{"id":922825,"date":"2024-12-26T14:38:45","date_gmt":"2024-12-26T06:38:45","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/922825.html"},"modified":"2024-12-26T14:38:48","modified_gmt":"2024-12-26T06:38:48","slug":"python%e5%a6%82%e4%bd%95%e6%89%93%e5%8d%b0%e4%b8%ad%e6%96%87%e4%b9%b1%e7%a0%81","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/922825.html","title":{"rendered":"python\u5982\u4f55\u6253\u5370\u4e2d\u6587\u4e71\u7801"},"content":{"rendered":"

\"python\u5982\u4f55\u6253\u5370\u4e2d\u6587\u4e71\u7801\"<\/p>\n

\u5728Python\u4e2d\u6253\u5370\u4e2d\u6587\u4e71\u7801\u901a\u5e38\u662f\u7531\u4e8e\u7f16\u7801\u95ee\u9898\u3001\u7f3a\u5c11\u6b63\u786e\u7684\u89e3\u7801\u6b65\u9aa4\u3001\u4f7f\u7528\u4e0d\u652f\u6301\u4e2d\u6587\u7684\u5b57\u7b26\u96c6\u3002\u8981\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u53ef\u4ee5\u786e\u4fdd\u4f7f\u7528UTF-8\u7f16\u7801\u3001\u5728\u4ee3\u7801\u4e2d\u663e\u5f0f\u58f0\u660e\u7f16\u7801\u3001\u8c03\u6574\u7cfb\u7edf\u73af\u5883\u548c\u7ec8\u7aef\u8bbe\u7f6e\u3002\u7279\u522b\u662f\uff0c\u786e\u4fddPython\u89e3\u91ca\u5668\u548c\u7f16\u8f91\u5668\u652f\u6301UTF-8\u3002<\/strong><\/p>\n<\/p>\n

\u5728Python\u4e2d\u5904\u7406\u4e2d\u6587\u5b57\u7b26\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u4e71\u7801\u95ee\u9898\u3002\u4e71\u7801\u901a\u5e38\u662f\u7531\u4e8e\u5b57\u7b26\u7f16\u7801\u4e0d\u4e00\u81f4\u6216\u4e0d\u6b63\u786e\u9020\u6210\u7684\u3002\u5728Python\u4e2d\uff0c\u8981\u786e\u4fdd\u6b63\u786e\u5904\u7406\u4e2d\u6587\u5b57\u7b26\uff0c\u5173\u952e\u662f\u7406\u89e3\u548c\u6b63\u786e\u4f7f\u7528\u5b57\u7b26\u7f16\u7801\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8be6\u7ec6\u7684\u89e3\u51b3\u65b9\u6848\u548c\u6ce8\u610f\u4e8b\u9879\uff1a<\/p>\n<\/p>\n

\u4e00\u3001UTF-8\u7f16\u7801\u7684\u91cd\u8981\u6027<\/h3>\n<\/p>\n

UTF-8\u662f\u4e00\u79cd\u53d8\u957f\u5b57\u7b26\u7f16\u7801\uff0c\u53ef\u4ee5\u8868\u793a\u51e0\u4e4e\u6240\u6709\u4e66\u5199\u7cfb\u7edf\u7684\u5b57\u7b26\u3002Python 3\u9ed8\u8ba4\u4f7f\u7528UTF-8\u7f16\u7801\uff0c\u8fd9\u4f7f\u5f97\u5904\u7406\u4e2d\u6587\u5b57\u7b26\u66f4\u52a0\u65b9\u4fbf\u3002\u7136\u800c\uff0c\u5728\u67d0\u4e9b\u73af\u5883\u4e0b\uff0c\u7cfb\u7edf\u9ed8\u8ba4\u7f16\u7801\u53ef\u80fd\u4e0d\u662fUTF-8\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u624b\u52a8\u6307\u5b9a\u7f16\u7801\u3002<\/p>\n<\/p>\n

1. \u5728\u4ee3\u7801\u4e2d\u6307\u5b9a\u7f16\u7801<\/h4>\n<\/p>\n

\u5728Python\u6587\u4ef6\u7684\u5f00\u5934\u6307\u5b9a\u7f16\u7801\u53ef\u4ee5\u786e\u4fdd\u89e3\u91ca\u5668\u77e5\u9053\u5982\u4f55\u6b63\u786e\u89e3\u7801\u6587\u4ef6\u4e2d\u7684\u5b57\u7b26\u3002\u901a\u5e38\u5728\u6587\u4ef6\u7684\u7b2c\u4e00\u884c\u6216\u7b2c\u4e8c\u884c\u52a0\u5165\u4ee5\u4e0b\u6ce8\u91ca\uff1a<\/p>\n<\/p>\n

