{"id":1103356,"date":"2025-01-08T16:09:31","date_gmt":"2025-01-08T08:09:31","guid":{"rendered":""},"modified":"2025-01-08T16:09:34","modified_gmt":"2025-01-08T08:09:34","slug":"python%e5%a6%82%e4%bd%95%e5%b0%86%e8%be%93%e5%87%ba%e7%9a%84%e7%bb%93%e6%9e%9c%e5%ad%98%e5%85%a5%e6%96%87%e4%bb%b6-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1103356.html","title":{"rendered":"python\u5982\u4f55\u5c06\u8f93\u51fa\u7684\u7ed3\u679c\u5b58\u5165\u6587\u4ef6"},"content":{"rendered":"

\"python\u5982\u4f55\u5c06\u8f93\u51fa\u7684\u7ed3\u679c\u5b58\u5165\u6587\u4ef6\"<\/p>\n

\u4f7f\u7528Python\u5c06\u8f93\u51fa\u7684\u7ed3\u679c\u5b58\u5165\u6587\u4ef6\u7684\u6838\u5fc3\u89c2\u70b9\uff1a\u4f7f\u7528open()<\/code>\u51fd\u6570\u3001\u9009\u62e9\u6b63\u786e\u7684\u6587\u4ef6\u6a21\u5f0f\u3001\u4f7f\u7528write()<\/code>\u65b9\u6cd5\u3001\u786e\u4fdd\u5173\u95ed\u6587\u4ef6\u3002<\/strong> <\/p>\n<\/p>\n

Python\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u5c06\u8f93\u51fa\u7684\u7ed3\u679c\u5b58\u5165\u6587\u4ef6\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u4f7f\u7528open()<\/code>\u51fd\u6570\u6765\u6253\u5f00\u4e00\u4e2a\u6587\u4ef6\uff0c\u9009\u62e9\u5408\u9002\u7684\u6587\u4ef6\u6a21\u5f0f\uff08\u5982\u5199\u6a21\u5f0f'w'\uff09\uff0c\u7136\u540e\u4f7f\u7528write()<\/code>\u65b9\u6cd5\u5c06\u5185\u5bb9\u5199\u5165\u6587\u4ef6\uff0c\u6700\u540e\u786e\u4fdd\u5173\u95ed\u6587\u4ef6\u4ee5\u91ca\u653e\u8d44\u6e90\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5176\u4e2d\u4e00\u79cd\u5e38\u89c1\u65b9\u6cd5\uff1a\u4f7f\u7528with open()<\/code>\u4e0a\u4e0b\u6587\u7ba1\u7406\u5668\uff0c\u5b83\u4e0d\u4ec5\u7b80\u6d01\u6613\u61c2\uff0c\u800c\u4e14\u53ef\u4ee5\u786e\u4fdd\u5728\u64cd\u4f5c\u5b8c\u6210\u540e\u81ea\u52a8\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<\/p>\n

with open('output.txt', 'w') as file:<\/p>\n
    file.write('Hello, World!')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u5b57\u7b26\u4e32\u201cHello, World!\u201d\u5199\u5165\u540d\u4e3a\u201coutput.txt\u201d\u7684\u6587\u4ef6\u4e2d\u3002\u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\uff0cPython\u4f1a\u81ea\u52a8\u521b\u5efa\u8be5\u6587\u4ef6\u3002\u5982\u679c\u6587\u4ef6\u5df2\u5b58\u5728\uff0c\u5b83\u4f1a\u88ab\u8986\u76d6\u3002<\/p>\n<\/p>\n
\n
\u4e00\u3001\u4f7f\u7528open()<\/code>\u51fd\u6570<\/h3>\n<\/p>\n
\u4f7f\u7528open()<\/code>\u51fd\u6570\u662f\u5c06\u8f93\u51fa\u7ed3\u679c\u5b58\u5165\u6587\u4ef6\u7684\u7b2c\u4e00\u6b65\u3002open()<\/code>\u51fd\u6570\u6709\u4e24\u4e2a\u4e3b\u8981\u53c2\u6570\uff1a\u6587\u4ef6\u540d\u548c\u6587\u4ef6\u6a21\u5f0f\u3002<\/p>\n<\/p>\n
