{"id":976521,"date":"2024-12-27T06:22:16","date_gmt":"2024-12-26T22:22:16","guid":{"rendered":""},"modified":"2024-12-27T06:22:19","modified_gmt":"2024-12-26T22:22:19","slug":"python%e7%9f%a9%e5%bd%a2%e8%ae%a1%e7%ae%97%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/976521.html","title":{"rendered":"python\u77e9\u5f62\u8ba1\u7b97\u5982\u4f55\u5b9e\u73b0"},"content":{"rendered":"

\"python\u77e9\u5f62\u8ba1\u7b97\u5982\u4f55\u5b9e\u73b0\"<\/p>\n

\u5728Python\u4e2d\uff0c\u5b9e\u73b0\u77e9\u5f62\u7684\u8ba1\u7b97\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u7c7b\u6765\u8fdb\u884c\uff0c\u901a\u8fc7\u8fd9\u4e2a\u7c7b\u53ef\u4ee5\u8ba1\u7b97\u77e9\u5f62\u7684\u9762\u79ef\u3001\u5468\u957f\u4ee5\u53ca\u5bf9\u89d2\u7ebf\u957f\u5ea6\u7b49\u5c5e\u6027\u3002\u5b9e\u73b0\u77e9\u5f62\u8ba1\u7b97\u7684\u65b9\u6cd5\u5305\u62ec\u5b9a\u4e49\u77e9\u5f62\u7c7b\u3001\u8ba1\u7b97\u9762\u79ef\u3001\u8ba1\u7b97\u5468\u957f\u3001\u8ba1\u7b97\u5bf9\u89d2\u7ebf\u957f\u5ea6\u3001\u4f7f\u7528\u7ee7\u627f\u548c\u591a\u6001\u6269\u5c55\u529f\u80fd<\/strong>\u3002\u4e0b\u9762\u6211\u5c06\u8be6\u7ec6\u63cf\u8ff0\u5176\u4e2d\u4e00\u79cd\u65b9\u6cd5\uff1a\u5b9a\u4e49\u4e00\u4e2a\u77e9\u5f62\u7c7b\uff0c\u5e76\u4f7f\u7528\u7c7b\u7684\u65b9\u6cd5\u6765\u8ba1\u7b97\u77e9\u5f62\u7684\u9762\u79ef\u3001\u5468\u957f\u548c\u5bf9\u89d2\u7ebf\u957f\u5ea6\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b9a\u4e49\u77e9\u5f62\u7c7b<\/h3>\n<\/p>\n

\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u4e00\u4e2a\u7c7b\u6765\u5c01\u88c5\u77e9\u5f62\u7684\u5c5e\u6027\u548c\u65b9\u6cd5\u3002\u7c7b\u4e2d\u901a\u5e38\u5305\u542b\u77e9\u5f62\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u5c5e\u6027\uff0c\u4ee5\u53ca\u7528\u4e8e\u8ba1\u7b97\u9762\u79ef\u3001\u5468\u957f\u548c\u5bf9\u89d2\u7ebf\u7684\u65b9\u6cd5\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u77e9\u5f62\u7c7b\u7684\u5b9a\u4e49\uff1a<\/p>\n<\/p>\n

class Rectangle:<\/p>\n
    def __init__(self, width, height):<\/p>\n
        self.width = width<\/p>\n
        self.height = height<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u7c7b\u4e2d\uff0c__init__<\/code>\u65b9\u6cd5\u7528\u4e8e\u521d\u59cb\u5316\u77e9\u5f62\u5bf9\u8c61\u7684\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u8ba1\u7b97\u9762\u79ef<\/h3>\n<\/p>\n
\u77e9\u5f62\u7684\u9762\u79ef\u53ef\u4ee5\u901a\u8fc7\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u7684\u4e58\u79ef\u6765\u8ba1\u7b97\u3002\u5728\u7c7b\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u65b9\u6cd5\u6765\u8ba1\u7b97\u9762\u79ef\uff1a<\/p>\n<\/p>\n
class Rectangle:<\/p>\n
    def __init__(self, width, height):<\/p>\n
        self.width = width<\/p>\n
        self.height = height<\/p>\n
    def area(self):<\/p>\n
        return self.width * self.height<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u9762\u79ef\u7684\u8ba1\u7b97\u662f\u77e9\u5f62\u7c7b\u7684\u57fa\u672c\u529f\u80fd\u4e4b\u4e00<\/strong>\u3002\u901a\u8fc7\u8c03\u7528area<\/code>\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u83b7\u5f97\u77e9\u5f62\u7684\u9762\u79ef\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u8ba1\u7b97\u5468\u957f<\/h3>\n<\/p>\n
