{"id":975406,"date":"2024-12-27T06:13:02","date_gmt":"2024-12-26T22:13:02","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/975406.html"},"modified":"2024-12-27T06:13:04","modified_gmt":"2024-12-26T22:13:04","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e5%9b%9e%e8%bd%a6%e6%8d%a2%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/975406.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u56de\u8f66\u6362\u884c"},"content":{"rendered":"

\"python\u4e2d\u5982\u4f55\u56de\u8f66\u6362\u884c\"<\/p>\n

\u5728Python\u4e2d\uff0c\u56de\u8f66\u6362\u884c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26 \\n<\/code>\u3001\u4f7f\u7528\u591a\u884c\u5b57\u7b26\u4e32\uff08\u4e09\u91cd\u5f15\u53f7\uff09\u3001sys\u6a21\u5757\u4e2d\u7684stdout.write()\u65b9\u6cd5<\/strong>\u7b49\u65b9\u5f0f\u6765\u5b9e\u73b0\u3002\u4ee5\u4e0b\u662f\u5bf9\u5176\u4e2d\u4e00\u79cd\u65b9\u6cd5\u7684\u8be6\u7ec6\u63cf\u8ff0\uff1a\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26 \\n<\/code> \u662f\u6700\u76f4\u63a5\u548c\u5e38\u7528\u7684\u65b9\u5f0f\u3002\u5728Python\u7684\u5b57\u7b26\u4e32\u4e2d\uff0c\\n<\/code> \u88ab\u7528\u4f5c\u6362\u884c\u7b26\uff0c\u53ef\u4ee5\u63d2\u5165\u5230\u5b57\u7b26\u4e32\u4e2d\u4ee5\u6307\u793a\u4ece\u8fd9\u4e00\u70b9\u5f00\u59cb\u7684\u65b0\u884c\u3002\u7279\u522b\u662f\u5728\u6253\u5370\u8f93\u51fa\u65f6\uff0c\\n<\/code> \u975e\u5e38\u65b9\u4fbf\u3002\u4f8b\u5982\uff0cprint("Hello\\nWorld")<\/code> \u5c06\u8f93\u51fa\u201cHello\u201d\u5728\u7b2c\u4e00\u884c\uff0c\u201cWorld\u201d\u5728\u7b2c\u4e8c\u884c\u3002<\/p>\n<\/p>\n

\u4e0b\u9762\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5728Python\u4e2d\u5b9e\u73b0\u56de\u8f66\u6362\u884c\u7684\u51e0\u79cd\u65b9\u6cd5\uff0c\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u548c\u5e94\u7528\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26\\n<\/code><\/h2>\n<\/p>\n

\u8f6c\u4e49\u5b57\u7b26\\n<\/code> \u662fPython\u4e2d\u6700\u5e38\u7528\u7684\u6362\u884c\u65b9\u5f0f\u3002\u65e0\u8bba\u662f\u5728\u5b57\u7b26\u4e32\u7684\u5b9a\u4e49\u4e2d\uff0c\u8fd8\u662f\u5728\u8f93\u51fa\u7684\u8fc7\u7a0b\u4e2d\uff0c\\n<\/code> \u90fd\u80fd\u6709\u6548\u5730\u6307\u793a\u6362\u884c\u3002<\/p>\n<\/p>\n

1.1 \u5b57\u7b26\u4e32\u4e2d\u7684\\n<\/code><\/h3>\n<\/p>\n

\u5728\u5b57\u7b26\u4e32\u4e2d\u76f4\u63a5\u4f7f\u7528\\n<\/code> \u53ef\u4ee5\u8ba9\u6587\u672c\u5728\u6307\u5b9a\u7684\u4f4d\u7f6e\u6362\u884c\u3002\u8fd9\u5728\u6784\u9020\u591a\u884c\u6587\u672c\u65f6\u5c24\u4e3a\u65b9\u4fbf\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

