{"id":1085907,"date":"2025-01-08T13:20:42","date_gmt":"2025-01-08T05:20:42","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1085907.html"},"modified":"2025-01-08T13:20:45","modified_gmt":"2025-01-08T05:20:45","slug":"python%e5%a6%82%e4%bd%95%e6%b1%82%e4%b8%80%e5%88%97%e7%9a%84%e5%92%8c-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1085907.html","title":{"rendered":"python\u5982\u4f55\u6c42\u4e00\u5217\u7684\u548c"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/24195557\/987cbb29-622f-4c83-93a7-8b6cf3bd8c0e.webp\" alt=\"python\u5982\u4f55\u6c42\u4e00\u5217\u7684\u548c\" \/><\/p>\n<p><p> <strong>\u4f7f\u7528Python\u6c42\u4e00\u5217\u7684\u548c\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u51fd\u6570sum()\u3001\u4f7f\u7528\u5faa\u73af\u7d2f\u52a0\u3001\u5229\u7528NumPy\u5e93\u3001\u4f7f\u7528Pandas\u5e93<\/strong>\u3002\u5176\u4e2d\uff0c\u6700\u5e38\u7528\u4e14\u7b80\u4fbf\u7684\u65b9\u6cd5\u662f\u4f7f\u7528Python\u7684\u5185\u7f6e\u51fd\u6570sum()\uff0c\u5b83\u53ef\u4ee5\u76f4\u63a5\u5bf9\u4e00\u4e2a\u53ef\u8fed\u4ee3\u5bf9\u8c61\uff08\u5982\u5217\u8868\uff09\u4e2d\u7684\u5143\u7d20\u8fdb\u884c\u6c42\u548c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">numbers = [1, 2, 3, 4, 5]<\/p>\n<p>total = sum(numbers)<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u51e0\u79cd\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u4ee3\u7801\u793a\u4f8b\uff0c\u5e2e\u52a9\u4f60\u66f4\u597d\u5730\u7406\u89e3\u548c\u638c\u63e1\u8fd9\u4e9b\u6280\u5de7\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u4f7f\u7528\u5185\u7f6e\u51fd\u6570sum()<\/h3>\n<\/p>\n<p><p>Python\u7684\u5185\u7f6e\u51fd\u6570sum()\u662f\u6700\u7b80\u4fbf\u548c\u76f4\u63a5\u7684\u65b9\u5f0f\u6765\u6c42\u548c\u3002\u5b83\u53ef\u4ee5\u5bf9\u5217\u8868\u3001\u5143\u7ec4\u7b49\u53ef\u8fed\u4ee3\u5bf9\u8c61\u8fdb\u884c\u6c42\u548c\u3002\u6211\u4eec\u53ea\u9700\u5c06\u9700\u8981\u6c42\u548c\u7684\u5217\u8868\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9sum()\u51fd\u6570\u5373\u53ef\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">numbers = [1, 2, 3, 4, 5]<\/p>\n<p>total = sum(numbers)<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u70b9\u662f\u4ee3\u7801\u7b80\u6d01\u3001\u6613\u8bfb\uff0c\u4e0d\u9700\u8981\u989d\u5916\u7684\u5e93\u6216\u590d\u6742\u7684\u8bed\u6cd5\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u4f7f\u7528\u5faa\u73af\u7d2f\u52a0<\/h3>\n<\/p>\n<p><p>\u5982\u679c\u4e0d\u60f3\u4f7f\u7528\u5185\u7f6e\u51fd\u6570\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u901a\u8fc7\u5faa\u73af\u904d\u5386\u5217\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\uff0c\u7136\u540e\u8fdb\u884c\u7d2f\u52a0\u3002\u8fd9\u79cd\u65b9\u6cd5\u867d\u7136\u6ca1\u6709sum()\u51fd\u6570\u7b80\u6d01\uff0c\u4f46\u5728\u67d0\u4e9b\u7279\u6b8a\u573a\u666f\u4e0b\u53ef\u80fd\u66f4\u7075\u6d3b\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">numbers = [1, 2, 3, 4, 5]<\/p>\n<p>total = 0<\/p>\n<p>for