{"id":1029550,"date":"2024-12-31T11:09:13","date_gmt":"2024-12-31T03:09:13","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1029550.html"},"modified":"2024-12-31T11:09:15","modified_gmt":"2024-12-31T03:09:15","slug":"python%e5%a6%82%e4%bd%95%e8%be%93%e5%87%ba%e7%ba%bf%e6%80%a7%e8%a1%a8%e5%85%83%e7%b4%a0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1029550.html","title":{"rendered":"python\u5982\u4f55\u8f93\u51fa\u7ebf\u6027\u8868\u5143\u7d20"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2024\/12\/f7fb2c0a-2ab6-4871-aacf-23d92b24b0af.webp?x-oss-process=image\/auto-orient,1\/format,webp\" alt=\"python\u5982\u4f55\u8f93\u51fa\u7ebf\u6027\u8868\u5143\u7d20\" \/><\/p>\n<p><p> <strong>Python\u5982\u4f55\u8f93\u51fa\u7ebf\u6027\u8868\u5143\u7d20<\/strong>\uff1a\u4f7f\u7528\u5217\u8868\u3001\u4f7f\u7528for\u5faa\u73af\u3001\u4f7f\u7528while\u5faa\u73af\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u3002\u4f7f\u7528for\u5faa\u73af\u662f\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\u4e4b\u4e00\uff0c\u5b83\u80fd\u8ba9\u6211\u4eec\u901a\u8fc7\u8fed\u4ee3\u9010\u4e2a\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n<p><p>Python\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\uff0c\u5176\u4e2d\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\u4e4b\u4e00\u662f\u4f7f\u7528for\u5faa\u73af\u3002\u901a\u8fc7for\u5faa\u73af\uff0c\u6211\u4eec\u53ef\u4ee5\u9010\u4e2a\u8bbf\u95ee\u7ebf\u6027\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u8f93\u51fa\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>for element in linear_list:<\/p>\n<p>    print(element)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7ebf\u6027\u8868 <code>linear_list<\/code>\uff0c\u7136\u540e\u4f7f\u7528for\u5faa\u73af\u904d\u5386\u8fd9\u4e2a\u5217\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u51e0\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u4f7f\u7528\u5217\u8868<\/h3>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c\u5217\u8868\u662f\u6700\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\u4e4b\u4e00\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u7684\u5217\u8868\u6765\u5b58\u50a8\u7ebf\u6027\u8868\u7684\u5143\u7d20\uff0c\u5e76\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u5f0f\u6765\u8f93\u51fa\u5b83\u4eec\u3002<\/p>\n<\/p>\n<p><h4>1.1\u3001\u76f4\u63a5\u8f93\u51fa\u6574\u4e2a\u5217\u8868<\/h4>\n<\/p>\n<p><p>\u5728Python\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u6253\u5370\u6574\u4e2a\u5217\u8868\u6765\u8f93\u51fa\u5176\u5143\u7d20\u3002\u8fd9\u6837\u505a\u7684\u4f18\u70b9\u662f\u7b80\u5355\u5feb\u6377\uff0c\u4f46\u7f3a\u70b9\u662f\u65e0\u6cd5\u5bf9\u6bcf\u4e2a\u5143\u7d20\u8fdb\u884c\u5355\u72ec\u5904\u7406\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>print(linear_list)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u9002\u7528\u4e8e\u9700\u8981\u5feb\u901f\u67e5\u770b\u6574\u4e2a\u5217\u8868\u5185\u5bb9\u7684\u60c5\u51b5\uff0c\u4f46\u5728\u9700\u8981\u5bf9\u6bcf\u4e2a\u5143\u7d20\u8fdb\u884c\u5904\u7406\u65f6\u4e0d\u9002\u7528\u3002<\/p>\n<\/p>\n<p><h4>1.2\u3001\u4f7f\u7528for\u5faa\u73af<\/h4>\n<\/p>\n<p><p>for\u5faa\u73af\u662fPython\u4e2d\u6700\u5e38\u7528\u7684\u5faa\u73af\u7ed3\u6784\u4e4b\u4e00\u3002\u901a\u8fc7for\u5faa\u73af\uff0c\u6211\u4eec\u53ef\u4ee5\u9010\u4e2a\u8bbf\u95ee\u5217\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5bf9\u5176\u8fdb\u884c\u5904\u7406\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>for