{"id":1055330,"date":"2024-12-31T14:49:43","date_gmt":"2024-12-31T06:49:43","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1055330.html"},"modified":"2024-12-31T14:49:46","modified_gmt":"2024-12-31T06:49:46","slug":"python%e5%a6%82%e4%bd%95%e4%bf%ae%e6%94%b9%e5%ad%97%e7%ac%a6%e4%b8%b2%e7%9a%84%e5%80%bc","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1055330.html","title":{"rendered":"python\u5982\u4f55\u4fee\u6539\u5b57\u7b26\u4e32\u7684\u503c"},"content":{"rendered":"

\"python\u5982\u4f55\u4fee\u6539\u5b57\u7b26\u4e32\u7684\u503c\"<\/p>\n

\u5728Python\u4e2d\uff0c\u5b57\u7b26\u4e32\uff08string\uff09\u662f\u4e0d\u53ef\u53d8\u7684\u5bf9\u8c61\uff0c\u8fd9\u610f\u5473\u7740\u4e00\u65e6\u521b\u5efa\u4e86\u5b57\u7b26\u4e32\uff0c\u5c31\u4e0d\u80fd\u76f4\u63a5\u4fee\u6539\u5176\u5185\u5bb9\u3002<\/strong> \u8981\u4fee\u6539\u5b57\u7b26\u4e32\u7684\u503c\uff0c\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b57\u7b26\u4e32\u6765\u5b9e\u73b0\u3002\u4ee5\u4e0b\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u4fee\u6539\u5b57\u7b26\u4e32\u7684\u503c\uff1a\u4f7f\u7528\u5b57\u7b26\u4e32\u5207\u7247\u3001\u4f7f\u7528\u5b57\u7b26\u4e32\u66ff\u6362\u3001\u4f7f\u7528\u5217\u8868\u8f6c\u6362\u7b49\u3002\u63a5\u4e0b\u6765\u5c06\u8be6\u7ec6\u63cf\u8ff0\u5982\u4f55\u4f7f\u7528\u8fd9\u4e9b\u65b9\u6cd5\u6765\u4fee\u6539\u5b57\u7b26\u4e32\u7684\u503c\u3002<\/strong><\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528\u5b57\u7b26\u4e32\u5207\u7247<\/h3>\n<\/p>\n

\u5b57\u7b26\u4e32\u5207\u7247\u662f\u4e00\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\uff0c\u901a\u8fc7\u5c06\u5b57\u7b26\u4e32\u5206\u5272\u6210\u591a\u4e2a\u90e8\u5206\uff0c\u7136\u540e\u91cd\u65b0\u7ec4\u5408\u8fd9\u4e9b\u90e8\u5206\u6765\u5b9e\u73b0\u4fee\u6539\u3002<\/p>\n<\/p>\n

original_string = "Hello, World!"<\/p>\n
\u4fee\u6539 "Hello" \u4e3a "Hi"<\/strong><\/h2>\n
new_string = "Hi" + original_string[5:]<\/p>\n
print(new_string)  # \u8f93\u51fa: Hi, World!<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5b57\u7b26\u4e32\u5207\u7247\u5c06\u539f\u59cb\u5b57\u7b26\u4e32\u5206\u5272\u6210\u4e24\u90e8\u5206\uff1a"Hello" \u548c ", World!"\uff0c\u7136\u540e\u7528 "Hi" \u66ff\u6362 "Hello"\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528\u5b57\u7b26\u4e32\u66ff\u6362<\/h3>\n<\/p>\n
Python \u63d0\u4f9b\u4e86\u4e00\u4e2a\u5185\u7f6e\u7684\u5b57\u7b26\u4e32\u65b9\u6cd5 replace()<\/code>\uff0c\u53ef\u4ee5\u7528\u6765\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u67d0\u4e9b\u90e8\u5206\u3002<\/p>\n<\/p>\n
original_string = "Hello, World!"<\/p>\n
\u5c06 "World" \u66ff\u6362\u4e3a "Python"<\/strong><\/h2>\n
new_string = original_string.replace("World", "Python")<\/p>\n
print(new_string)  # \u8f93\u51fa: Hello, Python!<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 replace()<\/code> \u65b9\u6cd5\u5c06 "World" \u66ff\u6362\u4e3a "Python"\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528\u5217\u8868\u8f6c\u6362<\/h3>\n<\/p>\n
