{"id":178406,"date":"2022-04-22T08:30:16","date_gmt":"2022-04-22T00:30:16","guid":{"rendered":"http:\/\/www.idc.net\/help\/178406\/"},"modified":"2022-04-22T08:30:16","modified_gmt":"2022-04-22T00:30:16","slug":"%e5%90%8e%e6%b5%aa%e4%ba%91python%e6%95%99%e7%a8%8b%ef%bc%9a%e5%a6%82%e4%bd%95%e5%81%9c%e6%ad%a2python%e7%a8%8b%e5%ba%8f","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/178406\/","title":{"rendered":"\u540e\u6d6a\u4e91Python\u6559\u7a0b\uff1a\u5982\u4f55\u505c\u6b62python\u7a0b\u5e8f"},"content":{"rendered":"

<\/p>\n

\u6211\u4eec\u90fd\u77e5\u9053\u542f\u52a8python\u7a0b\u5e8f\u53ef\u4ee5\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165python\uff0c\u7136\u540e\u56de\u8f66\uff0c\u6216\u8005\u76f4\u63a5\u6253\u5f00\u7f16\u8f91\u5668\u5199\u4ee3\u7801\uff1b\u90a3\u4e48\u5982\u4f55\u7ed3\u675fpython\u7a0b\u5e8f\u5462\uff1f<\/p>\n

\u6709\u65f6\u5f53\u4e00\u4e2a\u6761\u4ef6\u6210\u7acb\u7684\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u7ec8\u6b62\u7a0b\u5e8f\uff0c\u53ef\u4ee5\u4f7f\u7528sys.exit()\u9000\u51fa\u7a0b\u5e8f\u3002sys.exit()\u4f1a\u5f15\u53d1\u4e00\u4e2a\u5f02\u5e38<\/p>\n

1.\u5982\u679c\u8fd9\u4e2a\u5f02\u5e38\u6ca1\u6709\u88ab\u6355\u83b7\uff0c\u90a3\u4e48python\u7f16\u8bd1\u5668\u5c06\u4f1a\u9000\u51fa\uff0c\u540e\u9762\u7684\u7a0b\u5e8f\u5c06\u4e0d\u4f1a\u6267\u884c\u3002<\/p>\n

2.\u5982\u679c\u8fd9\u4e2a\u5f02\u5e38\u88ab\u6355\u83b7(try...except...finally)\uff0c\u6355\u83b7\u8fd9\u4e2a\u5f02\u5e38\u53ef\u4ee5\u505a\u4e00\u4e9b\u989d\u5916\u7684\u6e05\u7406\u5de5\u4f5c\uff0c\u540e\u9762\u7684\u7a0b\u5e8f\u8fd8\u4f1a\u7ee7\u7eed\u6267\u884c\u3002<\/p>\n

\u6ce8\uff1a0\u4e3a\u6b63\u5e38\u9000\u51fa\uff0c\u5176\u4ed6\u6570\u503c\uff081-127\uff09\u4e3a\u4e0d\u6b63\u5e38\uff0c\u53ef\u629b\u5f02\u5e38\u4e8b\u4ef6\u4f9b\u6355\u83b7\u3002<\/p>\n

\u53e6\u4e00\u79cd\u7ec8\u6b62\u7a0b\u5e8f\u7684\u65b9\u6cd5os._exit()<\/p>\n

\u4e00\u822c\u60c5\u51b5\u4e0b\u4f7f\u7528sys.exit()\u5373\u53ef\uff0c\u4e00\u822c\u5728fork\u51fa\u6765\u7684\u5b50\u8fdb\u7a0b\u4e2d\u4f7f\u7528os._exit()<\/p>\n

import os, sys\nimport pandas as pd\nimport numpy as np\ndf=pd.DataFrame({'a':[1,2,3,4],\n                'b':['a','b','c',np.nan],\n                'c':['2017-09','2017-09-12','2017-08-22','2017-07-11'],\n                'd':['2017-09','2017-12','2017-08','2017-07']})\nt=df.iloc[2,:].tolist()\ndf.columns=t\nprint(df)\nc=[1,2,5]\ndic={1:2,2:3,3:4}\n#print(dic.keys())\nnew_col=[]\nfor x in c:\n    if x not in dic.keys():\n        new_col.append(x)\nif new_col:\n    print(new_col)\n    sys.exit(1)\nprint('ssss')<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u6211\u4eec\u90fd\u77e5\u9053\u542f\u52a8python\u7a0b\u5e8f\u53ef\u4ee5\u5728\u547d\u4ee4\u884c\u4e2d\u8f93\u5165python\uff0c\u7136\u540e\u56de\u8f66\uff0c\u6216\u8005\u76f4\u63a5\u6253\u5f00\u7f16\u8f91\u5668\u5199\u4ee3\u7801\uff1b\u90a3\u4e48\u5982\u4f55\u7ed3\u675f […]<\/p>\n","protected":false},"author":1,"featured_media":178407,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[182397],"tags":[],"class_list":["post-178406","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/178406","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=178406"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/178406\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media\/178407"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=178406"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=178406"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=178406"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}