{"id":926504,"date":"2024-12-26T15:52:26","date_gmt":"2024-12-26T07:52:26","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/926504.html"},"modified":"2024-12-26T15:52:28","modified_gmt":"2024-12-26T07:52:28","slug":"%e5%a6%82%e4%bd%95%e6%8c%89%e7%85%a7python","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/926504.html","title":{"rendered":"\u5982\u4f55\u6309\u7167python"},"content":{"rendered":"

\"\u5982\u4f55\u6309\u7167python\"<\/p>\n

\u8981\u6309\u7167Python\u8fdb\u884c\u7f16\u7a0b\uff0c\u9700\u8981\u4e86\u89e3Python\u7684\u57fa\u7840\u8bed\u6cd5\u3001\u5b89\u88c5Python\u73af\u5883\u3001\u4f7f\u7528Python\u7f16\u8f91\u5668\u6216IDE\u3001\u7f16\u5199\u548c\u6267\u884cPython\u4ee3\u7801\u3001\u4ee5\u53ca\u5b66\u4e60Python\u5e93\u548c\u6a21\u5757\u3002<\/strong>Python\u662f\u4e00\u79cd\u9ad8\u5c42\u6b21\u7684\u3001\u89e3\u91ca\u578b\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5e7f\u6cdb\u5e94\u7528\u4e8e\u6570\u636e\u5206\u6790\u3001\u673a\u5668\u5b66\u4e60<\/a>\u3001Web\u5f00\u53d1\u7b49\u9886\u57df\u3002\u4e3a\u4e86\u5f00\u59cb\u4f7f\u7528Python\uff0c\u9996\u5148\u9700\u8981\u5b89\u88c5Python\u89e3\u91ca\u5668\uff0c\u53ef\u4ee5\u4ecePython\u5b98\u65b9\u7f51\u7ad9\u4e0b\u8f7d\u5e76\u5b89\u88c5\u3002\u63a5\u4e0b\u6765\uff0c\u9009\u62e9\u4e00\u4e2a\u5408\u9002\u7684\u7f16\u8f91\u5668\u6216\u96c6\u6210\u5f00\u53d1\u73af\u5883\uff08IDE\uff09\uff0c\u5982PyCharm\u3001VSCode\u6216Jupyter Notebook\uff0c\u4ee5\u4fbf\u66f4\u9ad8\u6548\u5730\u7f16\u5199\u548c\u8fd0\u884c\u4ee3\u7801\u3002\u719f\u6089Python\u7684\u57fa\u7840\u8bed\u6cd5\u662f\u5173\u952e\uff0c\u5305\u62ec\u53d8\u91cf\u3001\u6570\u636e\u7c7b\u578b\u3001\u63a7\u5236\u7ed3\u6784\uff08\u5982\u5faa\u73af\u548c\u6761\u4ef6\u8bed\u53e5\uff09\u3001\u51fd\u6570\u3001\u7c7b\u548c\u5f02\u5e38\u5904\u7406\u7b49\u3002\u540c\u65f6\uff0c\u4e86\u89e3Python\u7684\u6807\u51c6\u5e93\u548c\u7b2c\u4e09\u65b9\u5e93\u53ef\u4ee5\u5927\u5927\u63d0\u9ad8\u7f16\u7a0b\u6548\u7387\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b89\u88c5Python\u73af\u5883<\/h3>\n<\/p>\n