element in linear_list:<\/p>\n<p>    print(element)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528for\u5faa\u73af\u904d\u5386\u4e86 <code>linear_list<\/code> \u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002\u4f7f\u7528for\u5faa\u73af\u7684\u4f18\u70b9\u662f\u7075\u6d3b\uff0c\u53ef\u4ee5\u5bf9\u6bcf\u4e2a\u5143\u7d20\u8fdb\u884c\u5355\u72ec\u5904\u7406\u3002<\/p>\n<\/p>\n<p><h4>1.3\u3001\u4f7f\u7528while\u5faa\u73af<\/h4>\n<\/p>\n<p><p>\u867d\u7136for\u5faa\u73af\u66f4\u5e38\u7528\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0cwhile\u5faa\u73af\u4e5f\u662f\u4e00\u79cd\u4e0d\u9519\u7684\u9009\u62e9\u3002\u4f8b\u5982\uff0c\u5f53\u6211\u4eec\u9700\u8981\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\u9000\u51fa\u5faa\u73af\u65f6\uff0cwhile\u5faa\u73af\u4f1a\u66f4\u52a0\u5408\u9002\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>i = 0<\/p>\n<p>while i &lt; len(linear_list):<\/p>\n<p>    print(linear_list[i])<\/p>\n<p>    i += 1<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528while\u5faa\u73af\u904d\u5386\u4e86 <code>linear_list<\/code> \u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f<\/h3>\n<\/p>\n<p><p>\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u7684\u8bed\u6cd5\uff0c\u53ef\u4ee5\u7528\u6765\u521b\u5efa\u65b0\u7684\u5217\u8868\u3002\u5728\u8f93\u51fa\u7ebf\u6027\u8868\u5143\u7d20\u65f6\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u6765\u7b80\u5316\u4ee3\u7801\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>[print(element) for element in linear_list]<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u904d\u5386\u4e86 <code>linear_list<\/code> \u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002\u5217\u8868\u63a8\u5bfc\u5f0f\u7684\u4f18\u70b9\u662f\u4ee3\u7801\u7b80\u6d01\uff0c\u4f46\u5728\u5904\u7406\u8f83\u590d\u6742\u7684\u903b\u8f91\u65f6\u4e0d\u5982for\u5faa\u73af\u7075\u6d3b\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u4f7f\u7528enumerate\u51fd\u6570<\/h3>\n<\/p>\n<p><p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u53ef\u80fd\u9700\u8981\u5728\u904d\u5386\u5217\u8868\u5143\u7d20\u7684\u540c\u65f6\u83b7\u53d6\u5143\u7d20\u7684\u7d22\u5f15\u3002\u6b64\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 <code>enumerate<\/code> \u51fd\u6570\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>for index, element in enumerate(linear_list):<\/p>\n<p>    print(f&quot;Index: {index}, Element: {element}&quot;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 <code>enumerate<\/code> \u51fd\u6570\u904d\u5386\u4e86 <code>linear_list<\/code> \u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u7d22\u5f15\u548c\u5143\u7d20\u503c\u4e00\u8d77\u6253\u5370\u51fa\u6765\u3002\u4f7f\u7528 <code>enumerate<\/code> \u51fd\u6570\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u540c\u65f6\u83b7\u53d6\u5143\u7d20\u7684\u7d22\u5f15\u548c\u503c\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u4f7f\u7528map\u51fd\u6570<\/h3>\n<\/p>\n<p><p><code>map<\/code> \u51fd\u6570\u662fPython\u5185\u7f6e\u7684\u9ad8\u9636\u51fd\u6570\u4e4b\u4e00\uff0c\u53ef\u4ee5\u5bf9\u53ef\u8fed\u4ee3\u5bf9\u8c61\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u5e94\u7528\u6307\u5b9a\u7684\u51fd\u6570\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u8fed\u4ee3\u5668\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 <code>map<\/code> \u51fd\u6570\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>list(map(print, linear_list))<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 <code>map<\/code> \u51fd\u6570\u5c06 <code>print<\/code> \u51fd\u6570\u5e94\u7528\u5230 <code>linear_list<\/code> \u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002\u4f7f\u7528 <code>map<\/code> \u51fd\u6570\u7684\u4f18\u70b9\u662f\u4ee3\u7801\u7b80\u6d01\uff0c\u4f46\u5728\u5904\u7406\u8f83\u590d\u6742\u7684\u903b\u8f91\u65f6\u4e0d\u5982for\u5faa\u73af\u7075\u6d3b\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u4f7f\u7528\u9012\u5f52<\/h3>\n<\/p>\n<p><p>\u867d\u7136\u9012\u5f52\u5728\u5904\u7406\u7ebf\u6027\u8868\u65f6\u4e0d\u5982\u5faa\u73af\u5e38\u7528\uff0c\u4f46\u5728\u67d0\u4e9b\u7279\u5b9a\u60c5\u51b5\u4e0b\uff0c\u9012\u5f52\u4e5f\u662f\u4e00\u79cd\u6709\u6548\u7684\u65b9\u6cd5\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def print_elements(lst):<\/p>\n<p>    if not lst:<\/p>\n<p>        return<\/p>\n<p>    print(lst[0])<\/p>\n<p>    print_elements(lst[1:])<\/p>\n<p>linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>print_elements(linear_list)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u9012\u5f52\u51fd\u6570 <code>print_elements<\/code>\uff0c\u7528\u4e8e\u9010\u4e2a\u8f93\u51fa\u5217\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u3002\u4f7f\u7528\u9012\u5f52\u7684\u4f18\u70b9\u662f\u4ee3\u7801\u7b80\u6d01\uff0c\u4f46\u5728\u5904\u7406\u8f83\u957f\u7684\u5217\u8868\u65f6\uff0c\u9012\u5f52\u53ef\u80fd\u5bfc\u81f4\u6808\u6ea2\u51fa\u3002<\/p>\n<\/p>\n<p><h3>\u516d\u3001\u4f7f\u7528numpy\u5e93<\/h3>\n<\/p>\n<p><p><code>numpy<\/code> \u662f\u4e00\u4e2a\u7528\u4e8e\u79d1\u5b66\u8ba1\u7b97\u7684Python\u5e93\uff0c\u5e38\u7528\u4e8e\u5904\u7406\u5927\u578b\u6570\u7ec4\u548c\u77e9\u9635\u3002\u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528 <code>numpy<\/code> \u5e93\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import numpy as np<\/p>\n<p>linear_list = np.array([1, 2, 3, 4, 5])<\/p>\n<p>for element in linear_list:<\/p>\n<p>    print(element)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 <code>numpy<\/code> \u5e93\u521b\u5efa\u4e86\u4e00\u4e2a\u7ebf\u6027\u8868 <code>linear_list<\/code>\uff0c\u5e76\u4f7f\u7528for\u5faa\u73af\u904d\u5386\u5176\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002\u4f7f\u7528 <code>numpy<\/code> \u5e93\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u9ad8\u6548\u5904\u7406\u5927\u578b\u6570\u7ec4\u548c\u77e9\u9635\u3002<\/p>\n<\/p>\n<p><h3>\u4e03\u3001\u4f7f\u7528pandas\u5e93<\/h3>\n<\/p>\n<p><p><code>pandas<\/code> \u662f\u4e00\u4e2a\u7528\u4e8e\u6570\u636e\u5206\u6790\u7684Python\u5e93\uff0c\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u6570\u636e\u7ed3\u6784\u548c\u6570\u636e\u5904\u7406\u529f\u80fd\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 <code>pandas<\/code> \u5e93\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import pandas as pd<\/p>\n<p>linear_list = pd.Series([1, 2, 3, 4, 5])<\/p>\n<p>for element in linear_list:<\/p>\n<p>    print(element)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 <code>pandas<\/code> \u5e93\u521b\u5efa\u4e86\u4e00\u4e2a\u7ebf\u6027\u8868 <code>linear_list<\/code>\uff0c\u5e76\u4f7f\u7528for\u5faa\u73af\u904d\u5386\u5176\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002\u4f7f\u7528 <code>pandas<\/code> \u5e93\u7684\u4f18\u70b9\u662f\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u6570\u636e\u5904\u7406\u529f\u80fd\u3002<\/p>\n<\/p>\n<p><h3>\u516b\u3001\u4f7f\u7528itertools\u5e93<\/h3>\n<\/p>\n<p><p><code>itertools<\/code> \u662fPython\u7684\u4e00\u4e2a\u5185\u5efa\u6a21\u5757\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u7528\u4e8e\u9ad8\u6548\u5faa\u73af\u7684\u8fed\u4ee3\u5668\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 <code>itertools<\/code> \u5e93\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import itertools<\/p>\n<p>linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>for element in itertools.ch<a href=\"https:\/\/docs.pingcode.com\/blog\/59162.html\" target=\"_blank\">AI<\/a>n(linear_list):<\/p>\n<p>    print(element)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 <code>itertools.chain<\/code> \u51fd\u6570\u5c06 <code>linear_list<\/code> \u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u8fde\u63a5\u8d77\u6765\uff0c\u5e76\u4f7f\u7528for\u5faa\u73af\u904d\u5386\u5176\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002\u4f7f\u7528 <code>itertools<\/code> \u5e93\u7684\u4f18\u70b9\u662f\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u8fed\u4ee3\u5de5\u5177\u3002<\/p>\n<\/p>\n<p><h3>\u4e5d\u3001\u4f7f\u7528\u751f\u6210\u5668<\/h3>\n<\/p>\n<p><p>\u751f\u6210\u5668\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u8fed\u4ee3\u5668\uff0c\u53ef\u4ee5\u9010\u4e2a\u4ea7\u751f\u503c\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u751f\u6210\u5668\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def generate_elements(lst):<\/p>\n<p>    for element in lst:<\/p>\n<p>        yield element<\/p>\n<p>linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>for element in generate_elements(linear_list):<\/p>\n<p>    print(element)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u751f\u6210\u5668\u51fd\u6570 <code>generate_elements<\/code>\uff0c\u7528\u4e8e\u9010\u4e2a\u4ea7\u751f\u5217\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u3002\u4f7f\u7528\u751f\u6210\u5668\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u8282\u7701\u5185\u5b58\uff0c\u4f46\u5728\u5904\u7406\u8f83\u590d\u6742\u7684\u903b\u8f91\u65f6\u4e0d\u5982for\u5faa\u73af\u7075\u6d3b\u3002<\/p>\n<\/p>\n<p><h3>\u5341\u3001\u4f7f\u7528\u961f\u5217<\/h3>\n<\/p>\n<p><p>\u961f\u5217\u662f\u4e00\u79cd\u5148\u8fdb\u5148\u51fa\uff08FIFO\uff09\u7684\u6570\u636e\u7ed3\u6784\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u7684 <code>queue<\/code> \u5e93\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from queue import Queue<\/p>\n<p>linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>queue = Queue()<\/p>\n<p>for element in linear_list:<\/p>\n<p>    queue.put(element)<\/p>\n<p>while not queue.empty():<\/p>\n<p>    print(queue.get())<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 <code>queue<\/code> \u5e93\u521b\u5efa\u4e86\u4e00\u4e2a\u961f\u5217\uff0c\u5c06 <code>linear_list<\/code> \u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u653e\u5165\u961f\u5217\u4e2d\uff0c\u5e76\u4f7f\u7528while\u5faa\u73af\u9010\u4e2a\u8f93\u51fa\u961f\u5217\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u3002\u4f7f\u7528\u961f\u5217\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u65b9\u4fbf\u5730\u5904\u7406\u5148\u8fdb\u5148\u51fa\u7684\u6570\u636e\u3002<\/p>\n<\/p>\n<p><h3>\u5341\u4e00\u3001\u4f7f\u7528\u5806\u6808<\/h3>\n<\/p>\n<p><p>\u5806\u6808\u662f\u4e00\u79cd\u540e\u8fdb\u5148\u51fa\uff08LIFO\uff09\u7684\u6570\u636e\u7ed3\u6784\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u7684 <code>collections<\/code> \u5e93\u4e2d\u7684 <code>deque<\/code> \u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from collections import deque<\/p>\n<p>linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>stack = deque(linear_list)<\/p>\n<p>while stack:<\/p>\n<p>    print(stack.pop())<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 <code>collections.deque<\/code> \u521b\u5efa\u4e86\u4e00\u4e2a\u5806\u6808\uff0c\u5c06 <code>linear_list<\/code> \u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u653e\u5165\u5806\u6808\u4e2d\uff0c\u5e76\u4f7f\u7528while\u5faa\u73af\u9010\u4e2a\u8f93\u51fa\u5806\u6808\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u3002\u4f7f\u7528\u5806\u6808\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u65b9\u4fbf\u5730\u5904\u7406\u540e\u8fdb\u5148\u51fa\u7684\u6570\u636e\u3002<\/p>\n<\/p>\n<p><h3>\u5341\u4e8c\u3001\u4f7f\u7528\u96c6\u5408<\/h3>\n<\/p>\n<p><p>\u96c6\u5408\u662f\u4e00\u79cd\u65e0\u5e8f\u4e14\u552f\u4e00\u7684\u5143\u7d20\u96c6\u5408\u3002\u867d\u7136\u96c6\u5408\u4e0d\u4fdd\u8bc1\u5143\u7d20\u7684\u987a\u5e8f\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u4ecd\u7136\u53ef\u4ee5\u4f7f\u7528\u96c6\u5408\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">linear_list = [1, 2, 3, 4, 5]<\/p>\n<p>linear_set = set(linear_list)<\/p>\n<p>for element in linear_set:<\/p>\n<p>    print(element)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u96c6\u5408\u5c06 <code>linear_list<\/code> \u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u5b58\u50a8\u5728 <code>linear_set<\/code> \u4e2d\uff0c\u5e76\u4f7f\u7528for\u5faa\u73af\u904d\u5386\u96c6\u5408\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u5c06\u5176\u6253\u5370\u51fa\u6765\u3002\u4f7f\u7528\u96c6\u5408\u7684\u4f18\u70b9\u662f\u4fdd\u8bc1\u5143\u7d20\u7684\u552f\u4e00\u6027\uff0c\u4f46\u4e0d\u4fdd\u8bc1\u5143\u7d20\u7684\u987a\u5e8f\u3002<\/p>\n<\/p>\n<p><h3>\u603b\u7ed3<\/h3>\n<\/p>\n<p><p>\u4ee5\u4e0a\u4ecb\u7ecd\u4e86\u591a\u79cd\u5728Python\u4e2d\u8f93\u51fa\u7ebf\u6027\u8868\u5143\u7d20\u7684\u65b9\u6cd5\uff0c\u5305\u62ec\u4f7f\u7528\u5217\u8868\u3001for\u5faa\u73af\u3001while\u5faa\u73af\u3001\u5217\u8868\u63a8\u5bfc\u5f0f\u3001enumerate\u51fd\u6570\u3001map\u51fd\u6570\u3001\u9012\u5f52\u3001numpy\u5e93\u3001pandas\u5e93\u3001itertools\u5e93\u3001\u751f\u6210\u5668\u3001\u961f\u5217\u3001\u5806\u6808\u548c\u96c6\u5408\u3002\u6bcf\u79cd\u65b9\u6cd5\u90fd\u6709\u5176\u4f18\u70b9\u548c\u9002\u7528\u573a\u666f\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u6765\u8f93