{"id":967174,"date":"2024-12-27T04:54:36","date_gmt":"2024-12-26T20:54:36","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/967174.html"},"modified":"2024-12-27T04:54:38","modified_gmt":"2024-12-26T20:54:38","slug":"%e5%a6%82%e4%bd%95%e7%94%a8python%e7%94%9f%e6%88%90%e5%9b%be%e4%be%8b","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/967174.html","title":{"rendered":"\u5982\u4f55\u7528python\u751f\u6210\u56fe\u4f8b"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/24182603\/3d49d542-18ad-41cc-a55d-d487b9677bca.webp\" alt=\"\u5982\u4f55\u7528python\u751f\u6210\u56fe\u4f8b\" \/><\/p>\n<p><p> \u5f00\u5934\u6bb5\u843d:<br \/>\u5728Python\u4e2d\u751f\u6210\u56fe\u4f8b\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5b9e\u73b0\uff0c<strong>\u4f7f\u7528Matplotlib\u5e93\u3001\u521b\u5efa\u81ea\u5b9a\u4e49\u56fe\u4f8b\u3001\u7ed3\u5408Seaborn\u5e93<\/strong>\u3002\u5176\u4e2d\uff0cMatplotlib\u5e93\u662f\u6700\u5e38\u7528\u7684\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5b83\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u56fe\u5f62\u7ed8\u5236\u529f\u80fd\u548c\u7075\u6d3b\u7684\u56fe\u4f8b\u914d\u7f6e\u9009\u9879\u3002\u901a\u8fc7Matplotlib\uff0c\u60a8\u53ef\u4ee5\u8f7b\u677e\u5730\u4e3a\u5404\u79cd\u7c7b\u578b\u7684\u56fe\u8868\u6dfb\u52a0\u56fe\u4f8b\uff0c\u4ece\u800c\u63d0\u9ad8\u56fe\u8868\u7684\u53ef\u8bfb\u6027\u548c\u4e13\u4e1a\u6027\u3002\u9664\u4e86\u57fa\u7840\u529f\u80fd\u4e4b\u5916\uff0cMatplotlib\u8fd8\u5141\u8bb8\u60a8\u81ea\u5b9a\u4e49\u56fe\u4f8b\u7684\u4f4d\u7f6e\u3001\u5b57\u4f53\u3001\u989c\u8272\u7b49\u5c5e\u6027\uff0c\u4ee5\u6ee1\u8db3\u7279\u5b9a\u7684\u9700\u6c42\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528Python\u751f\u6210\u56fe\u4f8b\uff0c\u5e76\u63a2\u7d22\u4e0d\u540c\u7684\u65b9\u6cd5\u548c\u6280\u5de7\u3002<\/p>\n<\/p>\n<p><p>\u4e00\u3001MATPLOTLIB\u5e93\u751f\u6210\u56fe\u4f8b<\/p>\n<\/p>\n<p><p>Matplotlib\u662fPython\u4e2d\u6700\u5e7f\u6cdb\u4f7f\u7528\u7684\u7ed8\u56fe\u5e93\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u529f\u80fd\u6765\u751f\u6210\u548c\u81ea\u5b9a\u4e49\u56fe\u4f8b\u3002\u901a\u8fc7Matplotlib\u5e93\uff0c\u60a8\u53ef\u4ee5\u4e3a\u51e0\u4e4e\u6240\u6709\u7c7b\u578b\u7684\u56fe\u8868\u6dfb\u52a0\u56fe\u4f8b\uff0c\u5305\u62ec\u6298\u7ebf\u56fe\u3001\u67f1\u72b6\u56fe\u3001\u6563\u70b9\u56fe\u7b49\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528Matplotlib\u7684\u57fa\u672c\u65b9\u6cd5<\/li>\n<\/ol>\n<p><p>\u5728Matplotlib\u4e2d\uff0c\u751f\u6210\u56fe\u4f8b\u7684\u57fa\u672c\u65b9\u6cd5\u662f\u4f7f\u7528<code>plt.legend()<\/code>\u51fd\u6570\u3002\u901a\u5e38\uff0c\u60a8\u9700\u8981\u5148\u7ed8\u5236\u56fe\u5f62\uff0c\u7136\u540e\u8c03\u7528<code>plt.legend()<\/code>\u6765\u751f\u6210\u56fe\u4f8b\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import matplotlib.pyplot as plt<\/p>\n<h2><strong>\u6570\u636e<\/strong><\/h2>\n<p>x = [1, 2, 3, 4]<\/p>\n<p>y1 = [1, 4, 9, 16]<\/p>\n<p>y2 = [2, 4, 6, 8]<\/p>\n<h2><strong>\u7ed8\u5236\u56fe\u5f62<\/strong><\/h2>\n<p>plt.plot(x, y1, label=&#39;y = x^2&#39;)<\/p>\n<p>plt.plot(x, y2, label=&#39;y = 2x&#39;)<\/p>\n<h2><strong>\u751f\u6210\u56fe\u4f8b<\/strong><\/h2>\n<p>plt.legend()<\/p>\n<h2><strong>\u663e\u793a\u56fe\u5f62<\/strong><\/h2>\n<p>plt.show()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u8fd9\u6bb5\u4ee3\u7801\u4e2d\uff0c<code>label<\/code>\u53c2\u6570\u7528\u4e8e\u4e3a\u56fe\u4f8b\u4e2d\u6bcf\u6761\u66f2\u7ebf\u6307\u5b9a\u6807\u7b7e\uff0c<code>plt.legend()<\/code>\u51fd\u6570\u8d1f\u8d23\u751f\u6210\u56fe\u4f8b\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>\u81ea\u5b9a\u4e49\u56fe\u4f8b\u4f4d\u7f6e\u548c\u6837\u5f0f<\/li>\n<\/ol>\n<p><p>Matplotlib\u5141\u8bb8\u60a8\u81ea\u5b9a\u4e49\u56fe\u4f8b\u7684\u4f4d\u7f6e\u548c\u6837\u5f0f\u3002\u60a8\u53ef\u4ee5\u901a\u8fc7<code>loc<\/code>\u53c2\u6570\u6307\u5b9a\u56fe\u4f8b\u7684\u4f4d\u7f6e\uff0c\u4f8b\u5982<code>&#39;upper right&#39;<\/code>\u3001<code>&#39;lower left&#39;<\/code>\u7b49\u3002\u6b64\u5916\uff0c\u60a8\u8fd8\u53ef\u4ee5\u901a\u8fc7<code>fontsize<\/code>\u3001<code>title<\/code>\u7b49\u53c2\u6570\u81ea\u5b9a\u4e49\u56fe\u4f8b\u7684\u5b57\u4f53\u5927\u5c0f\u548c\u6807\u9898\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">plt.legend(loc=&#39;upper left&#39;, fontsize=10, title=&#39;Legend&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e8c\u3001\u521b\u5efa\u81ea\u5b9a\u4e49\u56fe\u4f8b<\/p>\n<\/p>\n<p><p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u521b\u5efa\u81ea\u5b9a\u4e49\u7684\u56fe\u4f8b\uff0c\u4ee5\u6ee1\u8db3\u7279\u5b9a\u7684\u9700\u6c42\u3002Matplotlib\u63d0\u4f9b\u4e86\u4e00\u4e9b\u9ad8\u7ea7\u529f\u80fd\u6765\u5b9e\u73b0\u8fd9\u4e00\u70b9\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528\u624b\u52a8\u56fe\u4f8b<\/li>\n<\/ol>\n<p><p>\u60a8\u53ef\u4ee5\u624b\u52a8\u521b\u5efa\u56fe\u4f8b\uff0c\u800c\u4e0d\u662f\u4f7f\u7528<code>plt.legend()<\/code>\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528<code>matplotlib.patches<\/code>\u6a21\u5757\u4e2d\u7684Patch\u5bf9\u8c61\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import matplotlib.patches as mpatches<\/p>\n<h2><strong>\u521b\u5efa\u81ea\u5b9a\u4e49\u56fe\u4f8b<\/strong><\/h2>\n<p>red_patch = mpatches.Patch(color=&#39;red&#39;, label=&#39;Red data&#39;)<\/p>\n<p>blue_patch = mpatches.Patch(color=&#39;blue&#39;, label=&#39;Blue data&#39;)<\/p>\n<p>plt.legend(handles=[red_patch, blue_patch])<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u5141\u8bb8\u60a8\u5b8c\u5168\u63a7\u5236\u56fe\u4f8b\u7684\u5916\u89c2\u3002<\/p>\n<\/p>\n<ol