\u5728\u5f00\u59cb\u7f16\u5199Python\u4ee3\u7801\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u786e\u4fdd\u8ba1\u7b97\u673a\u4e0a\u5b89\u88c5\u4e86Python\u73af\u5883\u3002Python\u7684\u5b89\u88c5\u8fc7\u7a0b\u975e\u5e38\u7b80\u5355\uff0c\u53ef\u4ee5\u5728Python\u5b98\u65b9\u7f51\u7ad9\uff08python.org\uff09\u4e0b\u8f7d\u6700\u65b0\u7248\u672c\u7684Python\u5b89\u88c5\u5305\u3002\u5b89\u88c5\u8fc7\u7a0b\u4e2d\u53ef\u4ee5\u9009\u62e9\u662f\u5426\u5b89\u88c5pip\uff08Python\u5305\u7ba1\u7406\u5de5\u5177\uff09\u548cIDLE\uff08Python\u81ea\u5e26\u7684\u7b80\u5355IDE\uff09\uff0c\u5efa\u8bae\u9009\u62e9\u5b89\u88c5\u4ee5\u4fbf\u540e\u7eed\u4f7f\u7528\u3002<\/p>\n<\/p>\n

1.1\u3001\u9009\u62e9\u5408\u9002\u7684\u7248\u672c<\/h4>\n<\/p>\n

Python\u6709\u4e24\u4e2a\u4e3b\u8981\u7248\u672c\uff1aPython 2\u548cPython 3\u3002Python 2\u5df2\u7ecf\u57282020\u5e74\u505c\u6b62\u7ef4\u62a4\uff0c\u6240\u4ee5\u63a8\u8350\u4f7f\u7528Python 3\u3002\u4e0b\u8f7d\u65f6\u8bf7\u6ce8\u610f\u9009\u62e9\u4e0e\u64cd\u4f5c\u7cfb\u7edf\uff08Windows\u3001macOS\u3001Linux\uff09\u517c\u5bb9\u7684\u7248\u672c\u3002<\/p>\n<\/p>\n

1.2\u3001\u914d\u7f6e\u73af\u5883\u53d8\u91cf<\/h4>\n<\/p>\n

\u5728Windows\u7cfb\u7edf\u4e2d\uff0c\u5b89\u88c5Python\u65f6\u53ef\u4ee5\u9009\u62e9\u81ea\u52a8\u914d\u7f6e\u73af\u5883\u53d8\u91cf\uff0c\u8fd9\u6837\u53ef\u4ee5\u5728\u547d\u4ee4\u63d0\u793a\u7b26\u4e2d\u76f4\u63a5\u4f7f\u7528Python\u547d\u4ee4\u3002\u5728macOS\u548cLinux\u7cfb\u7edf\u4e2d\uff0c\u901a\u5e38\u9700\u8981\u624b\u52a8\u7f16\u8f91~\/.bashrc<\/code>\u6216~\/.bash_profile<\/code>\u6587\u4ef6\uff0c\u5c06Python\u5b89\u88c5\u8def\u5f84\u6dfb\u52a0\u5230PATH<\/code>\u73af\u5883\u53d8\u91cf\u4e2d\u3002<\/p>\n<\/p>\n

\u4e8c\u3001\u9009\u62e9Python\u7f16\u8f91\u5668\u6216IDE<\/h3>\n<\/p>\n

\u9009\u62e9\u5408\u9002\u7684\u7f16\u8f91\u5668\u6216IDE\u5bf9\u4e8e\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u81f3\u5173\u91cd\u8981\u3002\u4e0d\u540c\u7684\u7f16\u8f91\u5668\u548cIDE\u63d0\u4f9b\u4e0d\u540c\u7684\u529f\u80fd\u548c\u7279\u6027\uff0c\u9002\u5408\u4e0d\u540c\u7684\u9700\u6c42\u548c\u4e60\u60ef\u3002<\/p>\n<\/p>\n

