{"id":1021,"date":"2023-03-24T09:47:07","date_gmt":"2023-03-24T01:47:07","guid":{"rendered":""},"modified":"2023-03-24T09:47:07","modified_gmt":"2023-03-24T01:47:07","slug":"Python \u6570\u5b57","status":"publish","type":"post","link":"https:\/\/bianchenghao6.com\/1021.html","title":{"rendered":"Python \u6570\u5b57"},"content":{"rendered":"


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Python \u6570\u5b57<\/h1>\n

\u641e\u61c2Python\u6570\u5b57\u7c7b\u578b\u7684\u7528\u6cd5<\/span>\n <\/div>\n

\n Python \u6570\u5b57\u6570\u636e\u7c7b\u578b\u7528\u4e8e\u5b58\u50a8\u6570\u503c\uff0c\u7c7b\u578b\u662f\u4e0d\u5141\u8bb8\u6539\u53d8\u7684,\u6539\u53d8\u7c7b\u578b\u7684\u503c\uff0c\u5c06\u91cd\u65b0\u5206\u914d\u5185\u5b58\u7a7a\u95f4\u3002\u6570\u5b57\u7c7b\u578b\u5982\u4e0b\u8868\u3002\n <\/div>\n\n\n\n\n\n\n\n\n\n\n
int<\/td>\nfloat<\/td>\ncomplex<\/td>\n<\/tr>\n
10<\/td>\n0.0<\/td>\n3.14j<\/td>\n<\/tr>\n
100<\/td>\n15.20<\/td>\n45.j<\/td>\n<\/tr>\n
-786<\/td>\n-21.9<\/td>\n9.322e-36j<\/td>\n<\/tr>\n
080<\/td>\n32.3e+18<\/td>\n.876j<\/td>\n<\/tr>\n
-0490<\/td>\n-90.<\/td>\n-.6545+0J<\/td>\n<\/tr>\n
-0x260<\/td>\n-32.54e100<\/td>\n3e+26J<\/td>\n<\/tr>\n
0x69<\/td>\n70.2E-12<\/td>\n4.53e-7j<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u6570\u5b57\u8fd0\u7b97<\/h2>\n
\n Python \u89e3\u91ca\u5668\u53ef\u4ee5\u4f5c\u4e3a\u4e00\u4e2a\u7b80\u5355\u7684\u8ba1\u7b97\u5668\uff0c\u60a8\u53ef\u4ee5\u5728\u89e3\u91ca\u5668\u91cc\u8f93\u5165\u4e00\u4e2a\u8868\u8fbe\u5f0f\uff0c\u5b83\u5c06\u8f93\u51fa\u8868\u8fbe\u5f0f\u7684\u503c\u3002
\n
\u8868\u8fbe\u5f0f\u7684\u8bed\u6cd5\u5f88\u76f4\u767d\uff1a +, -, * \u548c \/, \u548c\u5176\u5b83\u8bed\u8a00\uff08\u5982Pascal\u6216C\uff09\u91cc\u4e00\u6837\u3002\u4f8b\u5982\uff1a\n <\/div>\n

Python \u6570\u5b57_https:\/\/bianchenghao6.com_\u3010Python3 \u6559\u7a0b\u3011_\u7b2c1\u5f20 <\/p>\n