\u77e9\u5f62\u7684\u5468\u957f\u662f\u5404\u8fb9\u957f\u5ea6\u7684\u603b\u548c\uff0c\u53ef\u4ee5\u901a\u8fc7\u8ba1\u7b97\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u7684\u4e24\u500d\u4e4b\u548c\u6765\u5b9e\u73b0\u3002\u6211\u4eec\u53ef\u4ee5\u5728\u7c7b\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u65b9\u6cd5\u6765\u8ba1\u7b97\u5468\u957f\uff1a<\/p>\n<\/p>\n
class Rectangle:<\/p>\n
    def __init__(self, width, height):<\/p>\n
        self.width = width<\/p>\n
        self.height = height<\/p>\n
    def area(self):<\/p>\n
        return self.width * self.height<\/p>\n
    def perimeter(self):<\/p>\n
        return 2 * (self.width + self.height)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5468\u957f\u7684\u8ba1\u7b97\u540c\u6837\u662f\u4e00\u4e2a\u5e38\u7528\u7684\u529f\u80fd<\/strong>\uff0c\u901a\u8fc7\u8c03\u7528perimeter<\/code>\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u5f97\u5230\u77e9\u5f62\u7684\u5468\u957f\u3002<\/p>\n<\/p>\n
\u56db\u3001\u8ba1\u7b97\u5bf9\u89d2\u7ebf\u957f\u5ea6<\/h3>\n<\/p>\n
\u77e9\u5f62\u7684\u5bf9\u89d2\u7ebf\u957f\u5ea6\u53ef\u4ee5\u901a\u8fc7\u52fe\u80a1\u5b9a\u7406\u8ba1\u7b97\uff0c\u5373\u5bf9\u5bbd\u5ea6\u548c\u9ad8\u5ea6\u7684\u5e73\u65b9\u548c\u5f00\u5e73\u65b9\u3002\u6211\u4eec\u53ef\u4ee5\u5728\u7c7b\u4e2d\u5b9a\u4e49\u4e00\u4e2a\u65b9\u6cd5\u6765\u8ba1\u7b97\u5bf9\u89d2\u7ebf\u957f\u5ea6\uff1a<\/p>\n<\/p>\n
import math<\/p>\n
class Rectangle:<\/p>\n
    def __init__(self, width, height):<\/p>\n
        self.width = width<\/p>\n
        self.height = height<\/p>\n
    def area(self):<\/p>\n
        return self.width * self.height<\/p>\n
    def perimeter(self):<\/p>\n
        return 2 * (self.width + self.height)<\/p>\n
    def diagonal(self):<\/p>\n
        return math.sqrt(self.width <strong> 2 + self.height <\/strong> 2)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5bf9\u89d2\u7ebf\u957f\u5ea6\u7684\u8ba1\u7b97\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u66f4\u591a\u5173\u4e8e\u77e9\u5f62\u7684\u51e0\u4f55\u4fe1\u606f<\/strong>\uff0c\u8fd9\u5728\u67d0\u4e9b\u5e94\u7528\u4e2d\u53ef\u80fd\u975e\u5e38\u6709\u7528\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u4f7f\u7528\u7ee7\u627f\u548c\u591a\u6001\u6269\u5c55\u529f\u80fd<\/h3>\n<\/p>\n
\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u80fd\u4f1a\u6709\u4e0d\u540c\u7c7b\u578b\u7684\u77e9\u5f62\uff0c\u4f8b\u5982\u6b63\u65b9\u5f62\uff08\u4e00\u4e2a\u7279\u6b8a\u7684\u77e9\u5f62\uff09\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u7ee7\u627f\u548c\u591a\u6001\u6765\u6269\u5c55\u77e9\u5f62\u7c7b\u7684\u529f\u80fd\u3002<\/p>\n<\/p>\n
class Square(Rectangle):<\/p>\n
    def __init__(self, side_length):<\/p>\n