2.1\u3001\u96c6\u6210\u5f00\u53d1\u73af\u5883\uff08IDE\uff09<\/h4>\n<\/p>\n

PyCharm\u662fJetBrAI<\/a>ns\u516c\u53f8\u5f00\u53d1\u7684\u4e00\u6b3e\u529f\u80fd\u5f3a\u5927\u7684IDE\uff0c\u9002\u5408\u5927\u4e2d\u578b\u9879\u76ee\u5f00\u53d1\uff0c\u63d0\u4f9b\u4e86\u4ee3\u7801\u8865\u5168\u3001\u8c03\u8bd5\u3001\u6d4b\u8bd5\u3001\u7248\u672c\u63a7\u5236\u7b49\u529f\u80fd\u3002VSCode\u662f\u5fae\u8f6f\u63a8\u51fa\u7684\u4e00\u6b3e\u8f7b\u91cf\u7ea7\u7f16\u8f91\u5668\uff0c\u652f\u6301Python\u63d2\u4ef6\uff0c\u9002\u5408\u5feb\u901f\u5f00\u53d1\u548c\u5c0f\u578b\u9879\u76ee\u3002Jupyter Notebook\u662f\u4e00\u6b3e\u57fa\u4e8eWeb\u7684\u4ea4\u4e92\u5f0f\u5f00\u53d1\u73af\u5883\uff0c\u9002\u5408\u6570\u636e\u5206\u6790\u548c\u673a\u5668\u5b66\u4e60\u3002<\/p>\n<\/p>\n

2.2\u3001\u6587\u672c\u7f16\u8f91\u5668<\/h4>\n<\/p>\n

Sublime Text\u548cAtom\u662f\u4e24\u6b3e\u6d41\u884c\u7684\u6587\u672c\u7f16\u8f91\u5668\uff0c\u9002\u5408\u7f16\u5199\u7b80\u5355\u7684Python\u811a\u672c\uff0c\u652f\u6301\u591a\u79cd\u63d2\u4ef6\u548c\u4e3b\u9898\uff0c\u53ef\u4ee5\u6ee1\u8db3\u4e2a\u6027\u5316\u9700\u6c42\u3002<\/p>\n<\/p>\n

\u4e09\u3001\u5b66\u4e60Python\u57fa\u7840\u8bed\u6cd5<\/h3>\n<\/p>\n

\u5b66\u4e60Python\u7684\u57fa\u7840\u8bed\u6cd5\u662f\u638c\u63e1\u8fd9\u95e8\u8bed\u8a00\u7684\u5173\u952e\uff0c\u8fd9\u5305\u62ec\u53d8\u91cf\u3001\u6570\u636e\u7c7b\u578b\u3001\u8fd0\u7b97\u7b26\u3001\u63a7\u5236\u7ed3\u6784\u3001\u51fd\u6570\u3001\u7c7b\u548c\u6a21\u5757\u7b49\u3002<\/p>\n<\/p>\n

3.1\u3001\u53d8\u91cf\u548c\u6570\u636e\u7c7b\u578b<\/h4>\n<\/p>\n

Python\u662f\u4e00\u79cd\u52a8\u6001\u7c7b\u578b\u8bed\u8a00\uff0c\u53d8\u91cf\u4e0d\u9700\u8981\u58f0\u660e\u7c7b\u578b\u3002\u5e38\u89c1\u7684\u6570\u636e\u7c7b\u578b\u5305\u62ec\u6574\u6570\uff08int\uff09\u3001\u6d6e\u70b9\u6570\uff08float\uff09\u3001\u5b57\u7b26\u4e32\uff08str\uff09\u3001\u5e03\u5c14\u503c\uff08bool\uff09\u548c\u5217\u8868\uff08list\uff09\u7b49\u3002\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u51fd\u6570type()<\/code>\u67e5\u770b\u53d8\u91cf\u7684\u7c7b\u578b\u3002<\/p>\n<\/p>\n