number in numbers:<\/p>\n<p>    total += number<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u70b9\u662f\u903b\u8f91\u6e05\u6670\uff0c\u53ef\u4ee5\u5f88\u65b9\u4fbf\u5730\u5728\u7d2f\u52a0\u8fc7\u7a0b\u4e2d\u52a0\u5165\u5176\u4ed6\u6761\u4ef6\u6216\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u4f7f\u7528NumPy\u5e93<\/h3>\n<\/p>\n<p><p>NumPy\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u79d1\u5b66\u8ba1\u7b97\u5e93\uff0c\u63d0\u4f9b\u4e86\u5927\u91cf\u7684\u6570\u5b66\u51fd\u6570\u548c\u64cd\u4f5c\u3002\u4f7f\u7528NumPy\u5e93\u6c42\u548c\u4e0d\u4ec5\u9ad8\u6548\uff0c\u800c\u4e14\u53ef\u4ee5\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u3002<\/p>\n<\/p>\n<p><p>\u9996\u5148\uff0c\u9700\u8981\u5b89\u88c5NumPy\u5e93\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-bash\">pip install numpy<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u7136\u540e\u4f7f\u7528NumPy\u7684sum()\u51fd\u6570\u8fdb\u884c\u6c42\u548c\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import numpy as np<\/p>\n<p>numbers = np.array([1, 2, 3, 4, 5])<\/p>\n<p>total = np.sum(numbers)<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>NumPy\u5e93\u7684\u4f18\u70b9\u662f\u8ba1\u7b97\u901f\u5ea6\u5feb\uff0c\u9002\u7528\u4e8e\u5927\u89c4\u6a21\u6570\u636e\u5904\u7406\uff0c\u5e76\u4e14\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u6570\u7ec4\u64cd\u4f5c\u51fd\u6570\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u4f7f\u7528Pandas\u5e93<\/h3>\n<\/p>\n<p><p>Pandas\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u6570\u636e\u5206\u6790\u5e93\uff0c\u5e38\u7528\u4e8e\u6570\u636e\u5904\u7406\u548c\u5206\u6790\u3002Pandas\u63d0\u4f9b\u4e86DataFrame\u548cSeries\u4e24\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u5bf9\u6570\u636e\u8fdb\u884c\u64cd\u4f5c\u3002\u5bf9\u4e8e\u6c42\u548c\u64cd\u4f5c\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Pandas\u7684sum()\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<p><p>\u9996\u5148\uff0c\u9700\u8981\u5b89\u88c5Pandas\u5e93\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-bash\">pip install pandas<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u7136\u540e\u4f7f\u7528Pandas\u7684sum()\u65b9\u6cd5\u8fdb\u884c\u6c42\u548c\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import pandas as pd<\/p>\n<p>data = {&#39;numbers&#39;: [1, 2, 3, 4, 5]}<\/p>\n<p>df = pd.DataFrame(data)<\/p>\n<p>total = df[&#39;numbers&#39;].sum()<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>Pandas\u5e93\u7684\u4f18\u70b9\u662f\u529f\u80fd\u5f3a\u5927\uff0c\u9002\u7528\u4e8e\u6570\u636e\u5206\u6790\u548c\u5904\u7406\uff0c\u53ef\u4ee5\u65b9\u4fbf\u5730\u8fdb\u884c\u6570\u636e\u6e05\u6d17\u3001\u8f6c\u6362\u548c\u7edf\u8ba1\u5206\u6790\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u4f7f\u7528List Comprehension<\/h3>\n<\/p>\n<p><p>\u5217\u8868\u63a8\u5bfc\u5f0f\uff08List