# -*- coding: utf-8 -*-<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u4e2a\u58f0\u660e\u544a\u8bc9Python\u89e3\u91ca\u5668\u4f7f\u7528UTF-8\u7f16\u7801\u6765\u8bfb\u53d6\u6587\u4ef6\uff0c\u4ece\u800c\u907f\u514d\u4e2d\u6587\u5b57\u7b26\u4e71\u7801\u3002<\/p>\n<\/p>\n
2. \u6253\u5370\u4e2d\u6587\u5b57\u7b26<\/h4>\n<\/p>\n
\u5728Python\u4e2d\u76f4\u63a5\u6253\u5370\u4e2d\u6587\u5b57\u7b26\u65f6\uff0c\u53ea\u8981\u6587\u4ef6\u7f16\u7801\u662fUTF-8\u4e14\u8f93\u51fa\u8bbe\u5907\uff08\u5982\u7ec8\u7aef\u3001IDE\uff09\u652f\u6301UTF-8\uff0c\u901a\u5e38\u4e0d\u4f1a\u6709\u95ee\u9898\uff1a<\/p>\n<\/p>\n
print("\u4f60\u597d\uff0c\u4e16\u754c")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5982\u679c\u8f93\u51fa\u8bbe\u5907\u4e0d\u652f\u6301UTF-8\uff0c\u53ef\u80fd\u9700\u8981\u8c03\u6574\u8bbe\u5907\u8bbe\u7f6e\u6216\u8005\u8f6c\u6362\u5b57\u7b26\u7f16\u7801\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u73af\u5883\u548c\u7ec8\u7aef\u8bbe\u7f6e<\/h3>\n<\/p>\n
\u6709\u65f6\u5019\uff0c\u95ee\u9898\u5e76\u4e0d\u5728\u4e8ePython\u4ee3\u7801\u672c\u8eab\uff0c\u800c\u5728\u4e8e\u8fd0\u884c\u73af\u5883\u914d\u7f6e\u4e0d\u5f53\u3002<\/p>\n<\/p>\n
1. \u8bbe\u7f6e\u64cd\u4f5c\u7cfb\u7edf\u73af\u5883<\/h4>\n<\/p>\n
\u786e\u4fdd\u64cd\u4f5c\u7cfb\u7edf\u7684\u9ed8\u8ba4\u8bed\u8a00\u548c\u533a\u57df\u8bbe\u7f6e\u652f\u6301\u4e2d\u6587\u3002\u5728Windows\u4e0a\uff0c\u53ef\u4ee5\u901a\u8fc7\u63a7\u5236\u9762\u677f\u8c03\u6574\u533a\u57df\u548c\u8bed\u8a00\u8bbe\u7f6e\u3002\u5728Linux\u548cmacOS\u4e0a\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u884c\u8c03\u6574locale\u8bbe\u7f6e\u3002<\/p>\n<\/p>\n
2. \u7ec8\u7aef\u652f\u6301<\/h4>\n<\/p>\n
\u4f7f\u7528\u652f\u6301UTF-8\u7684\u7ec8\u7aef\u6216\u547d\u4ee4\u63d0\u793a\u7b26\u3002\u4f8b\u5982\uff0c\u5728Windows\u4e0a\uff0cPowerShell\u901a\u5e38\u6bd4\u4f20\u7edf\u7684\u547d\u4ee4\u63d0\u793a\u7b26\uff08cmd\uff09\u652f\u6301\u66f4\u591a\u5b57\u7b26\u7f16\u7801\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u547d\u4ee4\u8bbe\u7f6e\u7ec8\u7aef\u7f16\u7801\uff1a<\/p>\n<\/p>\n
chcp 65001<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u5c06\u547d\u4ee4\u63d0\u793a\u7b26\u8bbe\u7f6e\u4e3aUTF-8\u7f16\u7801\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u6587\u4ef6I\/O\u64cd\u4f5c\u4e2d\u7684\u7f16\u7801\u95ee\u9898<\/h3>\n<\/p>\n
\u5f53\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u6216\u5199\u5165\u4e2d\u6587\u5b57\u7b26\u65f6\uff0c\u786e\u4fdd\u6b63\u786e\u6307\u5b9a\u6587\u4ef6\u7f16\u7801\u3002<\/p>\n<\/p>\n
1. \u8bfb\u53d6\u6587\u4ef6<\/h4>\n<\/p>\n
\u5728Python\u4e2d\u8bfb\u53d6\u6587\u4ef6\u65f6\uff0c\u4f7f\u7528open()<\/code>\u51fd\u6570\u7684encoding<\/code>\u53c2\u6570\u6307\u5b9a\u7f16\u7801\uff1a<\/p>\n<\/p>\n
