{"id":41706,"date":"2023-12-11T14:54:20","date_gmt":"2023-12-11T06:54:20","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=41706"},"modified":"2023-12-11T14:54:20","modified_gmt":"2023-12-11T06:54:20","slug":"%e7%ae%80%e8%bf%b0-%e7%94%9f%e6%88%90%e5%99%a8%e3%80%81%e8%bf%ad%e4%bb%a3%e5%99%a8%e3%80%81%e5%8f%af%e8%bf%ad%e4%bb%a3%e5%af%b9%e8%b1%a1-%e4%bb%a5%e5%8f%8a%e5%ba%94%e7%94%a8%e5%9c%ba%e6%99%af%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/12\/11\/%e7%ae%80%e8%bf%b0-%e7%94%9f%e6%88%90%e5%99%a8%e3%80%81%e8%bf%ad%e4%bb%a3%e5%99%a8%e3%80%81%e5%8f%af%e8%bf%ad%e4%bb%a3%e5%af%b9%e8%b1%a1-%e4%bb%a5%e5%8f%8a%e5%ba%94%e7%94%a8%e5%9c%ba%e6%99%af%ef%bc%9f\/","title":{"rendered":"\u7b80\u8ff0 \u751f\u6210\u5668\u3001\u8fed\u4ee3\u5668\u3001\u53ef\u8fed\u4ee3\u5bf9\u8c61 \u4ee5\u53ca\u5e94\u7528\u573a\u666f\uff1f"},"content":{"rendered":"<p>&#8220;`&#8221;<\/p>\n<h4>\u8fed\u4ee3\u5668<\/h4>\n<p>\u542b\u6709<strong>iter<\/strong>\u548c<strong>next<\/strong>\u65b9\u6cd5 (\u5305\u542b<strong>next<\/strong>\u65b9\u6cd5\u7684\u53ef\u8fed\u4ee3\u5bf9\u8c61\u5c31\u662f\u8fed\u4ee3\u5668)<\/p>\n<h4>\u751f\u6210\u5668\uff1a<\/h4>\n<p>\u5305\u62ec\u542b\u6709yield\u8fd9\u4e2a\u5173\u952e\u5b57\uff0c\u751f\u6210\u5668\u4e5f\u662f\u8fed\u4ee3\u5668\uff0c\u8c03\u52a8next\u628a\u51fd\u6570\u53d8\u6210\u8fed\u4ee3\u5668\u3002<\/p>\n<pre><code>\u5e94\u7528\u573a\u666f\uff1a\nrange\/xrange\n    - py2\uff1a range(1000000)  ,\u4f1a\u7acb\u5373\u521b\u5efa\uff0cxrange(1000000)\u751f\u6210\u5668\n    - py3\uff1arange\uff0810000000\uff09\u751f\u6210\u5668 \n- redis\u83b7\u53d6\u503c\nconn = Redis(...)\n\n\u3000\u3000\u3000\u3000def hscan_iter(self, name, match=None, count=None):\n\u3000\u3000\u3000\u3000\u3000\u3000\"\"\"\"\"\"\n\u3000\u3000\u3000\u3000\u3000\u3000Make an iterator using the HSCAN command so that the client doesn't\n\u3000\u3000\u3000\u3000\u3000\u3000need to remember the cursor position.\n\n\u3000\u3000\u3000\u3000\u3000\u3000``match`` allows for filtering the keys by pattern\n\n\u3000\u3000\u3000\u3000\u3000\u3000``count`` allows for hint the minimum number of returns\n\u3000\u3000\u3000\u3000\u3000\u3000\"\"\"\"\"\"\n\u3000\u3000\u3000\u3000\u3000\u3000cursor = '0'\n\u3000\u3000\u3000\u3000\u3000\u3000while cursor != 0:\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000# \u53bbredis\u4e2d\u83b7\u53d6\u6570\u636e\uff1a12\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000# cursor\uff0c\u4e0b\u4e00\u6b21\u53d6\u7684\u4f4d\u7f6e\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000# data\uff1a\u672c\u5730\u83b7\u53d6\u768412\u6761\u6570\u6570\u636e\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000cursor, data = self.hscan(name, cursor=cursor,match=match, count=count)\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000for item in