{"id":345,"date":"2022-05-14T12:13:32","date_gmt":"2022-05-14T04:13:32","guid":{"rendered":"http:\/\/madapapa.com\/wordpress\/?p=345"},"modified":"2022-06-02T08:50:49","modified_gmt":"2022-06-02T00:50:49","slug":"python-li-denamejiu-jing-you-sha-yong","status":"publish","type":"post","link":"http:\/\/madapapa.com\/wordpress\/?p=345","title":{"rendered":"Python\u91cc\u7684__name__\u7a76\u7adf\u6709\u5565\u7528"},"content":{"rendered":"<p>\u7531\u4e8e\u5728Pyhton\u91cc\uff0c\u5e76\u6ca1\u6709\u4e00\u4e2a\u7c7b\u4f3cc\u6216\u5176\u4ed6\u8bed\u8a00\u7684main()\u51fd\u6570\uff0c\u6240\u4ee5\u5f53\u6211\u4eec\u628a\u8fd0\u884cpython\u7a0b\u5e8f\u7684\u547d\u4ee4\u4f20\u9012\u7ed9\u6240\u8c13\u89e3\u91ca\u5668\uff0c\u5982CPython\uff0c\u6216\u66f4\u5e38\u89c1\u7684\u57fa\u4e8eBSD\u5f00\u53d1\u7684\u4ea4\u4e92\u5f0f\u89e3\u91ca\u5668IPython\u3002<\/p>\n<p>\u6bd4\u5982\uff0c\u4f7f\u7528flask\u6846\u67b6\u8fdb\u884cweb\u7f16\u7a0b\uff1a<\/p>\n<pre><code class=\"language-plain_text\">export FLASK_APP = test1.py\n<\/code><\/pre>\n<p>\u901a\u5e38\uff0c\u89e3\u91ca\u5668\u4f1a\u6309\u7167\u7b2c\u4e00\u4e2a\u6ca1\u6709\u7f29\u8fd1\u7684\u4ee3\u7801\u6765\u987a\u5e8f\u6267\u884c\u3002<br \/>\n\u4e0d\u8fc7\uff0c\u5728\u6267\u884c\u524d\uff0c\u89e3\u91ca\u5668\u4f1a\u5b9a\u4e49\u4e00\u4e9b\u7279\u6b8a\u7684\u53d8\u91cf\uff0c__name__\u5c31\u662f\u8fd9\u79cd\u53d8\u91cf\u3002<\/p>\n<p>\u5982\u679c\u88ab\u6267\u884c\u6587\u4ef6\u662f\u81ea\u5df1\u88ab\u76f4\u63a5\u6267\u884c\uff0c\u90a3\u4e48\u89e3\u91ca\u5668\u5c31\u4f1a\u5c06__name__\u8bbe\u7f6e\u4e3a__main__\uff1b\u5982\u679c\u88ab\u6267\u884c\u6587\u4ef6\u662f\u88abimport\u7684\uff0c\u90a3\u4e48__name__\u5c31\u4f1a\u88ab\u8bbe\u7f6e\u4e3a\u5bfc\u5165\u7684\u6a21\u5757\u540d\u3002<\/p>\n<p>\u901a\u8fc7\u5bf9__name__ \u53d8\u91cf\u7684\u68c0\u67e5\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u77e5\u9053\u88ab\u6267\u884c\u6587\u4ef6\u662f\u5426\u662f\u88ab\u5bfc\u5165\u7684\u3002<\/p>\n<p>\u4e0b\u9762\u4e3e\u4e2a\u4f8b\u5b50\uff1a<br \/>\n\u4e00\u4e2atest1.py\u7684\u6587\u4ef6<\/p>\n<pre><code class=\"language-plain_text\">print(&quot;test1 __name__ is %s&quot;   %__name__)\nif __name__ == &quot;__main__&quot;:\n    print(&quot;test1 is being run directly&quot;)\nelse:\n    print(&quot;test1 is being imported&quot;)\n<\/code><\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b<\/p>\n<pre><code class=\"language-plain_text\">(venv) *****microblog\/test\/test1.py\ntest1 __name__ is __main__\ntest1 is being run directly\n<\/code><\/pre>\n<p>test2.py\u7684\u6587\u4ef6<\/p>\n<pre><code class=\"language-plain_text\">import test1\n\nprint(&quot;test2 __name__ is %s &quot; %__name__)\n<\/code><\/pre>\n<p>\u8f93\u51fa\u7ed3\u679c\u5982\u4e0b<\/p>\n<pre><code class=\"language-plain_text\">(venv) *****\/microblog\/test\/test2.py\ntest1 __name__ is test1\ntest1 is being imported\ntest2 __name__ is __main__ \n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u7531\u4e8e\u5728Pyhton\u91cc\uff0c\u5e76\u6ca1\u6709\u4e00\u4e2a\u7c7b\u4f3cc\u6216\u5176\u4ed6\u8bed\u8a00\u7684main()\u51fd\u6570\uff0c\u6240\u4ee5\u5f53\u6211\u4eec\u628a\u8fd0\u884cpython\u7a0b\u5e8f\u7684\u547d\u4ee4\u4f20\u9012\u7ed9\u6240\u8c13\u89e3\u91ca\u5668\uff0c\u5982CPython\uff0c\u6216\u66f4\u5e38\u89c1\u7684\u57fa\u4e8eBSD\u5f00\u53d1\u7684\u4ea4\u4e92\u5f0f\u89e3\u91ca\u5668IPython\u3002 \u6bd4\u5982\uff0c\u4f7f\u7528flask\u6846\u67b6\u8fdb\u884cweb\u7f16\u7a0b\uff1a export FLASK_APP = test1.py \u901a\u5e38\uff0c\u89e3\u91ca\u5668\u4f1a\u6309\u7167\u7b2c\u4e00\u4e2a\u6ca1\u6709\u7f29\u8fd1\u7684\u4ee3\u7801\u6765\u987a\u5e8f\u6267\u884c\u3002 \u4e0d\u8fc7\uff0c\u5728\u6267\u884c\u524d\uff0c\u89e3\u91ca\u5668\u4f1a\u5b9a\u4e49\u4e00\u4e9b\u7279\u6b8a\u7684\u53d8\u91cf\uff0c__name__\u5c31\u662f\u8fd9\u79cd\u53d8\u91cf\u3002 \u5982\u679c\u88ab\u6267\u884c\u6587\u4ef6\u662f\u81ea\u5df1\u88ab\u76f4\u63a5\u6267\u884c\uff0c\u90a3\u4e48\u89e3\u91ca\u5668\u5c31\u4f1a\u5c06__name__\u8bbe\u7f6e\u4e3a__main__\uff1b\u5982\u679c\u88ab\u6267\u884c\u6587\u4ef6\u662f\u88abimport\u7684\uff0c\u90a3\u4e48__name__\u5c31\u4f1a\u88ab\u8bbe\u7f6e\u4e3a\u5bfc\u5165\u7684\u6a21\u5757\u540d\u3002 \u901a\u8fc7\u5bf9__name__ \u53d8\u91cf\u7684\u68c0\u67e5\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u77e5\u9053\u88ab\u6267\u884c\u6587\u4ef6\u662f\u5426\u662f\u88ab\u5bfc\u5165\u7684\u3002 \u4e0b\u9762\u4e3e\u4e2a\u4f8b\u5b50\uff1a \u4e00\u4e2atest1.py\u7684\u6587\u4ef6 print(&quot;test1 __name__ is %s&quot; %__name__) if __name__ == &quot;__main__&quot;: print(&quot;test1 is being run directly&quot;) else: print(&quot;test1 is being imported&quot;) \u8f93\u51fa\u7ed3\u679c\u5982\u4e0b (venv) *****microblog\/test\/test1.py test1 __name__ is __main__ test1 is being run directly test2.py\u7684\u6587\u4ef6 import test1 print(&quot;test2 __name__ is %s &quot; %__name__) \u8f93\u51fa\u7ed3\u679c\u5982\u4e0b (venv) &hellip; <a href=\"http:\/\/madapapa.com\/wordpress\/?p=345\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Python\u91cc\u7684__name__\u7a76\u7adf\u6709\u5565\u7528<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[44,11],"tags":[],"class_list":["post-345","post","type-post","status-publish","format-standard","hentry","category-flask","category-tech"],"_links":{"self":[{"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/345","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=345"}],"version-history":[{"count":2,"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/345\/revisions"}],"predecessor-version":[{"id":364,"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/345\/revisions\/364"}],"wp:attachment":[{"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=345"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=345"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/madapapa.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=345"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}