{"id":952265,"date":"2024-12-27T01:25:34","date_gmt":"2024-12-26T17:25:34","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/952265.html"},"modified":"2024-12-27T01:25:36","modified_gmt":"2024-12-26T17:25:36","slug":"python%e4%b8%ad%e5%a6%82%e4%bd%95%e8%b7%b3%e8%a1%8c","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/952265.html","title":{"rendered":"python\u4e2d\u5982\u4f55\u8df3\u884c"},"content":{"rendered":"

\"python\u4e2d\u5982\u4f55\u8df3\u884c\"<\/p>\n

\u5728Python\u4e2d\u8df3\u884c\u53ef\u4ee5\u4f7f\u7528\u6362\u884c\u7b26\u3001\u4ee3\u7801\u5757\u7f29\u8fdb\u3001\u4ee5\u53ca\u63a7\u5236\u8bed\u53e5\u6765\u5b9e\u73b0\u3002\u6362\u884c\u7b26\u662f\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\uff0c\u4f46\u5728\u591a\u884c\u5b57\u7b26\u4e32\u3001\u5faa\u73af\u548c\u6761\u4ef6\u8bed\u53e5\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u4e0d\u540c\u7684\u8bed\u6cd5\u7ed3\u6784\u6765\u5b9e\u73b0\u8df3\u884c\u6548\u679c\u3002<\/strong><\/p>\n<\/p>\n

Python\u662f\u4e00\u79cd\u7075\u6d3b\u800c\u5f3a\u5927\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u6cd5\u6765\u7ba1\u7406\u4ee3\u7801\u7684\u7ed3\u6784\u548c\u6d41\uff0c\u5305\u62ec\u8df3\u884c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8be6\u7ec6\u7684\u5b9e\u73b0\u65b9\u5f0f\uff1a<\/p>\n<\/p>\n

\u4e00\u3001\u6362\u884c\u7b26<\/h3>\n<\/p>\n

Python\u4e2d\u6700\u76f4\u63a5\u7684\u8df3\u884c\u65b9\u5f0f\u662f\u4f7f\u7528\u6362\u884c\u7b26\\n<\/code>\u3002\u8fd9\u79cd\u65b9\u6cd5\u5e38\u7528\u4e8e\u5b57\u7b26\u4e32\u4e2d\uff0c\u5c24\u5176\u662f\u9700\u8981\u683c\u5f0f\u5316\u7684\u591a\u884c\u6587\u672c\u3002<\/p>\n<\/p>\n

1. \u4f7f\u7528\u6362\u884c\u7b26\\n<\/code><\/h4>\n<\/p>\n

\u6362\u884c\u7b26\\n<\/code>\u662f\u4e00\u4e2a\u5e38\u7528\u7684\u5b57\u7b26\uff0c\u7528\u4e8e\u5728\u5b57\u7b26\u4e32\u4e2d\u63d2\u5165\u4e00\u4e2a\u65b0\u884c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n