Comprehension\uff09\u662fPython\u7684\u4e00\u79cd\u7b80\u6d01\u8bed\u6cd5\uff0c\u53ef\u4ee5\u7528\u6765\u521b\u5efa\u5217\u8868\u3002\u6211\u4eec\u53ef\u4ee5\u7ed3\u5408sum()\u51fd\u6570\u548c\u5217\u8868\u63a8\u5bfc\u5f0f\u6765\u6c42\u548c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">numbers = [1, 2, 3, 4, 5]<\/p>\n<p>total = sum([number for number in numbers])<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u70b9\u662f\u4ee3\u7801\u7b80\u6d01\u3001\u6613\u8bfb\uff0c\u9002\u7528\u4e8e\u7b80\u5355\u7684\u6570\u636e\u5904\u7406\u573a\u666f\u3002<\/p>\n<\/p>\n<p><h3>\u516d\u3001\u4f7f\u7528\u9012\u5f52\u51fd\u6570<\/h3>\n<\/p>\n<p><p>\u9012\u5f52\u51fd\u6570\u662f\u4e00\u79cd\u51fd\u6570\u8c03\u7528\u81ea\u8eab\u7684\u7f16\u7a0b\u6280\u5de7\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u9012\u5f52\u51fd\u6570\u6765\u5b9e\u73b0\u5217\u8868\u6c42\u548c\u3002\u867d\u7136\u8fd9\u79cd\u65b9\u6cd5\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u8f83\u5c11\u4f7f\u7528\uff0c\u4f46\u5728\u7406\u89e3\u9012\u5f52\u601d\u60f3\u65f6\u975e\u5e38\u6709\u5e2e\u52a9\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def recursive_sum(numbers):<\/p>\n<p>    if len(numbers) == 0:<\/p>\n<p>        return 0<\/p>\n<p>    else:<\/p>\n<p>        return numbers[0] + recursive_sum(numbers[1:])<\/p>\n<p>numbers = [1, 2, 3, 4, 5]<\/p>\n<p>total = recursive_sum(numbers)<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u9012\u5f52\u51fd\u6570\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u5c06\u590d\u6742\u95ee\u9898\u5206\u89e3\u6210\u7b80\u5355\u5b50\u95ee\u9898\uff0c\u4f46\u9700\u8981\u6ce8\u610f\u9012\u5f52\u6df1\u5ea6\u548c\u6808\u6ea2\u51fa\u95ee\u9898\u3002<\/p>\n<\/p>\n<p><h3>\u4e03\u3001\u4f7f\u7528reduce\u51fd\u6570<\/h3>\n<\/p>\n<p><p>reduce()\u51fd\u6570\u662fPython\u7684\u5185\u7f6e\u51fd\u6570\uff0c\u53ef\u4ee5\u5bf9\u4e00\u4e2a\u5e8f\u5217\u8fdb\u884c\u7d2f\u8ba1\u64cd\u4f5c\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728Python 3.x\u4e2d\uff0creduce()\u51fd\u6570\u88ab\u79fb\u5230\u4e86functools\u6a21\u5757\u4e2d\u3002<\/p>\n<\/p>\n<p><p>\u9996\u5148\uff0c\u9700\u8981\u5bfc\u5165reduce\u51fd\u6570\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from functools import reduce<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u7136\u540e\u4f7f\u7528reduce()\u51fd\u6570\u8fdb\u884c\u6c42\u548c\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from functools import reduce<\/p>\n<p>numbers = [1, 2, 3, 4, 5]<\/p>\n<p>total = reduce(lambda x, y: x + y, numbers)<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>reduce()\u51fd\u6570\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u5bf9\u5e8f\u5217\u8fdb\u884c\u7075\u6d3b\u7684\u7d2f\u8ba1\u64cd\u4f5c\uff0c\u9002\u7528\u4e8e\u51fd\u6570\u5f0f\u7f16\u7a0b\u98ce\u683c\u3002<\/p>\n<\/p>\n<p><h3>\u516b\u3001\u4f7f\u7528Map-Reduce<\/h3>\n<\/p>\n<p><p>Map-Reduce\u662f\u4e00\u79cd\u5e38\u7528\u7684\u5206\u5e03\u5f0f\u8ba1\u7b97\u6a21\u578b\uff0c\u9002\u7528\u4e8e\u5927\u6570\u636e\u5904\u7406\u3002\u867d\u7136\u5728\u5355\u673a\u73af\u5883\u4e2d\u4f7f\u7528Map-Reduce\u6709\u4e9b\u5927\u6750\u5c0f\u7528\uff0c\u4f46\u7406\u89e3\u5176\u601d\u60f3\u5bf9\u5927\u6570\u636e\u5904\u7406\u975e\u5e38\u6709\u5e2e\u52a9\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">from