        super().__init__(side_length, side_length)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cSquare<\/code>\u7c7b\u7ee7\u627f\u4e86Rectangle<\/code>\u7c7b\uff0c\u5e76\u901a\u8fc7\u8c03\u7528\u7236\u7c7b\u7684__init__<\/code>\u65b9\u6cd5\u6765\u521d\u59cb\u5316\u6b63\u65b9\u5f62\u7684\u8fb9\u957f\u3002\u8fd9\u6837\uff0c\u6b63\u65b9\u5f62\u7c7b\u5c31\u5177\u5907\u4e86\u77e9\u5f62\u7c7b\u7684\u6240\u6709\u529f\u80fd\uff0c\u5305\u62ec\u9762\u79ef\u3001\u5468\u957f\u548c\u5bf9\u89d2\u7ebf\u7684\u8ba1\u7b97\u3002<\/p>\n<\/p>\n
\u516d\u3001\u5e94\u7528\u793a\u4f8b<\/h3>\n<\/p>\n
\u521b\u5efa\u4e00\u4e2a\u77e9\u5f62\u5bf9\u8c61\uff0c\u5e76\u8ba1\u7b97\u5176\u9762\u79ef\u3001\u5468\u957f\u548c\u5bf9\u89d2\u7ebf\u957f\u5ea6\uff1a<\/p>\n<\/p>\n
rectangle = Rectangle(3, 4)<\/p>\n
print("Area:", rectangle.area())<\/p>\n
print("Perimeter:", rectangle.perimeter())<\/p>\n
print("Diagonal:", rectangle.diagonal())<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u521b\u5efa\u4e00\u4e2a\u6b63\u65b9\u5f62\u5bf9\u8c61\uff0c\u5e76\u8ba1\u7b97\u5176\u9762\u79ef\u3001\u5468\u957f\u548c\u5bf9\u89d2\u7ebf\u957f\u5ea6\uff1a<\/p>\n<\/p>\n
square = Square(5)<\/p>\n
print("Square Area:", square.area())<\/p>\n
print("Square Perimeter:", square.perimeter())<\/p>\n
print("Square Diagonal:", square.diagonal())<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e03\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u77e9\u5f62\u7c7b\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u8ba1\u7b97\u77e9\u5f62\u7684\u9762\u79ef\u3001\u5468\u957f\u548c\u5bf9\u89d2\u7ebf\u957f\u5ea6\uff0c\u5e76\u901a\u8fc7\u7ee7\u627f\u548c\u591a\u6001\u6269\u5c55\u529f\u80fd\u4ee5\u9002\u5e94\u4e0d\u540c\u7684\u5e94\u7528\u9700\u6c42\u3002\u4f7f\u7528\u7c7b\u7684\u65b9\u6cd5\u4e0d\u4ec5\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u590d\u7528\u6027\uff0c\u8fd8\u4f7f\u5f97\u7a0b\u5e8f\u66f4\u5177\u7075\u6d3b\u6027\u548c\u6269\u5c55\u6027<\/strong>\u3002\u8fd9\u79cd\u9762\u5411\u5bf9\u8c61\u7684\u7f16\u7a0b\u65b9\u5f0f\u5728Python\u4e2d\u975e\u5e38\u5e38\u89c1\uff0c\u5c24\u5176\u5728\u5904\u7406\u51e0\u4f55\u56fe\u5f62\u8ba1\u7b97\u65f6\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u8ba1\u7b97\u77e9\u5f62\u7684\u9762\u79ef\u548c\u5468\u957f\uff1f<\/strong>
\u8981\u8ba1\u7b97\u77e9\u5f62\u7684\u9762\u79ef\uff0c\u53ef\u4ee5\u4f7f\u7528\u516c\u5f0f\uff1a\u9762\u79ef = \u957f \u00d7 \u5bbd\u3002\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\u6765\u5b9e\u73b0\u8fd9\u4e2a\u8ba1\u7b97\uff0c\u4f8b\u5982\uff1a  <\/p>\n
def calculate_area(length, width):\n    return length * width\n<\/code><\/pre>\n
\u5bf9\u4e8e\u5468\u957f\uff0c\u53ef\u4ee5\u4f7f\u7528\u516c\u5f0f\uff1a\u5468\u957f = 2 \u00d7 (\u957f + \u5bbd)\u3002\u540c\u6837\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\u6765\u8ba1\u7b97\u5468\u957f\uff1a  <\/p>\n
def calculate_perimeter(length, width):\n    return 2 * (length + width)\n<\/code><\/pre>\n
\u53ea\u9700\u4f20\u5165\u76f8\u5e94\u7684\u957f\u5ea6\u548c\u5bbd\u5ea6\u5373\u53ef\u5f97\u5230\u7ed3\u679c\u3002<\/p>\n