with open('example.txt', 'r', encoding='utf-8') as file:<\/p>\n
    content = file.read()<\/p>\n
    print(content)<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u5199\u5165\u6587\u4ef6<\/h4>\n<\/p>\n
\u540c\u6837\uff0c\u5728\u5199\u5165\u6587\u4ef6\u65f6\uff0c\u4e5f\u9700\u8981\u6307\u5b9a\u7f16\u7801\uff0c\u4ee5\u786e\u4fdd\u4e2d\u6587\u5b57\u7b26\u88ab\u6b63\u786e\u7f16\u7801\uff1a<\/p>\n<\/p>\n
with open('output.txt', 'w', encoding='utf-8') as file:<\/p>\n
    file.write("\u8fd9\u662f\u4e00\u4e9b\u4e2d\u6587\u5b57\u7b26")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u8c03\u8bd5\u548c\u9519\u8bef\u5904\u7406<\/h3>\n<\/p>\n
\u5373\u4f7f\u91c7\u53d6\u4e86\u4e0a\u8ff0\u63aa\u65bd\uff0c\u4ecd\u53ef\u80fd\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u9047\u5230\u95ee\u9898\uff0c\u8fd9\u65f6\u9700\u8981\u8fdb\u4e00\u6b65\u8c03\u8bd5\u3002<\/p>\n<\/p>\n
1. \u68c0\u67e5\u5b57\u7b26\u4e32\u7f16\u7801<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528Python\u5185\u5efa\u7684encode()<\/code>\u548cdecode()<\/code>\u65b9\u6cd5\u6765\u68c0\u67e5\u548c\u8f6c\u6362\u5b57\u7b26\u4e32\u7f16\u7801\uff1a<\/p>\n<\/p>\n
chinese_string = "\u4f60\u597d"<\/p>\n
encoded_string = chinese_string.encode('utf-8')<\/p>\n
decoded_string = encoded_string.decode('utf-8')<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. \u6355\u83b7\u7f16\u7801\u9519\u8bef<\/h4>\n<\/p>\n
\u5728\u8fdb\u884c\u7f16\u7801\u548c\u89e3\u7801\u64cd\u4f5c\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u9519\u8bef\u5904\u7406\u673a\u5236\u6765\u6355\u83b7\u548c\u5904\u7406\u53ef\u80fd\u7684\u9519\u8bef\uff1a<\/p>\n<\/p>\n
try:<\/p>\n
    decoded_string = encoded_string.decode('utf-8')<\/p>\n
except UnicodeDecodeError as e:<\/p>\n
    print(f"\u89e3\u7801\u9519\u8bef: {e}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93<\/h3>\n<\/p>\n
\u5728\u67d0\u4e9b\u590d\u6742\u60c5\u51b5\u4e0b\uff0c\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93\u53ef\u4ee5\u63d0\u4f9b\u66f4\u5f3a\u5927\u7684\u529f\u80fd\u548c\u66f4\u597d\u7684\u517c\u5bb9\u6027\u3002<\/p>\n<\/p>\n
1. chardet\u5e93<\/h4>\n<\/p>\n
chardet<\/code>\u5e93\u53ef\u4ee5\u7528\u6765\u68c0\u6d4b\u6587\u4ef6\u6216\u5b57\u7b26\u4e32\u7684\u7f16\u7801\u7c7b\u578b\uff0c\u4ece\u800c\u5e2e\u52a9\u6211\u4eec\u9009\u62e9\u6b63\u786e\u7684\u7f16\u7801\uff1a<\/p>\n<\/p>\n
import chardet<\/p>\n
with open('example.txt', 'rb') as file:<\/p>\n
    raw_data = file.read()<\/p>\n
    result = chardet.detect(raw_data)<\/p>\n
    encoding = result['encoding']<\/p>\n
    print(f"\u68c0\u6d4b\u5230\u7684\u7f16\u7801: {encoding}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
2. codecs\u6a21\u5757<\/h4>\n<\/p>\n