text = "Hello,\\nWorld!"<\/p>\n
print(text)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u5c06\u5728\u8f93\u51fa\u65f6\u5c06Hello,<\/code>\u548cWorld!<\/code>\u5206\u6210\u4e24\u884c\u3002\u4f7f\u7528\u6362\u884c\u7b26\u7684\u4f18\u70b9\u662f\u7b80\u5355\u76f4\u63a5\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u9700\u8981\u683c\u5f0f\u5316\u8f93\u51fa\u7684\u573a\u5408\u3002<\/p>\n<\/p>\n
2. \u4e09\u91cd\u5f15\u53f7\u5b57\u7b26\u4e32<\/h4>\n<\/p>\n
Python\u4e2d\u8fd8\u53ef\u4ee5\u4f7f\u7528\u4e09\u91cd\u5f15\u53f7\u6765\u5b9e\u73b0\u591a\u884c\u5b57\u7b26\u4e32\uff0c\u8fd9\u79cd\u65b9\u6cd5\u4e0d\u9700\u8981\u624b\u52a8\u63d2\u5165\u6362\u884c\u7b26\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
text = """Hello,<\/p>\n
World!"""<\/p>\n
print(text)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u91cd\u5f15\u53f7\u5b57\u7b26\u4e32\u4f1a\u81ea\u52a8\u4fdd\u7559\u8f93\u5165\u65f6\u7684\u6362\u884c\uff0c\u56e0\u6b64\u5728\u5904\u7406\u591a\u884c\u5b57\u7b26\u4e32\u65f6\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4ee3\u7801\u5757\u7f29\u8fdb<\/h3>\n<\/p>\n
Python\u4f7f\u7528\u7f29\u8fdb\u6765\u6807\u8bc6\u4ee3\u7801\u5757\uff0c\u56e0\u6b64\u901a\u8fc7\u4ee3\u7801\u5757\u7684\u7ed3\u6784\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u7c7b\u4f3c\u8df3\u884c\u7684\u6548\u679c\u3002<\/p>\n<\/p>\n
1. \u5faa\u73af\u7ed3\u6784<\/h4>\n<\/p>\n
\u5728\u5faa\u73af\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7f29\u8fdb\u548c\u63a7\u5236\u8bed\u53e5\u5b9e\u73b0\u591a\u884c\u64cd\u4f5c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
for i in range(3):<\/p>\n
    print("This is line", i)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6bb5\u4ee3\u7801\u4f1a\u8f93\u51fa\u591a\u884c\uff0c\u5176\u4e2d\u6bcf\u884c\u7684\u5185\u5bb9\u7531\u5faa\u73af\u53d8\u91cf\u63a7\u5236\u3002<\/p>\n<\/p>\n
2. \u6761\u4ef6\u8bed\u53e5<\/h4>\n<\/p>\n
\u7c7b\u4f3c\u5730\uff0c\u5728\u6761\u4ef6\u8bed\u53e5\u4e2d\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u7f29\u8fdb\u6765\u5b9e\u73b0\u591a\u884c\u903b\u8f91\uff1a<\/p>\n<\/p>\n
x = 10<\/p>\n
if x > 5:<\/p>\n
    print("x is greater than 5")<\/p>\n
    print("This is another line")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u5728\u7f16\u5199\u591a\u884c\u7684\u6761\u4ef6\u5224\u65ad\u6216\u4e1a\u52a1\u903b\u8f91\u65f6\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u63a7\u5236\u8bed\u53e5<\/h3>\n<\/p>\n
Python\u4e2d\u8fd8\u6709\u4e00\u4e9b\u63a7\u5236\u8bed\u53e5\uff0c\u53ef\u4ee5\u5728\u7a0b\u5e8f\u6267\u884c\u65f6\u6539\u53d8\u4ee3\u7801\u7684\u6267\u884c\u6d41\uff0c\u4ece\u800c\u5b9e\u73b0\u8df3\u884c\u6548\u679c\u3002<\/p>\n<\/p>\n
1. continue<\/code>\u8bed\u53e5<\/h4>\n<\/p>\n
continue<\/code>\u8bed\u53e5\u7528\u4e8e\u8df3\u8fc7\u5f53\u524d\u5faa\u73af\u7684\u5269\u4f59\u90e8\u5206\uff0c\u76f4\u63a5\u8fdb\u5165\u4e0b\u4e00\u6b21\u5faa\u73af\uff1a<\/p>\n<\/p>\n
for i in range(5):<\/p>\n
    if i == 2:<\/p>\n
        continue<\/p>\n
    print("Number:", i)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u5f53i<\/code>\u7b49\u4e8e2\u65f6\uff0ccontinue<\/code>\u8bed\u53e5\u4f1a\u8df3\u8fc7\u5f53\u524d\u5faa\u73af\u7684\u5269\u4f59\u90e8\u5206\u3002<\/p>\n<\/p>\n