\u51fa\u7ebf\u6027\u8868\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u7ebf\u6027\u8868\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\uff08list\uff09\u6765\u521b\u5efa\u7ebf\u6027\u8868\u3002\u5217\u8868\u662f\u4e00\u79cd\u5185\u7f6e\u7684\u6570\u636e\u7ed3\u6784\uff0c\u80fd\u591f\u5bb9\u7eb3\u4e0d\u540c\u7c7b\u578b\u7684\u5143\u7d20\uff0c\u652f\u6301\u52a8\u6001\u5927\u5c0f\u7684\u8c03\u6574\u3002\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u8bed\u6cd5\u6765\u5b9a\u4e49\u5217\u8868\uff0c\u4f8b\u5982\uff1a<code>linear_list = [1, 2, 3, 4, 5]<\/code>\u3002\u8fd9\u4f1a\u521b\u5efa\u4e00\u4e2a\u5305\u542b5\u4e2a\u6574\u6570\u7684\u7ebf\u6027\u8868\u3002<\/p>\n<p><strong>\u5982\u4f55\u904d\u5386\u548c\u8f93\u51fa\u7ebf\u6027\u8868\u4e2d\u7684\u5143\u7d20\uff1f<\/strong><br \/>\u904d\u5386\u7ebf\u6027\u8868\u53ef\u4ee5\u4f7f\u7528for\u5faa\u73af\u3002\u4f7f\u7528<code>for element in linear_list:<\/code>\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u9010\u4e2a\u8bbf\u95ee\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u3002\u8981\u8f93\u51fa\u8fd9\u4e9b\u5143\u7d20\uff0c\u53ef\u4ee5\u5728\u5faa\u73af\u4f53\u5185\u4f7f\u7528<code>print(element)<\/code>\u6765\u6253\u5370\u6bcf\u4e2a\u5143\u7d20\u7684\u503c\u3002\u4f8b\u5982\uff1a  <\/p>\n<pre><code class=\"language-python\">for element in linear_list:\n    print(element)\n<\/code><\/pre>\n<p><strong>\u5982\u4f55\u901a\u8fc7\u7d22\u5f15\u8bbf\u95ee\u7ebf\u6027\u8868\u4e2d\u7684\u7279\u5b9a\u5143\u7d20\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u76f4\u63a5\u8bbf\u95ee\u7ebf\u6027\u8868\u4e2d\u7684\u5143\u7d20\u3002\u5217\u8868\u7684\u7d22\u5f15\u662f\u4ece0\u5f00\u59cb\u7684\uff0c\u56e0\u6b64\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u7d22\u5f15\u662f0\uff0c\u7b2c\u4e8c\u4e2a\u662f1\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002\u5982\u679c\u60f3\u8bbf\u95ee\u7b2c\u4e09\u4e2a\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528<code>linear_list[2]<\/code>\u3002\u5982\u679c\u9700\u8981\u8f93\u51fa\u8fd9\u4e2a\u7279\u5b9a\u5143\u7d20\uff0c\u53ef\u4ee5\u4f7f\u7528<code>print(linear_list[2])<\/code>\u3002\u786e\u4fdd\u5728\u8bbf\u95ee\u7d22\u5f15\u65f6\u4e0d\u8d85\u8fc7\u5217\u8868\u7684\u957f\u5ea6\uff0c\u4ee5\u907f\u514dIndexError\u9519\u8bef\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u5982\u4f55\u8f93\u51fa\u7ebf\u6027\u8868\u5143\u7d20\uff1a\u4f7f\u7528\u5217\u8868\u3001\u4f7f\u7528for\u5faa\u73af\u3001\u4f7f\u7528while\u5faa\u73af\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u3002\u4f7f\u7528for\u5faa\u73af\u662f [&hellip;]","protected":false},"author":3,"featured_media":1029561,"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\/1029550"}],"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=1029550"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1029550\/revisions"}],"predecessor-version":[{"id":1029562,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1029550\/revisions\/1029562"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1029561"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1029550"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1029550"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1029550"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}