text = "Line 1\\nLine 2\\nLine 3"<\/p>\n
print(text)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u5b57\u7b26\u4e32text<\/code>\u5305\u542b\u4e86\u4e09\u4e2a\u4e0d\u540c\u7684\u884c\uff0c\u5b83\u4eec\u4e4b\u95f4\u901a\u8fc7\\n<\/code>\u8fdb\u884c\u5206\u9694\u3002<\/p>\n<\/p>\n
1.2 print<\/code> \u51fd\u6570\u4e2d\u7684\\n<\/code><\/h3>\n<\/p>\n
Python\u7684print<\/code>\u51fd\u6570\u53ef\u4ee5\u8bc6\u522b\\n<\/code>\uff0c\u5e76\u5728\u8f93\u51fa\u65f6\u5c06\u5176\u8f6c\u6362\u4e3a\u5b9e\u9645\u7684\u6362\u884c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
print("Hello\\nWorld")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u5c06\u8f93\u51fa\u4e24\u884c\u6587\u672c\uff0c\u5206\u522b\u662f\u201cHello\u201d\u548c\u201cWorld\u201d\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528\u591a\u884c\u5b57\u7b26\u4e32\uff08\u4e09\u91cd\u5f15\u53f7\uff09<\/h2>\n<\/p>\n
Python\u652f\u6301\u591a\u884c\u5b57\u7b26\u4e32\uff0c\u901a\u8fc7\u4e09\u91cd\u5f15\u53f7\uff08'''<\/code>\u6216"""<\/code>\uff09\u6765\u5b9a\u4e49\u3002\u8fd9\u79cd\u65b9\u5f0f\u4e0d\u4ec5\u53ef\u4ee5\u8ba9\u4f60\u5728\u4ee3\u7801\u4e2d\u76f4\u89c2\u5730\u770b\u5230\u6587\u672c\u7684\u884c\u7ed3\u6784\uff0c\u8fd8\u53ef\u4ee5\u81ea\u52a8\u5904\u7406\u6362\u884c\u3002<\/p>\n<\/p>\n
2.1 \u4f7f\u7528\u4e09\u91cd\u5f15\u53f7\u5b9a\u4e49\u591a\u884c\u5b57\u7b26\u4e32<\/h3>\n<\/p>\n
\u591a\u884c\u5b57\u7b26\u4e32\u53ef\u4ee5\u76f4\u63a5\u5728\u4ee3\u7801\u4e2d\u8868\u73b0\u51fa\u5176\u591a\u884c\u7684\u7279\u6027\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
text = """This is line one<\/p>\n
This is line two<\/p>\n
This is line three"""<\/p>\n
print(text)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u4e09\u91cd\u5f15\u53f7\u76f4\u63a5\u5c06\u5b57\u7b26\u4e32\u5206\u6210\u591a\u884c\uff0cprint<\/code>\u51fd\u6570\u4f1a\u6309\u8fd9\u4e9b\u884c\u7ed3\u6784\u6765\u8f93\u51fa\u3002<\/p>\n<\/p>\n
2.2 \u591a\u884c\u5b57\u7b26\u4e32\u7684\u4f18\u70b9<\/h3>\n<\/p>\n
\u4f7f\u7528\u4e09\u91cd\u5f15\u53f7\u7684\u4e00\u4e2a\u663e\u8457\u4f18\u70b9\u662f\uff1a\u53ef\u4ee5\u5728\u4ee3\u7801\u4e2d\u76f4\u63a5\u7f16\u5199\u590d\u6742\u7684\u591a\u884c\u6587\u672c\uff0c\u800c\u65e0\u9700\u4f7f\u7528\\n<\/code>\u6765\u624b\u52a8\u5904\u7406\u6362\u884c\u3002\u8fd9\u4f7f\u5f97\u4ee3\u7801\u66f4\u52a0\u6e05\u6670\u6613\u8bfb\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u5b9a\u4e49\u957f\u6587\u672c\u6216\u6587\u6863\u5b57\u7b26\u4e32\u65f6\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f7f\u7528sys.stdout.write()<\/code><\/h2>\n<\/p>\n
sys.stdout.write()<\/code> \u662f\u4e00\u79cd\u66f4\u5e95\u5c42\u7684\u8f93\u51fa\u65b9\u6cd5\uff0c\u4e0eprint<\/code>\u4e0d\u540c\uff0c\u5b83\u4e0d\u4f1a\u81ea\u52a8\u5728\u8f93\u51fa\u7684\u672b\u5c3e\u6dfb\u52a0\u6362\u884c\u7b26\u3002\u56e0\u6b64\uff0c\u60a8\u9700\u8981\u624b\u52a8\u6dfb\u52a0\\n<\/code>\u6765\u5b9e\u73b0\u6362\u884c\u3002<\/p>\n<\/p>\n
3.1 sys.stdout.write<\/code>\u7684\u57fa\u672c\u7528\u6cd5<\/h3>\n<\/p>\n