\u7531\u4e8e\u5b57\u7b26\u4e32\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u53ef\u4ee5\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u53ef\u53d8\u7684\u5217\u8868\uff0c\u8fdb\u884c\u4fee\u6539\u540e\u518d\u8f6c\u6362\u56de\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
original_string = "Hello, World!"<\/p>\n
\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5217\u8868<\/strong><\/h2>\n
string_list = list(original_string)<\/p>\n
\u4fee\u6539\u5217\u8868\u4e2d\u7684\u67d0\u4e2a\u5b57\u7b26<\/strong><\/h2>\n
string_list[7] = "P"<\/p>\n
\u5c06\u5217\u8868\u8f6c\u6362\u56de\u5b57\u7b26\u4e32<\/strong><\/h2>\n
new_string = ''.join(string_list)<\/p>\n
print(new_string)  # \u8f93\u51fa: Hello, Porld!<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5217\u8868\uff0c\u7136\u540e\u4fee\u6539\u5217\u8868\u4e2d\u7684\u67d0\u4e2a\u5b57\u7b26\uff0c\u6700\u540e\u5c06\u5217\u8868\u8f6c\u6362\u56de\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f<\/h3>\n<\/p>\n
\u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u5b57\u7b26\u4e32\u4fee\u6539\u4efb\u52a1\uff0c\u53ef\u4ee5\u4f7f\u7528 re<\/code> \u6a21\u5757\u4e2d\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\u3002<\/p>\n<\/p>\n
import re<\/p>\n
original_string = "Hello, World!"<\/p>\n
\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u66ff\u6362 "World" \u4e3a "Python"<\/strong><\/h2>\n
new_string = re.sub(r'World', 'Python', original_string)<\/p>\n
print(new_string)  # \u8f93\u51fa: Hello, Python!<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 re.sub()<\/code> \u51fd\u6570\u6839\u636e\u6b63\u5219\u8868\u8fbe\u5f0f\u8fdb\u884c\u5b57\u7b26\u4e32\u66ff\u6362\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528\u5b57\u7b26\u4e32\u683c\u5f0f\u5316<\/h3>\n<\/p>\n
\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u6cd5\u53ef\u4ee5\u901a\u8fc7\u63d2\u5165\u53d8\u91cf\u6765\u521b\u5efa\u65b0\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
original_string = "Hello, {}!"<\/p>\n
\u4f7f\u7528\u5b57\u7b26\u4e32\u683c\u5f0f\u5316<\/strong><\/h2>\n
new_string = original_string.format("Python")<\/p>\n
print(new_string)  # \u8f93\u51fa: Hello, Python!<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 format()<\/code> \u65b9\u6cd5\u5c06 "Python" \u63d2\u5165\u5230\u539f\u59cb\u5b57\u7b26\u4e32\u4e2d\u3002<\/p>\n<\/p>\n
\u516d\u3001\u4f7f\u7528 f-strings \uff08\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u5b57\u9762\u503c\uff09<\/h3>\n<\/p>\n
Python 3.6 \u53ca\u4ee5\u4e0a\u7248\u672c\u5f15\u5165\u4e86 f-strings\uff0c\u8fd9\u662f\u4e00\u79cd\u66f4\u7b80\u6d01\u7684\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
name = "Python"<\/p>\n
new_string = f"Hello, {name}!"<\/p>\n
print(new_string)  # \u8f93\u51fa: Hello, Python!<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 f-strings \u5c06\u53d8\u91cf name<\/code> \u7684\u503c\u63d2\u5165\u5230\u5b57\u7b26\u4e32\u4e2d\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u62fc\u63a5\u5b57\u7b26\u4e32<\/h3>\n<\/p>\n