\n \u9700\u8981\u6ce8\u610f\u7684\u662f\u4e0d\u540c\u7c7b\u578b\u7684\u6570\u6df7\u5408\u8fd0\u7b97\u65f6\u4f1a\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\uff0c\u6bd4\u5982\n <\/div>\n
\n
 print(3 * 3.75 \/ 1.5<\/span>)
 print(7.0 \/ 2<\/span>) <\/span><\/code><\/pre>\n<\/p><\/div>\n
\n    \u6267\u884c\u7ed3\u679c\uff1a\n  <\/div>\n
\n
7.5<\/span> \n
 \n3.5<\/span><\/code><\/pre>\n<\/p><\/div>\n
\u6570\u5b66\u51fd\u6570<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u51fd\u6570<\/td>\n\u8fd4\u56de\u503c ( \u63cf\u8ff0 )<\/td>\n<\/tr>\n
abs(x)<\/td>\n\u8fd4\u56de\u6570\u5b57\u7684\u7edd\u5bf9\u503c\uff0c\u5982abs(-10) \u8fd4\u56de 10<\/td>\n<\/tr>\n
ceil(x)<\/td>\n\u8fd4\u56de\u6570\u5b57\u7684\u4e0a\u5165\u6574\u6570\uff0c\u5982math.ceil(4.1) \u8fd4\u56de 5<\/td>\n<\/tr>\n
cmp(x, y)<\/td>\n\u5982\u679c x < y \u8fd4\u56de -1, \u5982\u679c x == y \u8fd4\u56de 0, \u5982\u679c x > y \u8fd4\u56de 1\u3002 Python 3 \u5df2\u5e9f\u5f03\uff0c\u4f7f\u7528 (x>y)-(x
\n      <\/y)><\/td>\n<\/tr>\n
exp(x)<\/td>\n\u8fd4\u56dee\u7684x\u6b21\u5e42(ex),\u5982math.exp(1) \u8fd4\u56de2.718281828459045<\/td>\n<\/tr>\n
fabs(x)<\/td>\n\u8fd4\u56de\u6570\u5b57\u7684\u7edd\u5bf9\u503c\uff0c\u5982math.fabs(-10) \u8fd4\u56de10.0<\/td>\n<\/tr>\n
floor(x)<\/td>\n\u8fd4\u56de\u6570\u5b57\u7684\u4e0b\u820d\u6574\u6570\uff0c\u5982math.floor(4.9)\u8fd4\u56de 4<\/td>\n<\/tr>\n
log(x)<\/td>\n\u5982math.log(math.e)\u8fd4\u56de1.0,math.log(100,10)\u8fd4\u56de2.0<\/td>\n<\/tr>\n
log10(x)<\/td>\n\u8fd4\u56de\u4ee510\u4e3a\u57fa\u6570\u7684x\u7684\u5bf9\u6570\uff0c\u5982math.log10(100)\u8fd4\u56de 2.0<\/td>\n<\/tr>\n
max(x1, x2,...)<\/td>\n\u8fd4\u56de\u7ed9\u5b9a\u53c2\u6570\u7684\u6700\u5927\u503c\uff0c\u53c2\u6570\u53ef\u4ee5\u4e3a\u5e8f\u5217\u3002<\/td>\n<\/tr>\n
min(x1, x2,...)<\/td>\n\u8fd4\u56de\u7ed9\u5b9a\u53c2\u6570\u7684\u6700\u5c0f\u503c\uff0c\u53c2\u6570\u53ef\u4ee5\u4e3a\u5e8f\u5217\u3002<\/td>\n<\/tr>\n
modf(x)<\/td>\n\u8fd4\u56dex\u7684\u6574\u6570\u90e8\u5206\u4e0e\u5c0f\u6570\u90e8\u5206\uff0c\u4e24\u90e8\u5206\u7684\u6570\u503c\u7b26\u53f7\u4e0ex\u76f8\u540c\uff0c\u6574\u6570\u90e8\u5206\u4ee5\u6d6e\u70b9\u578b\u8868\u793a\u3002<\/td>\n<\/tr>\n
pow(x, y)<\/td>\nx**y \u8fd0\u7b97\u540e\u7684\u503c\u3002<\/td>\n<\/tr>\n
round(x [,n])<\/td>\n\u8fd4\u56de\u6d6e\u70b9\u6570 x \u7684\u56db\u820d\u4e94\u5165\u503c\uff0c\u5982\u7ed9\u51fa n \u503c\uff0c\u5219\u4ee3\u8868\u820d\u5165\u5230\u5c0f\u6570\u70b9\u540e\u7684\u4f4d\u6570\u3002\u5176\u5b9e\u51c6\u786e\u7684\u8bf4\u662f\u4fdd\u7559\u503c\u5c06\u4fdd\u7559\u5230\u79bb\u4e0a\u4e00\u4f4d\u66f4\u8fd1\u7684\u4e00\u7aef\u3002<\/td>\n<\/tr>\n
sqrt(x)<\/td>\n\u8fd4\u56de\u6570\u5b57x\u7684\u5e73\u65b9\u6839\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u968f\u673a\u6570\u51fd\u6570<\/h2>\n
\n    Python\u4e2d\u5e38\u7528\u968f\u673a\u6570\u51fd\u6570\uff1a\n  <\/div>\n\n\n\n\n\n\n\n\n\n