x = 10<\/p>\n
y = 3.14<\/p>\n
name = "Python"<\/p>\n
is_valid = True<\/p>\n
<\/code><\/pre>\n<\/p>\n
3.2\u3001\u8fd0\u7b97\u7b26<\/h4>\n<\/p>\n
Python\u652f\u6301\u591a\u79cd\u8fd0\u7b97\u7b26\uff0c\u5305\u62ec\u7b97\u672f\u8fd0\u7b97\u7b26\uff08+\u3001-\u3001*\u3001\/\u3001%\uff09\u3001\u6bd4\u8f83\u8fd0\u7b97\u7b26\uff08==\u3001!=\u3001>\u3001<\uff09\u548c\u903b\u8f91\u8fd0\u7b97\u7b26\uff08and\u3001or\u3001not\uff09\u7b49\u3002\u8fd9\u4e9b\u8fd0\u7b97\u7b26\u53ef\u4ee5\u7528\u4e8e\u5bf9\u53d8\u91cf\u8fdb\u884c\u5404\u79cd\u64cd\u4f5c\u3002<\/p>\n<\/p>\n
a = 5<\/p>\n
b = 3<\/p>\n
print(a + b)  # \u8f93\u51fa8<\/p>\n
print(a > b)  # \u8f93\u51faTrue<\/p>\n
<\/code><\/pre>\n<\/p>\n
3.3\u3001\u63a7\u5236\u7ed3\u6784<\/h4>\n<\/p>\n
\u63a7\u5236\u7ed3\u6784\u7528\u4e8e\u63a7\u5236\u7a0b\u5e8f\u7684\u6267\u884c\u6d41\u7a0b\u3002Python\u63d0\u4f9b\u4e86if-else\u6761\u4ef6\u8bed\u53e5\u3001for\u548cwhile\u5faa\u73af\u8bed\u53e5\u4ee5\u53cabreak\u548ccontinue\u63a7\u5236\u5faa\u73af\u7684\u6267\u884c\u3002<\/p>\n<\/p>\n
# if-else\u8bed\u53e5<\/p>\n
if a > b:<\/p>\n
    print("a is greater than b")<\/p>\n
else:<\/p>\n
    print("a is not greater than b")<\/p>\n
for\u5faa\u73af<\/strong><\/h2>\n
for i in range(5):<\/p>\n
    print(i)<\/p>\n
while\u5faa\u73af<\/strong><\/h2>\n
count = 0<\/p>\n
while count < 5:<\/p>\n
    print(count)<\/p>\n
    count += 1<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u6a21\u5757\u548c\u5e93\u7684\u4f7f\u7528<\/h3>\n<\/p>\n
Python\u7684\u5f3a\u5927\u4e4b\u5904\u5728\u4e8e\u5176\u4e30\u5bcc\u7684\u6807\u51c6\u5e93\u548c\u7b2c\u4e09\u65b9\u5e93\uff0c\u8fd9\u4e9b\u5e93\u63d0\u4f9b\u4e86\u5927\u91cf\u7684\u529f\u80fd\uff0c\u4f7f\u5f00\u53d1\u8005\u80fd\u591f\u5feb\u901f\u5b9e\u73b0\u590d\u6742\u7684\u529f\u80fd\u3002<\/p>\n<\/p>\n
4.1\u3001\u5bfc\u5165\u6a21\u5757<\/h4>\n<\/p>\n
\u53ef\u4ee5\u4f7f\u7528import<\/code>\u8bed\u53e5\u5bfc\u5165Python\u6807\u51c6\u5e93\u4e2d\u7684\u6a21\u5757\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528pip<\/code>\u5b89\u88c5\u548c\u5bfc\u5165\u7b2c\u4e09\u65b9\u5e93\u3002\u4f8b\u5982\uff0c\u4f7f\u7528math<\/code>\u6a21\u5757\u8fdb\u884c\u6570\u5b66\u8fd0\u7b97\uff0c\u4f7f\u7528datetime<\/code>\u6a21\u5757\u5904\u7406\u65e5\u671f\u548c\u65f6\u95f4\u3002<\/p>\n<\/p>\n
import math<\/p>\n
print(math.sqrt(16))  # \u8f93\u51fa4.0<\/p>\n
import datetime<\/p>\n
now = datetime.datetime.now()<\/p>\n
print(now)<\/p>\n
<\/code><\/pre>\n<\/p>\n
4.2\u3001\u5e38\u7528\u7b2c\u4e09\u65b9\u5e93<\/h4>\n<\/p>\n