\u53ef\u4ee5\u901a\u8fc7\u76f4\u63a5\u62fc\u63a5\u591a\u4e2a\u5b57\u7b26\u4e32\u6765\u521b\u5efa\u65b0\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
part1 = "Hello"<\/p>\n
part2 = ", Python!"<\/p>\n
new_string = part1 + part2<\/p>\n
print(new_string)  # \u8f93\u51fa: Hello, Python!<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7\u62fc\u63a5 part1<\/code> \u548c part2<\/code> \u6765\u521b\u5efa\u65b0\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
\u516b\u3001\u4f7f\u7528\u5b57\u7b26\u4e32\u8fde\u63a5\u65b9\u6cd5<\/h3>\n<\/p>\n
Python \u63d0\u4f9b\u4e86 join()<\/code> \u65b9\u6cd5\uff0c\u53ef\u4ee5\u5c06\u5217\u8868\u4e2d\u7684\u591a\u4e2a\u5b57\u7b26\u4e32\u8fde\u63a5\u6210\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
parts = ["Hello", ", Python!"]<\/p>\n
new_string = ''.join(parts)<\/p>\n
print(new_string)  # \u8f93\u51fa: Hello, Python!<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 join()<\/code> \u65b9\u6cd5\u5c06\u5217\u8868\u4e2d\u7684\u5b57\u7b26\u4e32\u8fde\u63a5\u5728\u4e00\u8d77\u3002<\/p>\n<\/p>\n
\u4e5d\u3001\u4f7f\u7528\u5b57\u7b26\u4e32\u6a21\u677f<\/h3>\n<\/p>\n
Python \u7684 string<\/code> \u6a21\u5757\u63d0\u4f9b\u4e86 Template<\/code> \u7c7b\uff0c\u53ef\u4ee5\u4f7f\u7528\u6a21\u677f\u6765\u521b\u5efa\u65b0\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
from string import Template<\/p>\n
template = Template('Hello, $name!')<\/p>\n
new_string = template.substitute(name='Python')<\/p>\n
print(new_string)  # \u8f93\u51fa: Hello, Python!<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 Template<\/code> \u7c7b\u548c substitute()<\/code> \u65b9\u6cd5\u6839\u636e\u6a21\u677f\u521b\u5efa\u65b0\u7684\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
\u5341\u3001\u5b57\u7b26\u4e32\u62fc\u63a5\u7684\u6027\u80fd<\/h3>\n<\/p>\n
\u5728\u9700\u8981\u8fdb\u884c\u5927\u91cf\u5b57\u7b26\u4e32\u62fc\u63a5\u65f6\uff0c\u4f7f\u7528 join()<\/code> \u65b9\u6cd5\u6bd4\u4f7f\u7528 +<\/code> \u64cd\u4f5c\u7b26\u6548\u7387\u66f4\u9ad8\u3002\u56e0\u4e3a +<\/code> \u64cd\u4f5c\u7b26\u4f1a\u521b\u5efa\u591a\u4e2a\u4e2d\u95f4\u5b57\u7b26\u4e32\u5bf9\u8c61\uff0c\u800c join()<\/code> \u65b9\u6cd5\u53ea\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b57\u7b26\u4e32\u5bf9\u8c61\u3002<\/p>\n<\/p>\n
import time<\/p>\n
\u4f7f\u7528 + \u64cd\u4f5c\u7b26\u62fc\u63a5\u5b57\u7b26\u4e32<\/strong><\/h2>\n
start_time = time.time()<\/p>\n
result = ""<\/p>\n
for i in range(10000):<\/p>\n
    result += "a"<\/p>\n
end_time = time.time()<\/p>\n
print(f"\u4f7f\u7528 + \u64cd\u4f5c\u7b26\u8017\u65f6: {end_time - start_time} \u79d2")<\/p>\n
\u4f7f\u7528 join() \u65b9\u6cd5\u62fc\u63a5\u5b57\u7b26\u4e32<\/strong><\/h2>\n
start_time = time.time()<\/p>\n
result = ''.join(["a" for i in range(10000)])<\/p>\n
end_time = time.time()<\/p>\n