file = open('output.txt', 'w')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u91cc\u7684'output.txt'<\/code>\u662f\u6587\u4ef6\u540d\uff0c'w'<\/code>\u8868\u793a\u5199\u5165\u6a21\u5f0f\u3002\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u9700\u8981\u53cd\u590d\u64cd\u4f5c\u6587\u4ef6\u5185\u5bb9\u7684\u573a\u666f\u3002\u4f46\u662f\u8981\u8bb0\u4f4f\uff0c\u5fc5\u987b\u624b\u52a8\u5173\u95ed\u6587\u4ef6<\/strong>\u3002<\/p>\n<\/p>\n
file.close()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u9009\u62e9\u6b63\u786e\u7684\u6587\u4ef6\u6a21\u5f0f<\/h3>\n<\/p>\n
\u9009\u62e9\u6b63\u786e\u7684\u6587\u4ef6\u6a21\u5f0f\u81f3\u5173\u91cd\u8981\u3002\u5e38\u89c1\u7684\u6587\u4ef6\u6a21\u5f0f\u5305\u62ec\uff1a<\/p>\n<\/p>\n
    \n
  • 'w'<\/code>\uff1a\u5199\u6a21\u5f0f\uff0c\u6253\u5f00\u6587\u4ef6\u8fdb\u884c\u5199\u5165\uff0c\u5982\u679c\u6587\u4ef6\u5b58\u5728\u5219\u8986\u76d6\u3002<\/li>\n
  • 'a'<\/code>\uff1a\u8ffd\u52a0\u6a21\u5f0f\uff0c\u6253\u5f00\u6587\u4ef6\u8fdb\u884c\u5199\u5165\uff0c\u5982\u679c\u6587\u4ef6\u5b58\u5728\u5219\u5728\u672b\u5c3e\u8ffd\u52a0\u3002<\/li>\n
  • 'r'<\/code>\uff1a\u8bfb\u6a21\u5f0f\uff0c\u6253\u5f00\u6587\u4ef6\u8fdb\u884c\u8bfb\u53d6\u3002<\/li>\n
  • 'b'<\/code>\uff1a\u4e8c\u8fdb\u5236\u6a21\u5f0f\uff0c\u4e0e\u5176\u4ed6\u6a21\u5f0f\u7ec4\u5408\u4f7f\u7528\uff0c\u5982'wb'<\/code>\u3002<\/li>\n<\/ul>\n
    \u9009\u62e9\u5408\u9002\u7684\u6a21\u5f0f\u53ef\u4ee5\u907f\u514d\u6570\u636e\u4e22\u5931\u6216\u6587\u4ef6\u635f\u574f\u3002<\/p>\n<\/p>\n
    \u4e09\u3001\u4f7f\u7528write()<\/code>\u65b9\u6cd5<\/h3>\n<\/p>\n
    \u4f7f\u7528write()<\/code>\u65b9\u6cd5\u5c06\u5b57\u7b26\u4e32\u5199\u5165\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    file.write('Hello, World!')<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u9700\u8981\u6ce8\u610f\uff0cwrite()<\/code>\u65b9\u6cd5\u53ea\u80fd\u5199\u5165\u5b57\u7b26\u4e32\u3002\u5982\u679c\u9700\u8981\u5199\u5165\u5176\u4ed6\u6570\u636e\u7c7b\u578b\uff08\u5982\u6574\u6570\u3001\u5217\u8868\u7b49\uff09\uff0c\u9700\u8981\u5148\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n
    data = 123<\/p>\n
    file.write(str(data))<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u56db\u3001\u786e\u4fdd\u5173\u95ed\u6587\u4ef6<\/h3>\n<\/p>\n
    \u786e\u4fdd\u6587\u4ef6\u5728\u5b8c\u6210\u64cd\u4f5c\u540e\u88ab\u5173\u95ed\uff0c\u4ee5\u91ca\u653e\u8d44\u6e90\u5e76\u907f\u514d\u6570\u636e\u4e22\u5931\u3002\u4f7f\u7528close()<\/code>\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
    file.close()<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u6216\u8005\u4f7f\u7528with open()<\/code>\u4e0a\u4e0b\u6587\u7ba1\u7406\u5668\uff0c\u5b83\u53ef\u4ee5\u81ea\u52a8\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    with open('output.txt', 'w') as file:<\/p>\n