2. break<\/code>\u8bed\u53e5<\/h4>\n<\/p>\n
break<\/code>\u8bed\u53e5\u7528\u4e8e\u7ec8\u6b62\u5faa\u73af\uff0c\u8df3\u51fa\u5f53\u524d\u4ee3\u7801\u5757\uff1a<\/p>\n<\/p>\n
for i in range(5):<\/p>\n
    if i == 3:<\/p>\n
        break<\/p>\n
    print("Number:", i)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c\u5f53i<\/code>\u7b49\u4e8e3\u65f6\uff0cbreak<\/code>\u8bed\u53e5\u4f1a\u7ec8\u6b62\u5faa\u73af\u3002<\/p>\n<\/p>\n
\u56db\u3001\u51fd\u6570\u548c\u7c7b\u4e2d\u7684\u8df3\u884c<\/h3>\n<\/p>\n
\u5728\u51fd\u6570\u548c\u7c7b\u4e2d\uff0c\u4ee3\u7801\u7684\u7ec4\u7ec7\u548c\u8df3\u884c\u4e5f\u975e\u5e38\u91cd\u8981\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5b9e\u73b0\u65b9\u5f0f\uff1a<\/p>\n<\/p>\n
1. \u51fd\u6570<\/h4>\n<\/p>\n
\u5728\u51fd\u6570\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u591a\u4e2a\u51fd\u6570\u6765\u7ec4\u7ec7\u548c\u8df3\u884c\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
def greet():<\/p>\n
    print("Hello")<\/p>\n
def farewell():<\/p>\n
    print("Goodbye")<\/p>\n
greet()<\/p>\n
farewell()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n
2. \u7c7b\u548c\u65b9\u6cd5<\/h4>\n<\/p>\n
\u5728\u7c7b\u4e2d\uff0c\u901a\u8fc7\u5b9a\u4e49\u591a\u4e2a\u65b9\u6cd5\u6765\u7ec4\u7ec7\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
class Greeter:<\/p>\n
    def greet(self):<\/p>\n
        print("Hello")<\/p>\n
    def farewell(self):<\/p>\n
        print("Goodbye")<\/p>\n
g = Greeter()<\/p>\n
g.greet()<\/p>\n
g.farewell()<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u5728\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u4e2d\u5b9e\u73b0\u66f4\u597d\u7684\u4ee3\u7801\u7ed3\u6784\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u7efc\u5408\u8fd0\u7528<\/h3>\n<\/p>\n
Python\u4e2d\u7684\u8df3\u884c\u4e0d\u4ec5\u9650\u4e8e\u5355\u4e00\u65b9\u6cd5\uff0c\u901a\u5e38\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u4f1a\u7efc\u5408\u8fd0\u7528\u4e0a\u8ff0\u591a\u79cd\u65b9\u6cd5\u6765\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u529f\u80fd\u3002<\/p>\n<\/p>\n
1. \u6587\u4ef6\u8bfb\u53d6\u4e0e\u5199\u5165<\/h4>\n<\/p>\n
\u5728\u5904\u7406\u6587\u4ef6\u65f6\uff0c\u901a\u5e38\u9700\u8981\u5904\u7406\u591a\u884c\u6587\u672c\uff1a<\/p>\n<\/p>\n
with open('file.txt', 'r') as file:<\/p>\n
    for line in file:<\/p>\n
        print(line, end='')<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0cfor<\/code>\u5faa\u73af\u7528\u4e8e\u9010\u884c\u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n<\/p>\n
2. \u6570\u636e\u5904\u7406<\/h4>\n<\/p>\n
\u5728\u6570\u636e\u5904\u7406\u4efb\u52a1\u4e2d\uff0c\u5f80\u5f80\u9700\u8981\u5904\u7406\u591a\u884c\u6570\u636e\uff0c\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
data = [<\/p>\n
    "Row 1",<\/p>\n
    "Row 2",<\/p>\n
    "Row 3"<\/p>\n
]<\/p>\n
for row in data:<\/p>\n
    print(row)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u5404\u79cd\u6570\u636e\u5904\u7406\u4efb\u52a1\uff0c\u5982CSV\u6587\u4ef6\u89e3\u6790\u3002<\/p>\n<\/p>\n
