{"id":1055020,"date":"2024-12-31T14:47:06","date_gmt":"2024-12-31T06:47:06","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1055020.html"},"modified":"2024-12-31T14:47:08","modified_gmt":"2024-12-31T06:47:08","slug":"python%e5%a6%82%e4%bd%95%e7%90%83%e7%90%83%e7%9a%84%e8%a1%a8%e9%9d%a2%e7%a7%af","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1055020.html","title":{"rendered":"Python\u5982\u4f55\u7403\u7403\u7684\u8868\u9762\u79ef"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2024\/12\/1cf5b13a-5643-46df-9c24-6ba29e7fb231.webp?x-oss-process=image\/auto-orient,1\/format,webp\" alt=\"Python\u5982\u4f55\u7403\u7403\u7684\u8868\u9762\u79ef\" \/><\/p>\n<p><p> <strong>Python\u5982\u4f55\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\uff1a\u4f7f\u7528\u6570\u5b66\u516c\u5f0f\u3001\u4f7f\u7528\u5185\u7f6e\u5e93\u3001\u7ed3\u5408\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b<\/strong><\/p>\n<\/p>\n<p><p>\u5728Python\u4e2d\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\uff0c\u53ef\u4ee5\u901a\u8fc7\u591a\u4e2a\u65b9\u6cd5\u6765\u5b9e\u73b0\uff0c\u4e3b\u8981\u5305\u62ec\uff1a<strong>\u4f7f\u7528\u6570\u5b66\u516c\u5f0f\u3001\u4f7f\u7528\u5185\u7f6e\u5e93\u3001\u7ed3\u5408\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b<\/strong>\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u51e0\u79cd\u65b9\u6cd5\uff0c\u5e76\u901a\u8fc7\u793a\u4f8b\u4ee3\u7801\u5c55\u793a\u5177\u4f53\u7684\u5b9e\u73b0\u65b9\u5f0f\u3002\u6211\u4eec\u5148\u8be6\u7ec6\u63cf\u8ff0\u4f7f\u7528\u6570\u5b66\u516c\u5f0f\u7684\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<p><h3>\u4f7f\u7528\u6570\u5b66\u516c\u5f0f<\/h3>\n<\/p>\n<p><p>\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\u7684\u6570\u5b66\u516c\u5f0f\u662f\uff1aS = 4 * \u03c0 * r^2\uff0c\u5176\u4e2dS\u8868\u793a\u7403\u7684\u8868\u9762\u79ef\uff0c\u03c0\u662f\u5706\u5468\u7387\uff0cr\u662f\u7403\u7684\u534a\u5f84\u3002\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684math\u6a21\u5757\u6765\u83b7\u5f97\u03c0\u503c\uff0c\u7136\u540e\u6839\u636e\u516c\u5f0f\u8ba1\u7b97\u8868\u9762\u79ef\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import math<\/p>\n<p>def calculate_surface_area(radius):<\/p>\n<p>    return 4 * math.pi * radius  2<\/p>\n<p>radius = 5  # \u5047\u8bbe\u7403\u7684\u534a\u5f84\u4e3a5<\/p>\n<p>surface_area = calculate_surface_area(radius)<\/p>\n<p>print(f&quot;\u534a\u5f84\u4e3a{radius}\u7684\u7403\u7684\u8868\u9762\u79ef\u662f: {surface_area}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u8ba1\u7b97\u51fa\u7403\u7684\u8868\u9762\u79ef\u3002\u4e0b\u9762\u5c06\u4ecb\u7ecd\u4f7f\u7528\u5185\u7f6e\u5e93\u7684\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<p><h3>\u4f7f\u7528\u5185\u7f6e\u5e93<\/h3>\n<\/p>\n<p><p>Python\u7684\u67d0\u4e9b\u5185\u7f6e\u5e93\u4e5f\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u7b80\u5316\u8ba1\u7b97\u8fc7\u7a0b\u3002\u867d\u7136\u5728\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\u65f6\uff0c\u4f7f\u7528\u5185\u7f6e\u5e93\u5e76\u4e0d\u662f\u5fc5\u987b\u7684\uff0c\u4f46\u7406\u89e3\u5982\u4f55\u4f7f\u7528\u5b83\u4eec\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u597d\u5730\u638c\u63e1Python\u7f16\u7a0b\u7684\u7075\u6d3b\u6027\u3002<\/p>\n<\/p>\n<p><p>\u4f8b\u5982\uff0cscipy\u5e93\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u79d1\u5b66\u8ba1\u7b97\u5e93\uff0c\u867d\u7136\u5b83\u4e3b\u8981\u7528\u4e8e\u66f4\u590d\u6742\u7684\u8ba1\u7b97\uff0c\u4f46\u4e5f\u53ef\u4ee5\u7528\u4e8e\u6211\u4eec\u7684\u8868\u9762\u79ef\u8ba1\u7b97\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from