functools import reduce<\/p>\n<p>numbers = [1, 2, 3, 4, 5]<\/p>\n<p>mapped = map(lambda x: x, numbers)<\/p>\n<p>total = reduce(lambda x, y: x + y, mapped)<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u5c06\u5927\u89c4\u6a21\u6570\u636e\u5904\u7406\u4efb\u52a1\u5206\u89e3\u6210\u591a\u4e2a\u5c0f\u4efb\u52a1\uff0c\u5e76\u884c\u8ba1\u7b97\uff0c\u9002\u7528\u4e8e\u5206\u5e03\u5f0f\u8ba1\u7b97\u73af\u5883\u3002<\/p>\n<\/p>\n<p><h3>\u4e5d\u3001\u4f7f\u7528\u751f\u6210\u5668\u8868\u8fbe\u5f0f<\/h3>\n<\/p>\n<p><p>\u751f\u6210\u5668\u8868\u8fbe\u5f0f\uff08Generator Expression\uff09\u4e0e\u5217\u8868\u63a8\u5bfc\u5f0f\u7c7b\u4f3c\uff0c\u4f46\u751f\u6210\u5668\u8868\u8fbe\u5f0f\u662f\u60f0\u6027\u6c42\u503c\u7684\uff0c\u5373\u5728\u9700\u8981\u65f6\u624d\u751f\u6210\u503c\uff0c\u8282\u7701\u5185\u5b58\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">numbers = [1, 2, 3, 4, 5]<\/p>\n<p>total = sum(number for number in numbers)<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u7684\u4f18\u70b9\u662f\u8282\u7701\u5185\u5b58\uff0c\u9002\u7528\u4e8e\u5927\u89c4\u6a21\u6570\u636e\u5904\u7406\u3002<\/p>\n<\/p>\n<p><h3>\u5341\u3001\u4f7f\u7528\u81ea\u5b9a\u4e49\u7c7b<\/h3>\n<\/p>\n<p><p>\u6211\u4eec\u8fd8\u53ef\u4ee5\u5b9a\u4e49\u4e00\u4e2a\u7c7b\u6765\u5b9e\u73b0\u5217\u8868\u6c42\u548c\uff0c\u8fd9\u79cd\u65b9\u6cd5\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u8f83\u5c11\u4f7f\u7528\uff0c\u4f46\u6709\u52a9\u4e8e\u7406\u89e3\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">class ListSum:<\/p>\n<p>    def __init__(self, numbers):<\/p>\n<p>        self.numbers = numbers<\/p>\n<p>    def get_sum(self):<\/p>\n<p>        total = 0<\/p>\n<p>        for number in self.numbers:<\/p>\n<p>            total += number<\/p>\n<p>        return total<\/p>\n<p>numbers = [1, 2, 3, 4, 5]<\/p>\n<p>list_sum = ListSum(numbers)<\/p>\n<p>total = list_sum.get_sum()<\/p>\n<p>print(total)  # \u8f93\u51fa 15<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u81ea\u5b9a\u4e49\u7c7b\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u5c01\u88c5\u6570\u636e\u548c\u64cd\u4f5c\uff0c\u9002\u7528\u4e8e\u590d\u6742\u7684\u6570\u636e\u5904\u7406\u4efb\u52a1\u3002<\/p>\n<\/p>\n<p><p>\u901a\u8fc7\u4ee5\u4e0a\u51e0\u79cd\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u7075\u6d3b\u5730\u4f7f\u7528Python\u6765\u5bf9\u5217\u8868\u8fdb\u884c\u6c42\u548c\u64cd\u4f5c\u3002\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\u3001\u9ad8\u6548\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u8ba1\u7b97\u5217\u8868\u7684\u603b\u548c\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u8ba1\u7b97\u5217\u8868\u7684\u603b\u548c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684<code>sum()<\/code>\u51fd\u6570\u3002\u53ea\u9700\u5c06\u5217\u8868\u4f5c\u4e3a\u53c2\u6570\u4f20\u5165\uff0c\u4f8b\u5982\uff1a<code>total = sum(my_list)<\/code>\u3002\u8fd9\u6837\uff0c<code>total<\/code>\u53d8\u91cf\u5c06\u5305\u542b\u5217\u8868\u4e2d\u6240\u6709\u5143\u7d20\u7684\u548c\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5217\u8868\u4e2d\u7684\u5143\u7d20\u5e94\u4e3a\u6570\u5b57\u7c7b\u578b\uff08\u5982\u6574\u6570\u6216\u6d6e\u70b9\u6570\uff09\uff0c\u5426\u5219\u4f1a\u5f15\u53d1\u9519\u8bef\u3002<\/p>\n<p><strong>\u6709\u6ca1\u6709\u5176\u4ed6\u65b9\u6cd5\u53ef\u4ee5\u8ba1\u7b97\u4e00\u5217\u7684\u548c\uff1f<\/strong><br \/>\u9664\u4e86\u4f7f\u7528<code>sum()<\/code>\u51fd\u6570\u5916\uff0c\u8fd8\u53ef\u4ee5\u901a\u8fc7\u5faa\u73af\u904d\u5386\u5217\u8868\u5e76\u624b\u52a8\u7d2f\u52a0\u6bcf\u4e2a\u5143\u7d20\u6765\u8ba1\u7b97\u548c\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528<code>for<\/code>\u5faa\u73af\u5c06\u6bcf\u4e2a\u5143\u7d20\u9010\u4e2a\u76f8\u52a0\uff0c\u6216\u8005\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u7ed3\u5408<code>reduce()<\/code>\u51fd\u6570\u6765\u5b9e\u73b0\u3002\u9009\u62e9\u54ea\u79cd\u65b9\u6cd5\u53d6\u51b3\u4e8e\u4e2a\u4eba\u7684\u7f16\u7a0b\u98ce\u683c\u548c\u5177\u4f53\u9700\u6c42\u3002<\/p>\n<p><strong>\u5728Pandas\u4e2d\u5982\u4f55\u8ba1\u7b97\u6570\u636e\u6846\u4e2d\u7279\u5b9a\u5217\u7684\u548c\uff1f<\/strong><br \/>\u5982\u679c\u4f60\u5728\u4f7f\u7528Pandas\u5e93\u5904\u7406\u6570\u636e\u6846\uff0c\u53ef\u4ee5\u4f7f\u7528<code>df[&#39;column_name&#39;].sum()<\/code>\u6765\u8ba1\u7b97\u7279\u5b9a\u5217\u7684\u603b\u548c\u3002\u8fd9\u79cd\u65b9\u6cd5\u975e\u5e38\u9ad8\u6548\uff0c\u5e76\u4e14\u53ef\u4ee5\u8f7b\u677e\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u96c6\u3002\u6b64\u5916\uff0cPandas\u8fd8\u63d0\u4f9b\u4e86\u8bb8\u591a\u5176\u4ed6\u529f\u80fd\uff0c\u53ef\u4ee5\u7528\u4e8e\u6570\u636e\u5206\u6790\u548c\u5904\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u4f7f\u7528Python\u6c42\u4e00\u5217\u7684\u548c\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u51fd\u6570sum()\u3001\u4f7f\u7528\u5faa\u73af\u7d2f\u52a0\u3001\u5229\u7528NumPy\u5e93\u3001\u4f7f\u7528Pandas\u5e93\u3002\u5176 [&hellip;]","protected":false},"author":3,"featured_media":1085916,"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\/1085907"}],"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=1085907"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1085907\/revisions"}],"predecessor-version":[{"id":1085917,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1085907\/revisions\/1085917"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1085916"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1085907"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1085907"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1085907"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}