c\u66ff\u6362\u6362\u884c\u7b26\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
import re<\/p>\n
text = "Hello\\nPython\\nWorld"<\/p>\n
pattern = re.compile(r"\\n")<\/p>\n
modified_text = pattern.sub(" ", text)<\/p>\n
print(modified_text)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
Hello Python World<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u53ef\u4ee5\u7075\u6d3b\u5730\u5339\u914d\u548c\u66ff\u6362\u591a\u884c\u6587\u672c\u4e2d\u7684\u6362\u884c\u7b26\uff0c\u589e\u5f3a\u4e86\u6587\u672c\u5904\u7406\u7684\u80fd\u529b\u3002<\/p>\n<\/p>\n
\u5341\u4e8c\u3001\u5b57\u7b26\u4e32\u62fc\u63a5\u4e2d\u7684\u6362\u884c<\/h3>\n<\/p>\n
\u5728\u62fc\u63a5\u5b57\u7b26\u4e32\u65f6\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528\u6362\u884c\u7b26\u6765\u5206\u5272\u591a\u884c\u5185\u5bb9\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
line1 = "Hello"<\/p>\n
line2 = "Python"<\/p>\n
line3 = "World"<\/p>\n
multi_line_string = line1 + "\\n" + line2 + "\\n" + line3<\/p>\n
print(multi_line_string)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
Hello<\/p>\n
Python<\/p>\n
World<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528\u6362\u884c\u7b26\u62fc\u63a5\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u751f\u6210\u591a\u884c\u6587\u672c\uff0c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n
\u5341\u4e09\u3001\u6362\u884c\u7b26\u5728\u6570\u636e\u5904\u7406\u4e2d\u7684\u5e94\u7528<\/h3>\n<\/p>\n
\u5728\u6570\u636e\u5904\u7406\u548c\u5206\u6790\u4e2d\uff0c\u6362\u884c\u7b26\u4e5f\u7ecf\u5e38\u7528\u4e8e\u5206\u5272\u548c\u5904\u7406\u591a\u884c\u6570\u636e\u3002\u4f8b\u5982\uff0c\u8bfb\u53d6CSV\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u6362\u884c\u7b26\u6765\u5206\u5272\u884c\uff1a<\/p>\n<\/p>\n
import csv<\/p>\n
with open("data.csv", "r") as file:<\/p>\n
    reader = csv.reader(file)<\/p>\n
    for row in reader:<\/p>\n
        print(row)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u6839\u636eCSV\u6587\u4ef6\u4e2d\u7684\u6362\u884c\u7b26\u5206\u5272\u6570\u636e\u884c\uff0c\u5e76\u9010\u884c\u8f93\u51fa\u3002<\/p>\n<\/p>\n
\u5341\u56db\u3001\u65e5\u5fd7\u8bb0\u5f55\u4e2d\u7684\u6362\u884c<\/h3>\n<\/p>\n
\u5728\u65e5\u5fd7\u8bb0\u5f55\u4e2d\uff0c\u6362\u884c\u7b26\u7528\u4e8e\u5206\u9694\u65e5\u5fd7\u6761\u76ee\uff0c\u786e\u4fdd\u6bcf\u4e2a\u65e5\u5fd7\u6761\u76ee\u5360\u636e\u5355\u72ec\u7684\u4e00\u884c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
import logging<\/p>\n
logging.basicConfig(filename="app.log", level=logging.INFO)<\/p>\n
logging.info("This is the first log entry.")<\/p>\n
logging.info("This is the second log entry.")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u5728\u65e5\u5fd7\u6587\u4ef6app.log\u4e2d\u751f\u6210\uff1a<\/p>\n<\/p>\n
INFO:root:This is the first log entry.<\/p>\n
INFO:root:This is the second log entry.<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4f7f\u7528\u6362\u884c\u7b26\u5206\u9694\u65e5\u5fd7\u6761\u76ee\uff0c\u53ef\u4ee5\u786e\u4fdd\u65e5\u5fd7\u8bb0\u5f55\u7684\u6e05\u6670\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n<\/p>\n
\u5341\u4e94\u3001\u5904\u7406\u591a\u884c\u8f93\u5165<\/h3>\n<\/p>\n
\u5728\u5904\u7406\u7528\u6237\u8f93\u5165\u65f6\uff0c\u53ef\u80fd\u9700\u8981\u5904\u7406\u591a\u884c\u8f93\u5165\u3002\u4f8b\u5982\uff0c\u8bfb\u53d6\u7528\u6237\u7684\u591a\u884c\u8f93\u5165\u5e76\u8fdb\u884c\u5904\u7406\uff1a<\/p>\n<\/p>\n
print("Enter your text (type 'END' to finish):")<\/p>\n
lines = []<\/p>\n
while True:<\/p>\n
    line = input()<\/p>\n