\u9996\u5148\uff0c\u9700\u8981\u5bfc\u5165sys\u6a21\u5757\uff0c\u7136\u540e\u4f7f\u7528stdout.write()<\/code>\u65b9\u6cd5\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
import sys<\/p>\n
sys.stdout.write("Hello\\n")<\/p>\n
sys.stdout.write("World\\n")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u901a\u8fc7\u624b\u52a8\u6dfb\u52a0\\n<\/code>\u6765\u5b9e\u73b0\u6362\u884c\u3002<\/p>\n<\/p>\n
3.2 sys.stdout.write<\/code>\u7684\u7075\u6d3b\u6027<\/h3>\n<\/p>\n
sys.stdout.write<\/code>\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u7075\u6d3b\u6027\uff0c\u56e0\u4e3a\u60a8\u53ef\u4ee5\u5b8c\u5168\u63a7\u5236\u4f55\u65f6\u4ee5\u53ca\u662f\u5426\u6362\u884c\u3002\u8fd9\u5728\u9700\u8981\u5bf9\u8f93\u51fa\u8fdb\u884c\u7cbe\u786e\u63a7\u5236\u65f6\u7279\u522b\u6709\u7528\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528os.linesep<\/code><\/h2>\n<\/p>\n
\u5728\u8de8\u5e73\u53f0\u7f16\u7a0b\u4e2d\uff0c\u6362\u884c\u7b26\u53ef\u80fd\u56e0\u64cd\u4f5c\u7cfb\u7edf\u7684\u4e0d\u540c\u800c\u6709\u6240\u53d8\u5316\u3002os.linesep<\/code>\u63d0\u4f9b\u4e86\u4e00\u79cd\u66f4\u5177\u53ef\u79fb\u690d\u6027\u7684\u65b9\u5f0f\u6765\u83b7\u53d6\u5f53\u524d\u64cd\u4f5c\u7cfb\u7edf\u7684\u6807\u51c6\u884c\u5206\u9694\u7b26\u3002<\/p>\n<\/p>\n
4.1 \u8de8\u5e73\u53f0\u6362\u884c<\/h3>\n<\/p>\n
os.linesep<\/code>\u6839\u636e\u8fd0\u884c\u73af\u5883\u81ea\u52a8\u63d0\u4f9b\u6b63\u786e\u7684\u884c\u5206\u9694\u7b26\u3002\u4f8b\u5982\uff0c\u5728Windows\u4e0a\u662f\\r\\n<\/code>\uff0c\u800c\u5728Linux\/Unix\u4e0a\u662f\\n<\/code>\u3002<\/p>\n<\/p>\n
import os<\/p>\n
print(f"Line 1{os.linesep}Line 2")<\/p>\n
<\/code><\/pre>\n<\/p>\n
4.2 os.linesep<\/code>\u7684\u4f7f\u7528\u573a\u666f<\/h3>\n<\/p>\n
\u5728\u5904\u7406\u8de8\u5e73\u53f0\u6587\u4ef6\u5199\u5165\u6216\u8bfb\u53d6\u65f6\uff0c\u4f7f\u7528os.linesep<\/code>\u53ef\u4ee5\u907f\u514d\u786c\u7f16\u7801\u7279\u5b9a\u7684\u6362\u884c\u7b26\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u79fb\u690d\u6027\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u603b\u7ed3<\/h2>\n<\/p>\n
\u5728Python\u4e2d\u5b9e\u73b0\u56de\u8f66\u6362\u884c\u6709\u591a\u79cd\u65b9\u6cd5\uff0c\u5404\u6709\u5176\u9002\u7528\u573a\u666f\u3002\u5bf9\u4e8e\u7b80\u5355\u7684\u8f93\u51fa\uff0c\\n<\/code> \u662f\u6700\u76f4\u63a5\u7684\u65b9\u5f0f\uff1b\u5bf9\u4e8e\u9700\u8981\u5b9a\u4e49\u591a\u884c\u6587\u672c\uff0c\u4e09\u91cd\u5f15\u53f7\u63d0\u4f9b\u4e86\u4fbf\u5229\uff1b\u800c\u5bf9\u4e8e\u9700\u8981\u7cbe\u786e\u63a7\u5236\u7684\u8f93\u51fa\uff0csys.stdout.write<\/code> \u5219\u63d0\u4f9b\u4e86\u7075\u6d3b\u6027\u3002<\/strong> \u5728\u8de8\u5e73\u53f0\u7684\u60c5\u51b5\u4e0b\uff0cos.linesep<\/code> \u662f\u5904\u7406\u6362\u884c\u7684\u6700\u4f73\u9009\u62e9\u3002\u4e86\u89e3\u8fd9\u4e9b\u65b9\u6cd5\u7684\u4f7f\u7528\u80fd\u591f\u5e2e\u52a9\u60a8\u5728\u4e0d\u540c\u7684\u7f16\u7a0b\u573a\u666f\u4e0b\u7075\u6d3b\u5904\u7406\u6587\u672c\u7684\u6362\u884c\u9700\u6c42\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u5b9e\u73b0\u6362\u884c\u64cd\u4f5c\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u6362\u884c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u6362\u884c\u7b26 \\n<\/code> \u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5728\u5b57\u7b26\u4e32\u4e2d\u63d2\u5165 \\n<\/code> \u6765\u5206\u9694\u4e0d\u540c\u7684\u884c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a  <\/p>\n