        file.write('Hello, World!')<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u79cd\u65b9\u6cd5\u7b80\u6d01\u6613\u61c2\uff0c\u5e76\u4e14\u662f\u63a8\u8350\u7684\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<\/p>\n
    \u4e94\u3001\u5199\u5165\u591a\u4e2a\u6570\u636e<\/h3>\n<\/p>\n
    \u5199\u5165\u591a\u4e2a\u6570\u636e\u53ef\u4ee5\u4f7f\u7528\u591a\u6b21write()<\/code>\u65b9\u6cd5\uff0c\u6216\u8005\u4f7f\u7528writelines()<\/code>\u65b9\u6cd5\u3002<\/p>\n<\/p>\n
    lines = ['First line\\n', 'Second line\\n', 'Third line\\n']<\/p>\n
    file.writelines(lines)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    writelines()<\/code>\u65b9\u6cd5\u63a5\u53d7\u4e00\u4e2a\u5b57\u7b26\u4e32\u5217\u8868\uff0c\u5e76\u5c06\u6bcf\u4e2a\u5b57\u7b26\u4e32\u5199\u5165\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    \u516d\u3001\u4f7f\u7528print()<\/code>\u51fd\u6570\u91cd\u5b9a\u5411\u8f93\u51fa<\/h3>\n<\/p>\n
    Python\u7684print()<\/code>\u51fd\u6570\u53ef\u4ee5\u63a5\u53d7\u4e00\u4e2afile<\/code>\u53c2\u6570\uff0c\u5c06\u8f93\u51fa\u91cd\u5b9a\u5411\u5230\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    with open('output.txt', 'w') as file:<\/p>\n
        print('Hello, World!', file=file)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u5bf9\u4e8e\u5c06\u63a7\u5236\u53f0\u8f93\u51fa\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n<\/p>\n
    \u4e03\u3001\u4f7f\u7528\u65e5\u5fd7\u8bb0\u5f55<\/h3>\n<\/p>\n
    \u5bf9\u4e8e\u66f4\u590d\u6742\u7684\u5e94\u7528\uff0c\u4f7f\u7528\u65e5\u5fd7\u8bb0\u5f55\u6a21\u5757logging<\/code>\u53ef\u4ee5\u8bb0\u5f55\u5e76\u4fdd\u5b58\u7a0b\u5e8f\u8f93\u51fa\u3002<\/p>\n<\/p>\n
    import logging<\/p>\n
    logging.basicConfig(filename='output.log', level=logging.INFO)<\/p>\n
    logging.info('This is an info message')<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    logging<\/code>\u6a21\u5757\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u6765\u8bb0\u5f55\u4e0d\u540c\u7ea7\u522b\u7684\u4fe1\u606f\uff0c\u5e76\u5c06\u5176\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\u3002<\/p>\n<\/p>\n
    \u516b\u3001\u5199\u5165\u4e8c\u8fdb\u5236\u6570\u636e<\/h3>\n<\/p>\n
    \u5bf9\u4e8e\u4e8c\u8fdb\u5236\u6570\u636e\uff08\u5982\u56fe\u7247\u3001\u97f3\u9891\u7b49\uff09\uff0c\u4f7f\u7528\u4e8c\u8fdb\u5236\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    with open('image.png', 'wb') as file:<\/p>\n
        file.write(binary_data)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u8fd9\u91cc\u7684'wb'<\/code>\u8868\u793a\u4ee5\u4e8c\u8fdb\u5236\u5199\u6a21\u5f0f\u6253\u5f00\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    \u4e5d\u3001\u5904\u7406CSV\u6587\u4ef6<\/h3>\n<\/p>\n