\u5982\u4f55\u5904\u7406\u7528\u6237\u8f93\u5165\u4ee5\u8ba1\u7b97\u77e9\u5f62\u7684\u5c5e\u6027\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528input()<\/code>\u51fd\u6570\u83b7\u53d6\u7528\u6237\u8f93\u5165\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\u6216\u6574\u6570\u4ee5\u8fdb\u884c\u8ba1\u7b97\u3002\u4f8b\u5982\uff1a  <\/p>\n
length = float(input("\u8bf7\u8f93\u5165\u77e9\u5f62\u7684\u957f\u5ea6: "))\nwidth = float(input("\u8bf7\u8f93\u5165\u77e9\u5f62\u7684\u5bbd\u5ea6: "))\narea = calculate_area(length, width)\nperimeter = calculate_perimeter(length, width)\nprint(f"\u77e9\u5f62\u7684\u9762\u79ef\u4e3a: {area}")\nprint(f"\u77e9\u5f62\u7684\u5468\u957f\u4e3a: {perimeter}")\n<\/code><\/pre>\n
\u8fd9\u79cd\u65b9\u5f0f\u4f7f\u5f97\u7528\u6237\u80fd\u591f\u52a8\u6001\u8f93\u5165\u77e9\u5f62\u7684\u5c3a\u5bf8\u5e76\u5f97\u5230\u76f8\u5e94\u7684\u8ba1\u7b97\u7ed3\u679c\u3002<\/p>\n
\u5982\u4f55\u5904\u7406\u5f02\u5e38\u60c5\u51b5\u4ee5\u786e\u4fdd\u8f93\u5165\u6709\u6548\u6027\uff1f<\/strong>
\u5728\u8fdb\u884c\u7528\u6237\u8f93\u5165\u65f6\uff0c\u786e\u4fdd\u8f93\u5165\u6709\u6548\u6027\u975e\u5e38\u91cd\u8981\u3002\u53ef\u4ee5\u4f7f\u7528try-except<\/code>\u8bed\u53e5\u6765\u6355\u83b7\u5f02\u5e38\u3002\u4f8b\u5982\uff1a  <\/p>\n
try:\n    length = float(input("\u8bf7\u8f93\u5165\u77e9\u5f62\u7684\u957f\u5ea6: "))\n    width = float(input("\u8bf7\u8f93\u5165\u77e9\u5f62\u7684\u5bbd\u5ea6: "))\n    if length <= 0 or width <= 0:\n        rAI<\/a>se ValueError("\u957f\u5ea6\u548c\u5bbd\u5ea6\u5fc5\u987b\u4e3a\u6b63\u6570\u3002")\n    area = calculate_area(length, width)\n    perimeter = calculate_perimeter(length, width)\n    print(f"\u77e9\u5f62\u7684\u9762\u79ef\u4e3a: {area}")\n    print(f"\u77e9\u5f62\u7684\u5468\u957f\u4e3a: {perimeter}")\nexcept ValueError as e:\n    print(f"\u8f93\u5165\u9519\u8bef: {e}")\n<\/code><\/pre>\n
\u8fd9\u79cd\u5904\u7406\u65b9\u5f0f\u53ef\u4ee5\u6709\u6548\u907f\u514d\u65e0\u6548\u8f93\u5165\u5bfc\u81f4\u7684\u7a0b\u5e8f\u5d29\u6e83\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u5b9e\u73b0\u77e9\u5f62\u7684\u8ba1\u7b97\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u7c7b\u6765\u8fdb\u884c\uff0c\u901a\u8fc7\u8fd9\u4e2a\u7c7b\u53ef\u4ee5\u8ba1\u7b97\u77e9\u5f62\u7684\u9762\u79ef\u3001\u5468\u957f\u4ee5\u53ca\u5bf9\u89d2\u7ebf\u957f\u5ea6\u7b49\u5c5e […]","protected":false},"author":3,"featured_media":976530,"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\/976521"}],"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=976521"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/976521\/revisions"}],"predecessor-version":[{"id":976535,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/976521\/revisions\/976535"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/976530"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=976521"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=976521"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=976521"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}