    if line == "END":<\/p>\n
        break<\/p>\n
    lines.append(line)<\/p>\n
multi_line_text = "\\n".join(lines)<\/p>\n
print("You entered:")<\/p>\n
print(multi_line_text)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8bfb\u53d6\u7528\u6237\u7684\u591a\u884c\u8f93\u5165\uff0c\u76f4\u5230\u8f93\u5165'END'\uff0c\u5e76\u8f93\u51fa\u5b8c\u6574\u7684\u591a\u884c\u6587\u672c\u3002<\/p>\n<\/p>\n
\u5341\u516d\u3001\u6362\u884c\u7b26\u5728\u7f51\u7edc\u901a\u4fe1\u4e2d\u7684\u5e94\u7528<\/h3>\n<\/p>\n
\u5728\u7f51\u7edc\u901a\u4fe1\u4e2d\uff0c\u6362\u884c\u7b26\u4e5f\u7528\u4e8e\u5206\u5272\u6d88\u606f\u3002\u4f8b\u5982\uff0c\u901a\u8fc7TCP\u8fde\u63a5\u53d1\u9001\u548c\u63a5\u6536\u591a\u884c\u6d88\u606f\uff1a<\/p>\n<\/p>\n
import socket<\/p>\n
server_address = ("localhost", 65432)<\/p>\n
with socket.socket(socket.AF_INET, socket.SOCK_STREAM) as s:<\/p>\n
    s.connect(server_address)<\/p>\n
    s.sendall(b"Hello\\nPython\\nWorld")<\/p>\n
    data = s.recv(1024)<\/p>\n
print("Received", repr(data))<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u901a\u8fc7TCP\u8fde\u63a5\u53d1\u9001\u5305\u542b\u6362\u884c\u7b26\u7684\u6d88\u606f\uff0c\u5e76\u63a5\u6536\u54cd\u5e94\u6570\u636e\u3002<\/p>\n<\/p>\n
\u5341\u4e03\u3001\u5904\u7406\u8de8\u5e73\u53f0\u6362\u884c\u7b26<\/h3>\n<\/p>\n
\u5728\u5904\u7406\u8de8\u5e73\u53f0\u6587\u672c\u65f6\uff0c\u9700\u8981\u8003\u8651\u4e0d\u540c\u64cd\u4f5c\u7cfb\u7edf\u7684\u6362\u884c\u7b26\u5dee\u5f02\u3002\u4f8b\u5982\uff0c\u4f7f\u7528universal_newlines\u6a21\u5f0f\u8bfb\u53d6\u6587\u4ef6\uff0c\u53ef\u4ee5\u81ea\u52a8\u5904\u7406\u4e0d\u540c\u7684\u6362\u884c\u7b26\uff1a<\/p>\n<\/p>\n
with open("example.txt", "r", newline=None) as file:<\/p>\n
    content = file.read()<\/p>\n
print(content)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u81ea\u52a8\u5904\u7406\u6587\u4ef6\u4e2d\u7684\u6362\u884c\u7b26\uff0c\u786e\u4fdd\u6587\u672c\u7684\u517c\u5bb9\u6027\u3002<\/p>\n<\/p>\n
\u5341\u516b\u3001\u6362\u884c\u7b26\u5728HTML\u548cXML\u4e2d\u7684\u5e94\u7528<\/h3>\n<\/p>\n
\u5728\u5904\u7406HTML\u548cXML\u65f6\uff0c\u6362\u884c\u7b26\u7528\u4e8e\u5206\u5272\u5143\u7d20\u548c\u5185\u5bb9\u3002\u4f8b\u5982\uff0c\u751f\u6210\u591a\u884cHTML\u6587\u672c\uff1a<\/p>\n<\/p>\n
html_content = "<html>\\n<head>\\n<title>Example<\/title>\\n<\/head>\\n<body>\\n<p>Hello, world!<\/p>\\n<\/body>\\n<\/html>"<\/p>\n
print(html_content)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\u683c\u5f0f\u5316\u7684HTML\u6587\u672c\uff0c\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u7ed3\u6784\u6027\u3002<\/p>\n<\/p>\n
\u5341\u4e5d\u3001\u6362\u884c\u7b26\u5728Markdown\u4e2d\u7684\u5e94\u7528<\/h3>\n<\/p>\n
\u5728Markdown\u4e2d\uff0c\u6362\u884c\u7b26\u7528\u4e8e\u751f\u6210\u591a\u884c\u6587\u672c\u548c\u6bb5\u843d\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
markdown_content = "# Title\\n\\nThis is the first paragraph.\\n\\nThis is the second paragraph."<\/p>\n
print(markdown_content)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8f93\u51fa\u683c\u5f0f\u5316\u7684Markdown\u6587\u672c\uff0c\u7528\u4e8e\u751f\u6210\u591a\u884c\u5185\u5bb9\u548c\u6bb5\u843d\u3002<\/p>\n<\/p>\n