start=\"2\">\n<li>\u4f7f\u7528\u56fe\u4f8b\u6846\u67b6\u548c\u80cc\u666f<\/li>\n<\/ol>\n<p><p>Matplotlib\u8fd8\u5141\u8bb8\u60a8\u81ea\u5b9a\u4e49\u56fe\u4f8b\u7684\u6846\u67b6\u548c\u80cc\u666f\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528<code>legend()<\/code>\u51fd\u6570\u7684<code>frameon<\/code>\u548c<code>facecolor<\/code>\u53c2\u6570\u6765\u5b9e\u73b0\u8fd9\u4e00\u70b9\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">plt.legend(frameon=True, facecolor=&#39;lightgrey&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e09\u3001\u7ed3\u5408SEABORN\u5e93\u751f\u6210\u56fe\u4f8b<\/p>\n<\/p>\n<p><p>Seaborn\u662f\u4e00\u4e2a\u57fa\u4e8eMatplotlib\u7684\u9ad8\u7ea7\u7ed8\u56fe\u5e93\uff0c\u63d0\u4f9b\u4e86\u66f4\u7b80\u6d01\u7684API\u548c\u66f4\u7f8e\u89c2\u7684\u9ed8\u8ba4\u6837\u5f0f\u3002Seaborn\u4e5f\u652f\u6301\u751f\u6210\u56fe\u4f8b\uff0c\u5e76\u63d0\u4f9b\u4e86\u4e00\u4e9b\u989d\u5916\u7684\u529f\u80fd\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528Seaborn\u7684\u57fa\u672c\u65b9\u6cd5<\/li>\n<\/ol>\n<p><p>\u5728Seaborn\u4e2d\uff0c\u751f\u6210\u56fe\u4f8b\u7684\u8fc7\u7a0b\u4e0eMatplotlib\u7c7b\u4f3c\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528<code>hue<\/code>\u53c2\u6570\u6765\u4e3a\u6570\u636e\u96c6\u7684\u4e0d\u540c\u7c7b\u522b\u6307\u5b9a\u989c\u8272\uff0c\u4ece\u800c\u81ea\u52a8\u751f\u6210\u56fe\u4f8b\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import seaborn as sns<\/p>\n<h2><strong>\u6570\u636e<\/strong><\/h2>\n<p>tips = sns.load_dataset(&#39;tips&#39;)<\/p>\n<h2><strong>\u7ed8\u5236\u56fe\u5f62<\/strong><\/h2>\n<p>sns.scatterplot(data=tips, x=&#39;total_bill&#39;, y=&#39;tip&#39;, hue=&#39;day&#39;)<\/p>\n<h2><strong>\u663e\u793a\u56fe\u5f62<\/strong><\/h2>\n<p>plt.show()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li>\u81ea\u5b9a\u4e49Seaborn\u56fe\u4f8b<\/li>\n<\/ol>\n<p><p>Seaborn\u5141\u8bb8\u60a8\u4f7f\u7528<code>legend<\/code>\u53c2\u6570\u81ea\u5b9a\u4e49\u56fe\u4f8b\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u6307\u5b9a\u56fe\u4f8b\u7684\u4f4d\u7f6e\u3001\u79fb\u9664\u56fe\u4f8b\u6216\u4f7f\u7528\u6807\u9898\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">sns.scatterplot(data=tips, x=&#39;total_bill&#39;, y=&#39;tip&#39;, hue=&#39;day&#39;, legend=&#39;full&#39;)<\/p>\n<p>plt.legend(title=&#39;Days&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u56db\u3001\u7ed3\u5408PANDAS\u5e93\u751f\u6210\u56fe\u4f8b<\/p>\n<\/p>\n<p><p>Pandas\u662fPython\u4e2d\u6700\u6d41\u884c\u7684\u6570\u636e\u5904\u7406\u5e93\u4e4b\u4e00\uff0c\u901a\u5e38\u7528\u4e8e\u6570\u636e\u5206\u6790\u548c\u53ef\u89c6\u5316\u3002\u867d\u7136Pandas\u672c\u8eab\u4e0d\u662f\u7ed8\u56fe\u5e93\uff0c\u4f46\u5b83\u4e0eMatplotlib\u65e0\u7f1d\u96c6\u6210\uff0c\u53ef\u4ee5\u8f7b\u677e\u751f\u6210\u56fe\u4f8b\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528Pandas\u7684\u57fa\u672c\u65b9\u6cd5<\/li>\n<\/ol>\n<p><p>Pandas\u63d0\u4f9b\u4e86\u76f4\u63a5\u7ed8\u56fe\u7684\u63a5\u53e3\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7<code>DataFrame.plot()<\/code>\u51fd\u6570\u6765\u751f\u6210\u56fe\u4f8b\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import