Python\u7684codecs<\/code>\u6a21\u5757\u63d0\u4f9b\u4e86\u4e00\u4e9b\u4fbf\u6377\u7684\u65b9\u6cd5\u6765\u5904\u7406\u5404\u79cd\u7f16\u7801\u7684\u6587\u4ef6\uff1a<\/p>\n<\/p>\n
import codecs<\/p>\n
with codecs.open('example.txt', 'r', 'utf-8') as file:<\/p>\n
    content = file.read()<\/p>\n
    print(content)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u516d\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u89e3\u51b3Python\u4e2d\u6253\u5370\u4e2d\u6587\u4e71\u7801\u7684\u95ee\u9898\uff0c\u4e3b\u8981\u5728\u4e8e\u7406\u89e3\u548c\u6b63\u786e\u4f7f\u7528\u5b57\u7b26\u7f16\u7801\u3002\u901a\u8fc7\u4f7f\u7528UTF-8\u7f16\u7801\u3001\u5728\u4ee3\u7801\u4e2d\u663e\u5f0f\u58f0\u660e\u7f16\u7801\u3001\u8c03\u6574\u7cfb\u7edf\u73af\u5883\u548c\u7ec8\u7aef\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u907f\u514d\u4e71\u7801\u95ee\u9898\u3002\u6b64\u5916\uff0c\u901a\u8fc7\u8c03\u8bd5\u548c\u4f7f\u7528\u7b2c\u4e09\u65b9\u5e93\uff0c\u53ef\u4ee5\u89e3\u51b3\u66f4\u590d\u6742\u7684\u7f16\u7801\u95ee\u9898\u3002\u8bb0\u4f4f\uff0c\u7f16\u7801\u95ee\u9898\u901a\u5e38\u662f\u4e00\u4e2a\u7cfb\u7edf\u6027\u95ee\u9898\uff0c\u9700\u8981\u4ece\u591a\u4e2a\u65b9\u9762\u8fdb\u884c\u68c0\u67e5\u548c\u8c03\u6574\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u5904\u7406\u4e2d\u6587\u5b57\u7b26\u4ee5\u907f\u514d\u4e71\u7801\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u5904\u7406\u4e2d\u6587\u5b57\u7b26\u7684\u5173\u952e\u662f\u786e\u4fdd\u4f7f\u7528\u6b63\u786e\u7684\u7f16\u7801\u683c\u5f0f\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u4f7f\u7528UTF-8\u7f16\u7801\u53ef\u4ee5\u6709\u6548\u907f\u514d\u4e2d\u6587\u4e71\u7801\u3002\u5728\u4ee3\u7801\u6587\u4ef6\u7684\u5f00\u5934\u6dfb\u52a0 # -*- coding: utf-8 -*-<\/code> \u58f0\u660e\uff0c\u6216\u8005\u5728\u5b57\u7b26\u4e32\u524d\u52a0\u4e0a u<\/code>\uff08\u5982 u'\u4e2d\u6587'<\/code>\uff09\uff0c\u90fd\u80fd\u591f\u5e2e\u52a9\u6b63\u786e\u5904\u7406\u4e2d\u6587\u5b57\u7b26\u3002<\/p>\n
\u5728Windows\u7ec8\u7aef\u4e2d\u6253\u5370\u4e2d\u6587\u65f6\u51fa\u73b0\u4e71\u7801\uff0c\u5982\u4f55\u89e3\u51b3\uff1f<\/strong>
Windows\u7ec8\u7aef\u9ed8\u8ba4\u4f7f\u7528\u7684\u7f16\u7801\u53ef\u80fd\u4e0d\u662fUTF-8\uff0c\u8fd9\u5bfc\u81f4\u6253\u5370\u4e2d\u6587\u65f6\u51fa\u73b0\u4e71\u7801\u3002\u53ef\u4ee5\u5c1d\u8bd5\u5c06\u7ec8\u7aef\u7f16\u7801\u8bbe\u7f6e\u4e3aUTF-8\uff0c\u65b9\u6cd5\u662f\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165 chcp 65001<\/code>\uff0c\u7136\u540e\u518d\u8fd0\u884c\u4f60\u7684Python\u7a0b\u5e8f\u3002\u6b64\u5916\uff0c\u786e\u4fdd\u4f60\u7684Python\u6587\u4ef6\u4e5f\u4fdd\u5b58\u4e3aUTF-8\u683c\u5f0f\u3002<\/p>\n
\u4f7f\u7528Python\u7684\u54ea\u4e2a\u5e93\u53ef\u4ee5\u66f4\u597d\u5730\u5904\u7406\u4e2d\u6587\u5b57\u7b26\uff1f<\/strong>
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