    \u5904\u7406CSV\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528csv<\/code>\u6a21\u5757\u3002\u5b83\u63d0\u4f9b\u4e86\u4fbf\u6377\u7684\u65b9\u6cd5\u6765\u8bfb\u53d6\u548c\u5199\u5165CSV\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    import csv<\/p>\n
    with open('data.csv', 'w', newline='') as file:<\/p>\n
        writer = csv.writer(file)<\/p>\n
        writer.writerow(['Name', 'Age'])<\/p>\n
        writer.writerow(['Alice', 23])<\/p>\n
        writer.writerow(['Bob', 34])<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5341\u3001\u5904\u7406JSON\u6587\u4ef6<\/h3>\n<\/p>\n
    \u5904\u7406JSON\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528json<\/code>\u6a21\u5757\u3002\u5b83\u63d0\u4f9b\u4e86\u4fbf\u6377\u7684\u65b9\u6cd5\u6765\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316JSON\u6570\u636e\u3002<\/p>\n<\/p>\n
    import json<\/p>\n
    data = {'name': 'Alice', 'age': 23}<\/p>\n
    with open('data.json', 'w') as file:<\/p>\n
        json.dump(data, file)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    json.dump()<\/code>\u65b9\u6cd5\u5c06Python\u5bf9\u8c61\u5e8f\u5217\u5316\u4e3aJSON\u683c\u5f0f\uff0c\u5e76\u5199\u5165\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    \u5341\u4e00\u3001\u5904\u7406Excel\u6587\u4ef6<\/h3>\n<\/p>\n
    \u5904\u7406Excel\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528pandas<\/code>\u5e93\u3002\u5b83\u63d0\u4f9b\u4e86\u4fbf\u6377\u7684\u65b9\u6cd5\u6765\u8bfb\u53d6\u548c\u5199\u5165Excel\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    import pandas as pd<\/p>\n
    data = {'Name': ['Alice', 'Bob'], 'Age': [23, 34]}<\/p>\n
    df = pd.DataFrame(data)<\/p>\n
    df.to_excel('data.xlsx', index=False)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5341\u4e8c\u3001\u5904\u7406\u5176\u4ed6\u6587\u4ef6\u683c\u5f0f<\/h3>\n<\/p>\n
    Python\u8fd8\u652f\u6301\u5904\u7406\u5176\u4ed6\u6587\u4ef6\u683c\u5f0f\uff0c\u5982XML\u3001YAML\u7b49\u3002\u4f7f\u7528\u5bf9\u5e94\u7684\u5e93\u53ef\u4ee5\u65b9\u4fbf\u5730\u8bfb\u5199\u8fd9\u4e9b\u683c\u5f0f\u7684\u6587\u4ef6\u3002<\/p>\n<\/p>\n
    import xml.etree.ElementTree as ET<\/p>\n
    root = ET.Element("root")<\/p>\n
    doc = ET.SubElement(root, "doc")<\/p>\n
    ET.SubElement(doc, "field1", name="foo").text = "bar"<\/p>\n
    tree = ET.ElementTree(root)<\/p>\n
    tree.write("output.xml")<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5341\u4e09\u3001\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9<\/h3>\n<\/p>\n
    \u9664\u4e86\u5199\u5165\u6587\u4ef6\uff0c\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u4e5f\u662f\u5e38\u89c1\u9700\u6c42\u3002\u4f7f\u7528open()<\/code>\u51fd\u6570\u548cread()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n<\/p>\n