\u4e8c\u5341\u3001\u603b\u7ed3\u4e0e\u5b9e\u8df5<\/h3>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u901a\u8fc7\u4f7f\u7528\u6362\u884c\u7b26\uff08\\n\uff09\u3001\u4e09\u5f15\u53f7\u5b57\u7b26\u4e32\u3001\u7eed\u884c\u7b26\uff08\\\uff09\u7b49\u65b9\u6cd5\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u5904\u7406\u591a\u884c\u6587\u672c\u548c\u4ee3\u7801\u3002\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u9002\u7528\u7684\u573a\u666f\u548c\u4f18\u70b9\uff0c\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u6765\u5904\u7406\u591a\u884c\u5185\u5bb9\uff0c\u786e\u4fdd\u4ee3\u7801\u7684\u6e05\u6670\u548c\u89c4\u8303\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5728Python\u4e2d\uff0c\u5982\u4f55\u5728\u6253\u5370\u8f93\u51fa\u65f6\u6362\u884c\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528print()<\/code>\u51fd\u6570\u81ea\u52a8\u6362\u884c\u3002\u6bcf\u8c03\u7528\u4e00\u6b21print()<\/code>\uff0c\u7cfb\u7edf\u90fd\u4f1a\u5728\u8f93\u51fa\u540e\u81ea\u52a8\u6dfb\u52a0\u4e00\u4e2a\u6362\u884c\u7b26\u3002\u5982\u679c\u60f3\u8981\u5728\u540c\u4e00\u884c\u7684\u8f93\u51fa\u4e2d\u6dfb\u52a0\u6362\u884c\uff0c\u53ef\u4ee5\u5728print()<\/code>\u51fd\u6570\u4e2d\u4f7f\u7528"\\n"<\/code>\u5b57\u7b26\u3002\u4f8b\u5982\uff0cprint("Hello\\nWorld")<\/code>\u5c06\u8f93\u51fa\u4e24\u884c\u5185\u5bb9\uff0c\u5206\u522b\u662f\u201cHello\u201d\u548c\u201cWorld\u201d\u3002<\/p>\n
\u5982\u4f55\u5728Python\u4ee3\u7801\u4e2d\u521b\u5efa\u591a\u884c\u5b57\u7b26\u4e32\uff1f<\/strong>
\u53ef\u4ee5\u4f7f\u7528\u4e09\u91cd\u5f15\u53f7\uff08'''<\/code>\u6216"""<\/code>\uff09\u6765\u521b\u5efa\u591a\u884c\u5b57\u7b26\u4e32\u3002\u8fd9\u79cd\u65b9\u5f0f\u5141\u8bb8\u5728\u5b57\u7b26\u4e32\u4e2d\u5305\u542b\u6362\u884c\u7b26\uff0c\u800c\u4e0d\u9700\u8981\u624b\u52a8\u6dfb\u52a0\u3002\u4f8b\u5982\uff1a  <\/p>\n
multi_line_string = """\u8fd9\u662f\u7b2c\u4e00\u884c\n\u8fd9\u662f\u7b2c\u4e8c\u884c\n\u8fd9\u662f\u7b2c\u4e09\u884c"""\nprint(multi_line_string)\n<\/code><\/pre>\n
\u8fd9\u79cd\u65b9\u5f0f\u5728\u5904\u7406\u957f\u6587\u672c\u65f6\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n
\u5728Python\u6587\u4ef6\u4e2d\u5982\u4f55\u8bfb\u53d6\u591a\u884c\u5185\u5bb9\uff1f<\/strong>
\u8bfb\u53d6\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528readlines()<\/code>\u65b9\u6cd5\u6765\u83b7\u53d6\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u884c\u3002\u8be5\u65b9\u6cd5\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u6bcf\u884c\u5185\u5bb9\u7684\u5217\u8868\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
with open('example.txt', 'r') as file:\n    lines = file.readlines()\n    for line in lines:\n        print(line.strip())\n<\/code><\/pre>\n
\u8fd9\u91cc\u7684strip()<\/code>\u51fd\u6570\u7528\u4e8e\u53bb\u9664\u6bcf\u884c\u672b\u5c3e\u7684\u6362\u884c\u7b26\uff0c\u4f7f\u8f93\u51fa\u66f4\u52a0\u6574\u6d01\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u4f7f\u7528\u6362\u884c\u7b26\uff08\\n\uff09\u3001\u4e09\u5f15\u53f7\u5b57\u7b26\u4e32\u3001\u7eed\u884c\u7b26\uff08\\\uff09\u7b49\u65b9\u6cd5\u6765\u5f00\u4e0b\u4e00\u884c\u3002\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u4f7f\u7528\u6362\u884c\u7b26\uff08\\ […]","protected":false},"author":3,"featured_media":1037890,"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\/1037882"}],"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=1037882"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1037882\/revisions"}],"predecessor-version":[{"id":1037895,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1037882\/revisions\/1037895"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1037890"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1037882"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1037882"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1037882"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}