print(f"\u4f7f\u7528 join() \u65b9\u6cd5\u8017\u65f6: {end_time - start_time} \u79d2")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u6bd4\u8f83\u4e86\u4f7f\u7528 +<\/code> \u64cd\u4f5c\u7b26\u548c join()<\/code> \u65b9\u6cd5\u62fc\u63a5\u5b57\u7b26\u4e32\u7684\u6027\u80fd\u3002\u7ed3\u679c\u663e\u793a\uff0cjoin()<\/code> \u65b9\u6cd5\u7684\u6027\u80fd\u66f4\u9ad8\u3002<\/p>\n<\/p>\n
\u5341\u4e00\u3001\u5b57\u7b26\u4e32\u7684\u4e0d\u53ef\u53d8\u6027<\/h3>\n<\/p>\n
\u5b57\u7b26\u4e32\u7684\u4e0d\u53ef\u53d8\u6027\u5728\u591a\u7ebf\u7a0b\u7f16\u7a0b\u4e2d\u5177\u6709\u4f18\u52bf\uff0c\u56e0\u4e3a\u4e0d\u53ef\u53d8\u5bf9\u8c61\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\u3002\u5c3d\u7ba1\u5b57\u7b26\u4e32\u7684\u4e0d\u53ef\u53d8\u6027\u53ef\u80fd\u5e26\u6765\u4e00\u4e9b\u4e0d\u4fbf\uff0c\u4f46\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u65b0\u7684\u5b57\u7b26\u4e32\u6765\u5b9e\u73b0\u5b57\u7b26\u4e32\u7684\u4fee\u6539\u3002<\/p>\n<\/p>\n
\u5341\u4e8c\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u5728Python\u4e2d\uff0c\u5c3d\u7ba1\u5b57\u7b26\u4e32\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u6765\u4fee\u6539\u5b57\u7b26\u4e32\u7684\u503c\u3002\u4f7f\u7528\u5b57\u7b26\u4e32\u5207\u7247\u3001\u5b57\u7b26\u4e32\u66ff\u6362\u3001\u5217\u8868\u8f6c\u6362\u3001\u6b63\u5219\u8868\u8fbe\u5f0f\u3001\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u3001f-strings\u3001\u62fc\u63a5\u5b57\u7b26\u4e32\u3001\u5b57\u7b26\u4e32\u8fde\u63a5\u65b9\u6cd5\u3001\u5b57\u7b26\u4e32\u6a21\u677f\u7b49\u65b9\u6cd5<\/strong>\uff0c\u90fd\u53ef\u4ee5\u5b9e\u73b0\u5b57\u7b26\u4e32\u7684\u4fee\u6539\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u6700\u5408\u9002\u7684\u65b9\u6cd5\u6765\u64cd\u4f5c\u5b57\u7b26\u4e32\u3002\u7279\u522b\u662f\u5728\u8fdb\u884c\u5927\u91cf\u5b57\u7b26\u4e32\u62fc\u63a5\u65f6\uff0c\u63a8\u8350\u4f7f\u7528 join()<\/code> \u65b9\u6cd5\u4ee5\u83b7\u5f97\u66f4\u9ad8\u7684\u6027\u80fd\u3002<\/p>\n<\/p>\n
\u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\uff0c\u53ef\u4ee5\u7075\u6d3b\u5730\u5904\u7406\u548c\u4fee\u6539\u5b57\u7b26\u4e32\uff0c\u6ee1\u8db3\u5404\u79cd\u7f16\u7a0b\u9700\u6c42\u3002\u5e0c\u671b\u8fd9\u4e9b\u65b9\u6cd5\u80fd\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528Python\u4e2d\u7684\u5b57\u7b26\u4e32\u64cd\u4f5c\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u4fee\u6539\u5b57\u7b26\u4e32\u7684\u5185\u5bb9\uff1f<\/strong>
\u5b57\u7b26\u4e32\u5728Python\u4e2d\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u8fd9\u610f\u5473\u7740\u4e00\u65e6\u521b\u5efa\u5c31\u65e0\u6cd5\u76f4\u63a5\u4fee\u6539\u3002\u8981\u201c\u4fee\u6539\u201d\u5b57\u7b26\u4e32\uff0c\u53ef\u4ee5\u901a\u8fc7\u8fde\u63a5\u3001\u5207\u7247\u6216\u4f7f\u7528\u5b57\u7b26\u4e32\u65b9\u6cd5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b57\u7b26\u4e32\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528replace()<\/code>\u65b9\u6cd5\u66ff\u6362\u7279\u5b9a\u5b57\u7b26\uff0c\u6216\u5229\u7528\u5b57\u7b26\u4e32\u62fc\u63a5\u7684\u65b9\u5f0f\u7ec4\u5408\u65b0\u7684\u5185\u5bb9\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a  <\/p>\n