    with open('output.txt', 'r') as file:<\/p>\n
        content = file.read()<\/p>\n
        print(content)<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5341\u56db\u3001\u8bfb\u53d6\u5927\u6587\u4ef6<\/h3>\n<\/p>\n
    \u8bfb\u53d6\u5927\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528readline()<\/code>\u65b9\u6cd5\u9010\u884c\u8bfb\u53d6\uff0c\u907f\u514d\u5185\u5b58\u5360\u7528\u8fc7\u5927\u3002<\/p>\n<\/p>\n
    with open('large_file.txt', 'r') as file:<\/p>\n
        for line in file:<\/p>\n
            print(line, end='')<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u5341\u4e94\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
    Python\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u5c06\u8f93\u51fa\u7ed3\u679c\u5b58\u5165\u6587\u4ef6\u3002\u65e0\u8bba\u662f\u7b80\u5355\u7684\u5b57\u7b26\u4e32\u5199\u5165\uff0c\u8fd8\u662f\u590d\u6742\u7684\u6570\u636e\u8bb0\u5f55\uff0c\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u548c\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u9ad8\u6548\u5730\u5b8c\u6210\u4efb\u52a1\u3002\u638c\u63e1\u8fd9\u4e9b\u6280\u5de7\uff0c\u5c06\u5927\u5927\u63d0\u9ad8\u6211\u4eec\u7684\u7f16\u7a0b\u6548\u7387\u548c\u4ee3\u7801\u8d28\u91cf\u3002<\/p>\n<\/p>\n
    \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
     \u5982\u4f55\u5728Python\u4e2d\u5c06\u7a0b\u5e8f\u8f93\u51fa\u91cd\u5b9a\u5411\u5230\u6587\u4ef6\u4e2d\uff1f<\/strong>
    \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528sys<\/code>\u6a21\u5757\u4e2d\u7684stdout<\/code>\u6765\u91cd\u5b9a\u5411\u8f93\u51fa\u3002\u9996\u5148\uff0c\u5bfc\u5165sys<\/code>\u6a21\u5757\uff0c\u7136\u540e\u4f7f\u7528open<\/code>\u51fd\u6570\u6253\u5f00\u4e00\u4e2a\u6587\u4ef6\uff0c\u5e76\u5c06sys.stdout<\/code>\u6307\u5411\u8be5\u6587\u4ef6\u3002\u6267\u884c\u5b8c\u8f93\u51fa\u64cd\u4f5c\u540e\uff0c\u522b\u5fd8\u4e86\u5c06sys.stdout<\/code>\u91cd\u7f6e\u4e3a\u539f\u6765\u7684\u6807\u51c6\u8f93\u51fa\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
    import sys\n\n# \u4fdd\u5b58\u539f\u59cbstdout\noriginal_stdout = sys.stdout \n\n# \u6253\u5f00\u6587\u4ef6\u4ee5\u5199\u5165\nwith open('output.txt', 'w') as f:\n    sys.stdout = f  # \u91cd\u5b9a\u5411stdout\u5230\u6587\u4ef6\n    print("\u8fd9\u662f\u8f93\u51fa\u5230\u6587\u4ef6\u7684\u5185\u5bb9")  # \u8fd9\u884c\u5185\u5bb9\u4f1a\u88ab\u5199\u5165\u6587\u4ef6\n\n# \u6062\u590d\u539f\u59cbstdout\nsys.stdout = original_stdout \n<\/code><\/pre>\n
    \u53ef\u4ee5\u5c06\u6570\u636e\u5b58\u50a8\u5230\u54ea\u79cd\u7c7b\u578b\u7684\u6587\u4ef6\u4e2d\uff1f<\/strong>