\u51fd\u6570<\/td>\n\u63cf\u8ff0<\/td>\n<\/tr>\n
choice(seq)<\/td>\n\u4ece\u5e8f\u5217\u7684\u5143\u7d20\u4e2d\u968f\u673a\u6311\u9009\u4e00\u4e2a\u5143\u7d20\uff0c\u6bd4\u5982random.choice(range(10))\uff0c\u4ece0\u52309\u4e2d\u968f\u673a\u6311\u9009\u4e00\u4e2a\u6574\u6570\u3002<\/td>\n<\/tr>\n
randrange([start,] stop [,step])<\/td>\n \u4ece\u6307\u5b9a\u8303\u56f4\u5185\uff0c\u6309\u6307\u5b9a\u57fa\u6570\u9012\u589e\u7684\u96c6\u5408\u4e2d\u83b7\u53d6\u4e00\u4e2a\u968f\u673a\u6570\uff0c\u57fa\u6570\u9ed8\u8ba4\u503c\u4e3a 1<\/td>\n<\/tr>\n
random()<\/td>\n\u968f\u673a\u751f\u6210\u4e0b\u4e00\u4e2a\u5b9e\u6570\uff0c\u5b83\u5728[0,1)\u8303\u56f4\u5185\u3002<\/td>\n<\/tr>\n
seed([x])<\/td>\n\u6539\u53d8\u968f\u673a\u6570\u751f\u6210\u5668\u7684\u79cd\u5b50seed\u3002\u5982\u679c\u4f60\u4e0d\u4e86\u89e3\u5176\u539f\u7406\uff0c\u4f60\u4e0d\u5fc5\u7279\u522b\u53bb\u8bbe\u5b9aseed\uff0cPython\u4f1a\u5e2e\u4f60\u9009\u62e9seed\u3002<\/td>\n<\/tr>\n
shuffle(lst)<\/td>\n\u5c06\u5e8f\u5217\u7684\u6240\u6709\u5143\u7d20\u968f\u673a\u6392\u5e8f<\/td>\n<\/tr>\n
uniform(x, y)<\/td>\n\u968f\u673a\u751f\u6210\u4e0b\u4e00\u4e2a\u5b9e\u6570\uff0c\u5b83\u5728[x,y]\u8303\u56f4\u5185\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u4e09\u89d2\u51fd\u6570<\/h2>\n
\n    Python\u4e2d\u5e38\u7528\u7684\u4e09\u89d2\u51fd\u6570\n  <\/div>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u51fd\u6570<\/td>\n\u63cf\u8ff0<\/td>\n<\/tr>\n
acos(x)<\/td>\n\u8fd4\u56dex\u7684\u53cd\u4f59\u5f26\u5f27\u5ea6\u503c\u3002<\/td>\n<\/tr>\n
asin(x)<\/td>\n\u8fd4\u56dex\u7684\u53cd\u6b63\u5f26\u5f27\u5ea6\u503c\u3002<\/td>\n<\/tr>\n
atan(x)<\/td>\n\u8fd4\u56dex\u7684\u53cd\u6b63\u5207\u5f27\u5ea6\u503c\u3002<\/td>\n<\/tr>\n
atan2(y, x)<\/td>\n\u8fd4\u56de\u7ed9\u5b9a\u7684 X \u53ca Y \u5750\u6807\u503c\u7684\u53cd\u6b63\u5207\u503c\u3002<\/td>\n<\/tr>\n
cos(x)<\/td>\n\u8fd4\u56dex\u7684\u5f27\u5ea6\u7684\u4f59\u5f26\u503c\u3002<\/td>\n<\/tr>\n
hypot(x, y)<\/td>\n\u8fd4\u56de\u6b27\u51e0\u91cc\u5fb7\u8303\u6570 sqrt(x*x + y*y)\u3002<\/td>\n<\/tr>\n
sin(x)<\/td>\n\u8fd4\u56de\u7684x\u5f27\u5ea6\u7684\u6b63\u5f26\u503c\u3002<\/td>\n<\/tr>\n
tan(x)<\/td>\n\u8fd4\u56dex\u5f27\u5ea6\u7684\u6b63\u5207\u503c\u3002<\/td>\n<\/tr>\n
degrees(x)<\/td>\n\u5c06\u5f27\u5ea6\u8f6c\u6362\u4e3a\u89d2\u5ea6,\u5982degrees(math.pi\/2) \uff0c \u8fd4\u56de90.0<\/td>\n<\/tr>\n
radians(x)<\/td>\n\u5c06\u89d2\u5ea6\u8f6c\u6362\u4e3a\u5f27\u5ea6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u6570\u5b66\u5e38\u91cf<\/h2>\n\n\n\n\n\n
\u5e38\u91cf<\/td>\n\u63cf\u8ff0<\/td>\n<\/tr>\n
pi<\/td>\n\u6570\u5b66\u5e38\u91cf pi\uff08\u5706\u5468\u7387\uff0c\u4e00\u822c\u4ee5\u03c0\u6765\u8868\u793a\uff09<\/td>\n<\/tr>\n
e<\/td>\n\u6570\u5b66\u5e38\u91cf e\uff0ce\u5373\u81ea\u7136\u5e38\u6570\uff08\u81ea\u7136\u5e38\u6570\uff09\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
 <\/body>
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