pandas as pd<\/p>\n<h2><strong>\u6570\u636e<\/strong><\/h2>\n<p>df = pd.DataFrame({<\/p>\n<p>    &#39;A&#39;: [1, 2, 3, 4],<\/p>\n<p>    &#39;B&#39;: [4, 3, 2, 1]<\/p>\n<p>})<\/p>\n<h2><strong>\u7ed8\u5236\u56fe\u5f62<\/strong><\/h2>\n<p>df.plot()<\/p>\n<h2><strong>\u663e\u793a\u56fe\u5f62<\/strong><\/h2>\n<p>plt.show()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li>\u81ea\u5b9a\u4e49Pandas\u56fe\u4f8b<\/li>\n<\/ol>\n<p><p>\u4e0eMatplotlib\u4e00\u6837\uff0cPandas\u4e5f\u5141\u8bb8\u60a8\u81ea\u5b9a\u4e49\u56fe\u4f8b\u7684\u6837\u5f0f\u548c\u4f4d\u7f6e\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7<code>legend<\/code>\u53c2\u6570\u6307\u5b9a\u56fe\u4f8b\u7684\u4f4d\u7f6e\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">df.plot(legend=True)<\/p>\n<p>plt.legend(loc=&#39;upper right&#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u4e94\u3001\u56fe\u4f8b\u4e2d\u7684\u9ad8\u7ea7\u81ea\u5b9a\u4e49\u6280\u5de7<\/p>\n<\/p>\n<p><p>\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u5bf9\u56fe\u4f8b\u8fdb\u884c\u9ad8\u7ea7\u81ea\u5b9a\u4e49\uff0c\u4ee5\u6ee1\u8db3\u7279\u5b9a\u7684\u53ef\u89c6\u5316\u9700\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u9ad8\u7ea7\u6280\u5de7\u3002<\/p>\n<\/p>\n<ol>\n<li>\u4f7f\u7528\u56fe\u4f8b\u6807\u8bb0\u548c\u6807\u7b7e<\/li>\n<\/ol>\n<p><p>Matplotlib\u5141\u8bb8\u60a8\u81ea\u5b9a\u4e49\u56fe\u4f8b\u7684\u6807\u8bb0\u548c\u6807\u7b7e\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528<code>marker<\/code>\u53c2\u6570\u6307\u5b9a\u6807\u8bb0\u6837\u5f0f\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">plt.plot(x, y1, marker=&#39;o&#39;, label=&#39;Data 1&#39;)<\/p>\n<p>plt.plot(x, y2, marker=&#39;s&#39;, label=&#39;Data 2&#39;)<\/p>\n<p>plt.legend()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<ol start=\"2\">\n<li>\u52a8\u6001\u66f4\u65b0\u56fe\u4f8b<\/li>\n<\/ol>\n<p><p>\u5728\u4ea4\u4e92\u5f0f\u56fe\u5f62\u4e2d\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u52a8\u6001\u66f4\u65b0\u56fe\u4f8b\u3002Matplotlib\u63d0\u4f9b\u4e86\u4e00\u4e9b\u51fd\u6570\u6765\u5b9e\u73b0\u8fd9\u4e00\u70b9\uff0c\u4f8b\u5982<code>set_label()<\/code>\u548c<code>set_visible()<\/code>\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">line, = plt.plot(x, y1, label=&#39;Initial Label&#39;)<\/p>\n<p>line.set_label(&#39;Updated Label&#39;)<\/p>\n<p>plt.legend()<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u5728Python\u4e2d\u7075\u6d3b\u5730\u751f\u6210\u548c\u81ea\u5b9a\u4e49\u56fe\u4f8b\uff0c\u4ece\u800c\u63d0\u9ad8\u56fe\u8868\u7684\u53ef\u8bfb\u6027\u548c\u4e13\u4e1a\u6027\u3002\u65e0\u8bba\u662f\u4f7f\u7528Matplotlib\u3001Seaborn\u8fd8\u662fPandas\uff0c\u60a8\u90fd\u53ef\u4ee5\u627e\u5230\u9002\u5408\u60a8\u9700\u6c42\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u521b\u5efa\u56fe\u4f8b\u4ee5\u589e\u5f3a\u6570\u636e\u53ef\u89c6\u5316\uff1f<\/strong><br \/>\u5728Python\u4e2d\u751f\u6210\u56fe\u4f8b\u901a\u5e38\u4f9d\u8d56\u4e8e\u53ef\u89c6\u5316\u5e93\uff0c\u5982Matplotlib\u3001Seaborn\u6216Plotly\u3002\u4ee5Matplotlib\u4e3a\u4f8b\uff0c\u901a\u8fc7\u5728\u7ed8\u56fe\u65f6\u4f7f\u7528<code>label<\/code>\u53c2\u6570\uff0c\u5e76\u8c03\u7528<code>plt.legend()<\/code>\u51fd\u6570\uff0c\u53ef\u4ee5\u8f7b\u677e\u5730\u6dfb\u52a0\u56fe\u4f8b\u3002\u786e\u4fdd\u5728\u7ed8\u56fe\u547d\u4ee4\u4e2d\u4e3a\u6bcf\u4e2a\u6570\u636e\u7cfb\u5217\u63d0\u4f9b\u9002\u5f53\u7684\u6807\u7b7e\uff0c\u4ee5\u4fbf\u56fe\u4f8b\u80fd\u591f\u6e05\u6670\u5730\u53cd\u6620\u6570\u636e\u3002<\/p>\n<p><strong>\u4f7f\u7528Python\u751f\u6210\u56fe\u4f8b\u65f6\u6709\u54ea\u4e9b\u5e38\u89c1\u7684\u9519\u8bef\uff1f<\/strong><br \/>\u5728\u521b\u5efa\u56fe\u4f8b\u65f6\uff0c\u7528\u6237\u53ef\u80fd\u4f1a\u9047\u5230\u4e00\u4e9b\u5e38\u89c1\u95ee\u9898\uff0c\u5982\u6807\u7b7e\u672a\u663e\u793a\u3001\u56fe\u4f8b\u4f4d\u7f6e\u4e0d\u5408\u9002\u6216\u6837\u5f0f\u4e0d\u7b26\u5408\u9884\u671f\u3002\u786e\u4fdd\u6bcf\u4e2a\u6570\u636e\u7cfb\u5217\u90fd\u6709\u76f8\u5e94\u7684\u6807\u7b7e\uff0c\u5e76\u68c0\u67e5<code>plt.legend()<\/code>\u7684\u53c2\u6570\u8bbe\u7f6e\uff0c\u4ee5\u8c03\u6574\u56fe\u4f8b\u7684\u4f4d\u7f6e\u548c\u6837\u5f0f\u3002\u53e6\u4e00\u4e2a\u5e38\u89c1\u95ee\u9898\u662f\u6570\u636e\u7cfb\u5217\u7684\u989c\u8272\u4e0e\u56fe\u4f8b\u4e2d\u7684\u989c\u8272\u4e0d\u4e00\u81f4\uff0c\u8fd9\u901a\u5e38\u662f\u56e0\u4e3a\u5728\u7ed8\u56fe\u65f6\u672a\u80fd\u6b63\u786e\u5e94\u7528\u989c\u8272\u3002<\/p>\n<p><strong>\u5982\u4f55\u81ea\u5b9a\u4e49Python\u56fe\u4f8b\u7684\u6837\u5f0f\u548c\u4f4d\u7f6e\uff1f<\/strong><br \/>Python\u7684\u53ef\u89c6\u5316\u5e93\u5141\u8bb8\u7528\u6237\u81ea\u5b9a\u4e49\u56fe\u4f8b\u7684\u591a\u79cd\u5c5e\u6027\u3002\u53ef\u4ee5\u901a\u8fc7<code>plt.legend()<\/code>\u51fd\u6570\u4e2d\u7684\u53c2\u6570\u6765\u8c03\u6574\u56fe\u4f8b\u7684\u4f4d\u7f6e\u3001\u5b57\u4f53\u5927\u5c0f\u548c\u8fb9\u6846\u6837\u5f0f\u7b49\u3002\u4f8b\u5982\uff0c\u4f7f\u7528<code>loc<\/code>\u53c2\u6570\u53ef\u4ee5\u6307\u5b9a\u56fe\u4f8b\u7684\u4f4d\u7f6e\uff0c<code>fontsize<\/code>\u53ef\u4ee5\u66f4\u6539\u5b57\u4f53\u5927\u5c0f\uff0c<code>frameon<\/code>\u53ef\u4ee5\u63a7\u5236\u662f\u5426\u663e\u793a\u8fb9\u6846\u3002\u901a\u8fc7\u8fd9\u4e9b\u53c2\u6570\u7684\u7075\u6d3b\u8fd0\u7528\uff0c\u53ef\u4ee5\u4f7f\u56fe\u4f8b\u66f4\u597d\u5730\u878d\u5165\u6574\u4f53\u56fe\u5f62\u8bbe\u8ba1\u4e2d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5f00\u5934\u6bb5\u843d:\u5728Python\u4e2d\u751f\u6210\u56fe\u4f8b\u53ef\u4ee5\u901a\u8fc7\u591a\u79cd\u65b9\u6cd5\u5b9e\u73b0\uff0c\u4f7f\u7528Matplotlib\u5e93\u3001\u521b\u5efa\u81ea\u5b9a\u4e49\u56fe\u4f8b\u3001\u7ed3\u5408Sea 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