    Python\u652f\u6301\u591a\u79cd\u6587\u4ef6\u683c\u5f0f\u7684\u8f93\u51fa\uff0c\u5305\u62ec\u6587\u672c\u6587\u4ef6\uff08\u5982.txt<\/code>\uff09\u3001CSV\u6587\u4ef6\uff08\u5982.csv<\/code>\uff09\u3001JSON\u6587\u4ef6\uff08\u5982.json<\/code>\uff09\u548cExcel\u6587\u4ef6\uff08\u5982.xlsx<\/code>\uff09\u3002\u6839\u636e\u6570\u636e\u7684\u7ed3\u6784\u548c\u540e\u7eed\u4f7f\u7528\u9700\u6c42\uff0c\u53ef\u4ee5\u9009\u62e9\u9002\u5408\u7684\u6587\u4ef6\u683c\u5f0f\u3002\u4f8b\u5982\uff0c\u4f7f\u7528csv<\/code>\u6a21\u5757\u53ef\u4ee5\u65b9\u4fbf\u5730\u5c06\u6570\u636e\u5199\u5165CSV\u6587\u4ef6\uff0c\u800c\u4f7f\u7528json<\/code>\u6a21\u5757\u5219\u9002\u5408\u5c06\u5b57\u5178\u6216\u5217\u8868\u7b49\u6570\u636e\u7ed3\u6784\u5b58\u50a8\u4e3aJSON\u683c\u5f0f\u3002<\/p>\n
    \u5728\u5c06\u6570\u636e\u5199\u5165\u6587\u4ef6\u65f6\uff0c\u5982\u4f55\u5904\u7406\u6587\u4ef6\u7684\u6253\u5f00\u6a21\u5f0f\uff1f<\/strong>
    \u5728Python\u4e2d\uff0c\u6253\u5f00\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u6a21\u5f0f\uff0c\u5982'w'<\/code>\uff08\u5199\u5165\uff0c\u8986\u76d6\u5185\u5bb9\uff09\u3001'a'<\/code>\uff08\u8ffd\u52a0\uff0c\u4fdd\u7559\u539f\u5185\u5bb9\uff09\u3001'r'<\/code>\uff08\u53ea\u8bfb\uff09\u3002\u9009\u62e9\u5408\u9002\u7684\u6a21\u5f0f\u975e\u5e38\u91cd\u8981\uff0c\u4f8b\u5982\uff0c\u5982\u679c\u5e0c\u671b\u4fdd\u7559\u6587\u4ef6\u4e2d\u5df2\u6709\u7684\u6570\u636e\uff0c\u53ef\u4ee5\u9009\u62e9\u8ffd\u52a0\u6a21\u5f0f'a'<\/code>\uff0c\u8fd9\u6837\u65b0\u6570\u636e\u4f1a\u6dfb\u52a0\u5230\u6587\u4ef6\u672b\u5c3e\uff0c\u800c\u4e0d\u4f1a\u5220\u9664\u5df2\u6709\u5185\u5bb9\u3002\u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
    with open('output.txt', 'a') as f:  # \u4ee5\u8ffd\u52a0\u6a21\u5f0f\u6253\u5f00\n    f.write("\u8fd9\u662f\u8ffd\u52a0\u5230\u6587\u4ef6\u7684\u65b0\u5185\u5bb9\\n")\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u4f7f\u7528Python\u5c06\u8f93\u51fa\u7684\u7ed3\u679c\u5b58\u5165\u6587\u4ef6\u7684\u6838\u5fc3\u89c2\u70b9\uff1a\u4f7f\u7528open()\u51fd\u6570\u3001\u9009\u62e9\u6b63\u786e\u7684\u6587\u4ef6\u6a21\u5f0f\u3001\u4f7f\u7528write()\u65b9 […]","protected":false},"author":3,"featured_media":1103365,"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\/1103356"}],"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=1103356"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1103356\/revisions"}],"predecessor-version":[{"id":1103369,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1103356\/revisions\/1103369"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1103365"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1103356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1103356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1103356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}