scipy.constants import pi<\/p>\n<p>def calculate_surface_area_with_scipy(radius):<\/p>\n<p>    return 4 * pi * radius  2<\/p>\n<p>radius = 5<\/p>\n<p>surface_area = calculate_surface_area_with_scipy(radius)<\/p>\n<p>print(f&quot;\u4f7f\u7528scipy\u8ba1\u7b97\uff0c\u534a\u5f84\u4e3a{radius}\u7684\u7403\u7684\u8868\u9762\u79ef\u662f: {surface_area}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\uff0c\u6211\u4eec\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528scipy\u5e93\u4e2d\u7684pi\u5e38\u91cf\u6765\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\u3002<\/p>\n<\/p>\n<p><h3>\u7ed3\u5408\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b<\/h3>\n<\/p>\n<p><p>\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff08OOP\uff09\u662fPython\u7684\u4e00\u5927\u7279\u8272\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u7403\u4f53\u7c7b\u6765\u8ba1\u7b97\u8868\u9762\u79ef\uff0c\u8fd9\u4e0d\u4ec5\u4f7f\u4ee3\u7801\u66f4\u52a0\u6e05\u6670\uff0c\u8fd8\u589e\u5f3a\u4e86\u4ee3\u7801\u7684\u53ef\u6269\u5c55\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import math<\/p>\n<p>class Sphere:<\/p>\n<p>    def __init__(self, radius):<\/p>\n<p>        self.radius = radius<\/p>\n<p>    def calculate_surface_area(self):<\/p>\n<p>        return 4 * math.pi * self.radius  2<\/p>\n<h2><strong>\u521b\u5efa\u4e00\u4e2a\u534a\u5f84\u4e3a5\u7684\u7403\u4f53\u5bf9\u8c61<\/strong><\/h2>\n<p>sphere = Sphere(5)<\/p>\n<p>surface_area = sphere.calculate_surface_area()<\/p>\n<p>print(f&quot;\u4f7f\u7528\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff0c\u534a\u5f84\u4e3a{sphere.radius}\u7684\u7403\u7684\u8868\u9762\u79ef\u662f: {surface_area}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2aSphere\u7c7b\uff0c\u5b83\u5305\u542b\u4e86\u4e00\u4e2a\u65b9\u6cd5\u7528\u4e8e\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\u3002\u8fd9\u6837\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u521b\u5efa\u4e0d\u540c\u534a\u5f84\u7684\u7403\u4f53\u5bf9\u8c61\uff0c\u5e76\u8ba1\u7b97\u5b83\u4eec\u7684\u8868\u9762\u79ef\u3002<\/p>\n<\/p>\n<p><h3>\u5176\u4ed6\u76f8\u5173\u8ba1\u7b97<\/h3>\n<\/p>\n<p><p>\u9664\u4e86\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528\u7c7b\u4f3c\u7684\u65b9\u6cd5\u6765\u8ba1\u7b97\u7403\u7684\u4f53\u79ef\u3002\u7403\u7684\u4f53\u79ef\u516c\u5f0f\u4e3a\uff1aV = 4\/3 * \u03c0 * r^3\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import math<\/p>\n<p>def calculate_volume(radius):<\/p>\n<p>    return (4\/3) * math.pi * radius  3<\/p>\n<p>radius = 5<\/p>\n<p>volume = calculate_volume(radius)<\/p>\n<p>print(f&quot;\u534a\u5f84\u4e3a{radius}\u7684\u7403\u7684\u4f53\u79ef\u662f: {volume}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u7ed3\u5408\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u8ba1\u7b97\u4f53\u79ef<\/h3>\n<\/p>\n<p><p>\u6211\u4eec\u4e5f\u53ef\u4ee5\u5728\u4e4b\u524d\u5b9a\u4e49\u7684Sphere\u7c7b\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u65b9\u6cd5\u6765\u8ba1\u7b97\u4f53\u79ef\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import math<\/p>\n<p>class Sphere:<\/p>\n<p>    def __init__(self, radius):<\/p>\n<p>        self.radius = radius<\/p>\n<p>    def calculate_surface_area(self):<\/p>\n<p>        return 4 * math.pi * self.radius  2<\/p>\n<p>    def calculate_volume(self):<\/p>\n<p>        return (4\/3) * math.pi * self.radius  3<\/p>\n<h2><strong>\u521b\u5efa\u4e00\u4e2a\u534a\u5f84\u4e3a5\u7684\u7403\u4f53\u5bf9\u8c61<\/strong><\/h2>\n<p>sphere = Sphere(5)<\/p>\n<p>surface_area = sphere.calculate_surface_area()<\/p>\n<p>volume = sphere.calculate_volume()<\/p>\n<p>print(f&quot;\u4f7f\u7528\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff0c\u534a\u5f84\u4e3a{sphere.radius}\u7684\u7403\u7684\u8868\u9762\u79ef\u662f: {surface_area}\uff0c\u4f53\u79ef\u662f: {volume}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u4ee3\u7801\uff0c\u6211\u4eec\u6269\u5c55\u4e86Sphere\u7c7b\uff0c\u4f7f\u5176\u4e0d\u4ec5\u53ef\u4ee5\u8ba1\u7b97\u8868\u9762\u79ef\uff0c\u8fd8\u53ef\u4ee5\u8ba1\u7b97\u4f53\u79ef\uff0c\u8fd9\u8fdb\u4e00\u6b65\u5c55\u793a\u4e86\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u7684\u7075\u6d3b\u6027\u548c\u5f3a\u5927\u4e4b\u5904\u3002<\/p>\n<\/p>\n<p><h3>\u603b\u7ed3<\/h3>\n<\/p>\n<p><p>\u5728Python\u4e2d\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\uff0c\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u6765\u5b9e\u73b0\uff0c\u5305\u62ec\u4f7f\u7528\u6570\u5b66\u516c\u5f0f\u3001\u4f7f\u7528\u5185\u7f6e\u5e93\u4ee5\u53ca\u7ed3\u5408\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u3002<strong>\u4f7f\u7528\u6570\u5b66\u516c\u5f0f<\/strong>\u662f\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\uff0c<strong>\u4f7f\u7528\u5185\u7f6e\u5e93<\/strong>\u53ef\u4ee5\u7b80\u5316\u4e00\u4e9b\u8ba1\u7b97\uff0c\u800c<strong>\u7ed3\u5408\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b<\/strong>\u5219\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u6e05\u6670\u3001\u7075\u6d3b\u548c\u53ef\u7ef4\u62a4\u3002\u901a\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u6211\u4eec\u4e0d\u4ec5\u80fd\u8ba1\u7b97\u8868\u9762\u79ef\uff0c\u8fd8\u53ef\u4ee5\u8ba1\u7b97\u7403\u7684\u4f53\u79ef\uff0c\u4ece\u800c\u8fdb\u4e00\u6b65\u52a0\u6df1\u5bf9Python\u7f16\u7a0b\u7684\u7406\u89e3\u548c\u5e94\u7528\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u8ba1\u7b97\u7403\u4f53\u7684\u8868\u9762\u79ef\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u516c\u5f0f ( A = 4\\pi r^2 ) \u6765\u8ba1\u7b97\u7403\u4f53\u7684\u8868\u9762\u79ef\uff0c\u5176\u4e2d ( r ) \u662f\u7403\u7684\u534a\u5f84\u3002\u53ef\u4ee5\u4f7f\u7528Python\u7684math\u5e93\u6765\u83b7\u53d6\u03c0\u7684\u503c\uff0c\u4ee3\u7801\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-python\">import math\n\ndef calculate_sphere_surface_area(radius):\n    return 4 * math.pi * (radius ** 2)\n\n# \u793a\u4f8b\nradius = 5\nsurface_area = calculate_sphere_surface_area(radius)\nprint(f&quot;\u7403\u4f53\u7684\u8868\u9762\u79ef\u4e3a: {surface_area}&quot;)\n<\/code><\/pre>\n<p><strong>\u5728\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\u65f6\uff0c\u6709\u54ea\u4e9b\u6ce8\u610f\u4e8b\u9879\uff1f<\/strong><br \/>\u5728\u8fdb\u884c\u8ba1\u7b97\u65f6\uff0c\u9700\u8981\u786e\u4fdd\u8f93\u5165\u7684\u534a\u5f84\u662f\u4e00\u4e2a\u975e\u8d1f\u6570\u3002\u8d1f\u503c\u6ca1\u6709\u7269\u7406\u610f\u4e49\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8ba1\u7b97\u7ed3\u679c\u4e0d\u51c6\u786e\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u6d6e\u70b9\u6570\u65f6\u9700\u8003\u8651\u7cbe\u5ea6\u95ee\u9898\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u975e\u5e38\u5c0f\u6216\u975e\u5e38\u5927\u7684\u6570\u503c\u65f6\u3002<\/p>\n<p><strong>\u6709\u54ea\u4e9b\u5b9e\u9645\u5e94\u7528\u573a\u666f\u9700\u8981\u8ba1\u7b97\u7403\u4f53\u7684\u8868\u9762\u79ef\uff1f<\/strong><br \/>\u7403\u4f53\u7684\u8868\u9762\u79ef\u8ba1\u7b97\u5728\u591a\u4e2a\u9886\u57df\u90fd\u6709\u5e94\u7528\u3002\u4f8b\u5982\uff0c\u5728\u7269\u7406\u5b66\u4e2d\uff0c\u8ba1\u7b97\u6c14\u4f53\u5206\u5b50\u5728\u7403\u5f62\u5bb9\u5668\u4e2d\u7684\u8868\u9762\u79ef\uff1b\u5728\u5de5\u7a0b\u5b66\u4e2d\uff0c\u8bbe\u8ba1\u7403\u5f62\u7ed3\u6784\u6216\u5bb9\u5668\u7684\u8868\u9762\u5904\u7406\uff1b\u4ee5\u53ca\u5728\u8ba1\u7b97\u673a\u56fe\u5f62\u5b66\u4e2d\uff0c\u7528\u4e8e\u6e32\u67d3\u7403\u5f62\u5bf9\u8c61\u65f6\u7684\u5149\u7167\u548c\u9634\u5f71\u6548\u679c\u3002<\/p>\n<p><strong>\u5982\u4f55\u63d0\u9ad8Python\u8ba1\u7b97\u7403\u4f53\u8868\u9762\u79ef\u7684\u6548\u7387\uff1f<\/strong><br \/>\u53ef\u4ee5\u901a\u8fc7\u5c06\u91cd\u590d\u8ba1\u7b97\u7684\u7ed3\u679c\u5b58\u50a8\u5728\u53d8\u91cf\u4e2d\u6765\u63d0\u9ad8\u6548\u7387\u3002\u4f8b\u5982\uff0c\u5728\u591a\u6b21\u8c03\u7528\u8ba1\u7b97\u51fd\u6570\u65f6\uff0c\u907f\u514d\u591a\u6b21\u8ba1\u7b97\u03c0\u7684\u503c\u3002\u8fd8\u53ef\u4ee5\u8003\u8651\u4f7f\u7528NumPy\u7b49\u5e93\u6765\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u7684\u6027\u80fd\u4f18\u5316\uff0c\u7279\u522b\u662f\u5728\u8fdb\u884c\u6279\u91cf\u8ba1\u7b97\u65f6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u5982\u4f55\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\uff1a\u4f7f\u7528\u6570\u5b66\u516c\u5f0f\u3001\u4f7f\u7528\u5185\u7f6e\u5e93\u3001\u7ed3\u5408\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b \u5728Python\u4e2d\u8ba1\u7b97\u7403\u7684\u8868\u9762\u79ef\uff0c\u53ef [&hellip;]","protected":false},"author":3,"featured_media":1055027,"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\/1055020"}],"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=1055020"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1055020\/revisions"}],"predecessor-version":[{"id":1055030,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1055020\/revisions\/1055030"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1055027"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1055020"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1055020"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1055020"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}