print("\u7b2c\u4e00\u884c\\n\u7b2c\u4e8c\u884c")\n<\/code><\/pre>\n
\u8fd9\u5c06\u8f93\u51fa\uff1a  <\/p>\n
\u7b2c\u4e00\u884c\n\u7b2c\u4e8c\u884c\n<\/code><\/pre>\n
\u5728Python\u4e2d\u5982\u4f55\u8bfb\u53d6\u591a\u884c\u8f93\u5165\uff1f<\/strong>
\u8981\u8bfb\u53d6\u591a\u884c\u8f93\u5165\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 input()<\/code> \u51fd\u6570\u7ed3\u5408\u5faa\u73af\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 while<\/code> \u5faa\u73af\u6765\u8bfb\u53d6\u7528\u6237\u8f93\u5165\uff0c\u76f4\u5230\u7528\u6237\u8f93\u5165\u7279\u5b9a\u7684\u7ed3\u675f\u6807\u5fd7\uff08\u5982\u201cexit\u201d\uff09\uff1a  <\/p>\n
lines = []\nwhile True:\n    line = input("\u8bf7\u8f93\u5165\u4e00\u884c\u6587\u672c\uff08\u8f93\u5165 'exit' \u7ed3\u675f\uff09\uff1a")\n    if line == "exit":\n        break\n    lines.append(line)\nprint("\\n\u60a8\u8f93\u5165\u7684\u5185\u5bb9\u4e3a\uff1a")\nprint("\\n".join(lines))\n<\/code><\/pre>\n
\u5982\u4f55\u5728Python\u4e2d\u5904\u7406\u6587\u4ef6\u4e2d\u7684\u6362\u884c\u7b26\uff1f<\/strong>
\u5728\u5904\u7406\u6587\u4ef6\u65f6\uff0c\u6362\u884c\u7b26\u4e5f\u4f1a\u5f71\u54cd\u6587\u4ef6\u7684\u8bfb\u53d6\u548c\u5199\u5165\u3002\u4f7f\u7528 open()<\/code> \u51fd\u6570\u8bfb\u53d6\u6587\u4ef6\u65f6\uff0c\u53ef\u4ee5\u76f4\u63a5\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u5e76\u81ea\u52a8\u5904\u7406\u6362\u884c\u7b26\u3002\u4f8b\u5982\uff1a  <\/p>\n
with open('example.txt', 'r') as file:\n    content = file.read()\n    print(content)\n<\/code><\/pre>\n
\u5728\u5199\u5165\u6587\u4ef6\u65f6\uff0c\u60a8\u4e5f\u53ef\u4ee5\u63d2\u5165\u6362\u884c\u7b26\u6765\u5206\u9694\u4e0d\u540c\u7684\u5185\u5bb9\uff1a  <\/p>\n
with open('output.txt', 'w') as file:\n    file.write("\u7b2c\u4e00\u884c\\n\u7b2c\u4e8c\u884c\\n\u7b2c\u4e09\u884c")\n<\/code><\/pre>\n
\u8fd9\u6837\uff0c\u6587\u4ef6\u4e2d\u4f1a\u5305\u542b\u591a\u884c\u6587\u672c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u56de\u8f66\u6362\u884c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26 \\n\u3001\u4f7f\u7528\u591a\u884c\u5b57\u7b26\u4e32\uff08\u4e09\u91cd\u5f15\u53f7\uff09\u3001sys\u6a21\u5757\u4e2d\u7684stdout. […]","protected":false},"author":3,"featured_media":975410,"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\/975406"}],"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=975406"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/975406\/revisions"}],"predecessor-version":[{"id":975412,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/975406\/revisions\/975412"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/975410"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=975406"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=975406"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=975406"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}