original_string = "Hello, World!"\nnew_string = original_string.replace("World", "Python")\nprint(new_string)  # \u8f93\u51fa\uff1aHello, Python!\n<\/code><\/pre>\n
\u5b57\u7b26\u4e32\u4e2d\u5982\u4f55\u66ff\u6362\u7279\u5b9a\u5b57\u7b26\u6216\u5b50\u4e32\uff1f<\/strong>
\u4f7f\u7528replace()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u8f7b\u677e\u66ff\u6362\u5b57\u7b26\u4e32\u4e2d\u7684\u7279\u5b9a\u5b57\u7b26\u6216\u5b50\u4e32\u3002\u8be5\u65b9\u6cd5\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570\uff1a\u8981\u66ff\u6362\u7684\u5b57\u7b26\u6216\u5b50\u4e32\uff0c\u4ee5\u53ca\u66ff\u6362\u540e\u7684\u65b0\u5b57\u7b26\u6216\u5b50\u4e32\u3002\u4ee5\u4e0b\u662f\u793a\u4f8b\uff1a  <\/p>\n
text = "I love programming."\nmodified_text = text.replace("programming", "Python programming")\nprint(modified_text)  # \u8f93\u51fa\uff1aI love Python programming.\n<\/code><\/pre>\n
\u5728Python\u4e2d\uff0c\u5982\u4f55\u901a\u8fc7\u5207\u7247\u6765\u4fee\u6539\u5b57\u7b26\u4e32\u7684\u4e00\u90e8\u5206\uff1f<\/strong>
\u867d\u7136\u5b57\u7b26\u4e32\u662f\u4e0d\u53ef\u53d8\u7684\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u5207\u7247\u6280\u672f\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5b57\u7b26\u4e32\uff0c\u5305\u542b\u539f\u5b57\u7b26\u4e32\u7684\u90e8\u5206\u5185\u5bb9\u548c\u65b0\u7684\u5185\u5bb9\u3002\u5207\u7247\u5141\u8bb8\u4f60\u9009\u62e9\u5b57\u7b26\u4e32\u7684\u4e00\u90e8\u5206\uff0c\u7136\u540e\u53ef\u4ee5\u7528\u65b0\u5185\u5bb9\u66ff\u6362\u3002\u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u7801\uff1a  <\/p>\n
original = "Hello, World!"\nmodified = original[:7] + "Python!"  # \u4fee\u6539\u201cWorld\u201d\u4e3a\u201cPython!\u201d\nprint(modified)  # \u8f93\u51fa\uff1aHello, Python!\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u5b57\u7b26\u4e32\uff08string\uff09\u662f\u4e0d\u53ef\u53d8\u7684\u5bf9\u8c61\uff0c\u8fd9\u610f\u5473\u7740\u4e00\u65e6\u521b\u5efa\u4e86\u5b57\u7b26\u4e32\uff0c\u5c31\u4e0d\u80fd\u76f4\u63a5\u4fee\u6539\u5176\u5185\u5bb9\u3002 \u8981\u4fee […]","protected":false},"author":3,"featured_media":1055339,"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\/1055330"}],"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=1055330"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1055330\/revisions"}],"predecessor-version":[{"id":1055343,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1055330\/revisions\/1055343"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1055339"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1055330"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1055330"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1055330"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}