\u7efc\u4e0a\u6240\u8ff0\uff0cPython\u4e2d\u8df3\u884c\u7684\u5b9e\u73b0\u65b9\u6cd5\u591a\u79cd\u591a\u6837\uff0c\u5305\u62ec\u6362\u884c\u7b26\u3001\u4ee3\u7801\u5757\u7f29\u8fdb\u3001\u63a7\u5236\u8bed\u53e5\u4ee5\u53ca\u51fd\u6570\u548c\u7c7b\u7684\u7ec4\u7ec7\u7b49\u3002\u901a\u8fc7\u7ed3\u5408\u4f7f\u7528\u8fd9\u4e9b\u6280\u672f\uff0c\u7a0b\u5e8f\u5458\u53ef\u4ee5\u7f16\u5199\u51fa\u9ad8\u6548\u3001\u53ef\u8bfb\u6027\u5f3a\u7684Python\u4ee3\u7801\u3002\u65e0\u8bba\u662f\u7b80\u5355\u7684\u6587\u672c\u5904\u7406\uff0c\u8fd8\u662f\u590d\u6742\u7684\u6570\u636e\u5206\u6790\uff0c\u638c\u63e1\u8fd9\u4e9b\u6280\u5de7\u90fd\u5c06\u4f7f\u4f60\u7684\u4ee3\u7801\u66f4\u52a0\u7075\u6d3b\u548c\u5f3a\u5927\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5728Python\u4e2d\u5982\u4f55\u5b9e\u73b0\u4ee3\u7801\u7684\u6362\u884c\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u53cd\u659c\u6760\uff08\\<\/code>\uff09\u6765\u5b9e\u73b0\u4ee3\u7801\u7684\u6362\u884c\u3002\u4f8b\u5982\uff0c\u5f53\u4e00\u884c\u4ee3\u7801\u8fc7\u957f\u65f6\uff0c\u53ef\u4ee5\u5728\u884c\u5c3e\u6dfb\u52a0\u53cd\u659c\u6760\uff0c\u4ece\u800c\u5c06\u4ee3\u7801\u5206\u4e3a\u591a\u884c\uff0c\u4fbf\u4e8e\u9605\u8bfb\u548c\u7ef4\u62a4\u3002\u4e0d\u8fc7\uff0c\u786e\u4fdd\u53cd\u659c\u6760\u540e\u6ca1\u6709\u5176\u4ed6\u5b57\u7b26\u6216\u7a7a\u683c\u3002<\/p>\n
\u5982\u4f55\u5728\u5b57\u7b26\u4e32\u4e2d\u5305\u542b\u6362\u884c\u7b26\uff1f<\/strong>
\u5728Python\u5b57\u7b26\u4e32\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u7279\u6b8a\u5b57\u7b26\\n<\/code>\u6765\u63d2\u5165\u6362\u884c\u7b26\u3002\u4f8b\u5982\uff0cprint("Hello\\nWorld")<\/code>\u4f1a\u5728\u8f93\u51fa\u4e2d\u4ea7\u751f\u6362\u884c\u6548\u679c\uff0c\u663e\u793a\u4e3a\uff1a  <\/p>\n
Hello\nWorld\n<\/code><\/pre>\n
\u5728Python\u4e2d\u8df3\u884c\u4f1a\u5f71\u54cd\u4ee3\u7801\u7684\u6267\u884c\u5417\uff1f<\/strong>
\u8df3\u884c\u7684\u65b9\u5f0f\u53ef\u80fd\u4f1a\u5f71\u54cd\u4ee3\u7801\u7684\u6267\u884c\uff0c\u7279\u522b\u662f\u5728\u6ca1\u6709\u6b63\u786e\u4f7f\u7528\u7f29\u8fdb\u7684\u60c5\u51b5\u4e0b\u3002Python\u5bf9\u7f29\u8fdb\u975e\u5e38\u654f\u611f\uff0c\u9519\u8bef\u7684\u7f29\u8fdb\u53ef\u80fd\u5bfc\u81f4IndentationError<\/code>\u3002\u5728\u7f16\u5199\u591a\u884c\u4ee3\u7801\u65f6\uff0c\u786e\u4fdd\u6bcf\u4e2a\u4ee3\u7801\u5757\u7684\u7f29\u8fdb\u4e00\u81f4\uff0c\u4ee5\u4fdd\u6301\u4ee3\u7801\u7684\u6b63\u786e\u6027\u548c\u53ef\u8bfb\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\u8df3\u884c\u53ef\u4ee5\u4f7f\u7528\u6362\u884c\u7b26\u3001\u4ee3\u7801\u5757\u7f29\u8fdb\u3001\u4ee5\u53ca\u63a7\u5236\u8bed\u53e5\u6765\u5b9e\u73b0\u3002\u6362\u884c\u7b26\u662f\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\uff0c\u4f46\u5728\u591a\u884c\u5b57\u7b26\u4e32\u3001\u5faa\u73af […]","protected":false},"author":3,"featured_media":952267,"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\/952265"}],"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=952265"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/952265\/revisions"}],"predecessor-version":[{"id":952268,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/952265\/revisions\/952268"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/952267"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=952265"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=952265"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=952265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}