data.items():\n\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000\u3000yield item\n\nstark\u7ec4\u4ef6\n\ndef index(request):\n\u3000\u3000\u3000\u3000data = [\n\u3000\u3000\u3000\u3000\u3000\u3000{'k1':1,'name':'alex'},\n\u3000\u3000\u3000\u3000\u3000\u3000{'k1':2,'name':'\u8001\u7537\u5b69'},\n\u3000\u3000\u3000\u3000\u3000\u3000{'k1':3,'name':'\u5c0f\u7537\u5b69'},\n\u3000\u3000\u3000\u3000]\n\u3000\u3000\u3000\u3000new_data = []\n\u3000\u3000\u3000\u3000for item in data:\n\u3000\u3000\u3000\u3000\u3000\u3000item['email'] = \"\"xxx@qq.com\"\"\n\u3000\u3000\u3000\u3000\u3000\u3000new_data.append(item)\n\n\u3000\u3000\u3000\u3000return render(request,'xx.html',{'data':new_data})\n\n \n<\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h4>\u53ef\u8fed\u4ee3\u5bf9\u8c61<\/h4>\n<p> \u4e00\u4e2a\u7c7b\u5185\u90e8\u5b9e\u73b0<strong>iter<\/strong>\u65b9\u6cd5\u4e14\u8fd4\u56de\u4e00\u4e2a\u8fed\u4ee3\u5668\u3002<\/p>\n<pre><code>\u5e94\u7528\u573a\u666f\uff1a \n    - wtforms\u4e2d\u5bf9form\u5bf9\u8c61\u8fdb\u884c\u5faa\u73af\u65f6\u5019\uff0c\u663e\u793aform\u4e2d\u5305\u542b\u7684\u6240\u6709\u5b57\u6bb5\u3002\n        class LoginForm(Form):\n            name = simple.StringField(\n                label='\u7528\u6237\u540d',\n                validators=[\n                    validators.DataRequired(message='\u7528\u6237\u540d\u4e0d\u80fd\u4e3a\u7a7a.'),\n                    validators.Length(min=6, max=18, message='\u7528\u6237\u540d\u957f\u5ea6\u5fc5\u987b\u5927\u4e8e%(min)d\u4e14\u5c0f\u4e8e%(max)d')\n                ],\n                widget=widgets.TextInput(),\n                render_kw={'class': 'form-control'}\n            )\n            pwd = simple.PasswordField(\n                label='\u5bc6\u7801',\n                validators=[\n                    validators.DataRequired(message='\u5bc6\u7801\u4e0d\u80fd\u4e3a\u7a7a.'),\n                    validators.Length(min=8, message='\u7528\u6237\u540d\u957f\u5ea6\u5fc5\u987b\u5927\u4e8e%(min)d'),\n                    validators.Regexp(regex=\"\"^(?=.*[a-z])(?=.*[A-Z])(?=.*\\d)(?=.*[<span class=\"katex math inline\">@<\/span>!%*?&amp;])[A-Za-z\\d<span class=\"katex math inline\">@<\/span>!%*?&amp;]{8,}\"\",\n                                      message='\u5bc6\u7801\u81f3\u5c118\u4e2a\u5b57\u7b26\uff0c\u81f3\u5c111\u4e2a\u5927\u5199\u5b57\u6bcd\uff0c1\u4e2a\u5c0f\u5199\u5b57\u6bcd\uff0c1\u4e2a\u6570\u5b57\u548c1\u4e2a\u7279\u6b8a\u5b57\u7b26')\n\n                ],\n                widget=widgets.PasswordInput(),\n                render_kw={'class': 'form-control'}\n            )\n\n        \n        form = LoginForm()\n        for item in form:\n            print(item)\n            \n    - \u5217\u8868\u3001\u5b57\u5178\u3001\u5143\u7ec4\n<\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h4>\u88c5\u9970\u5668<\/h4>\n<pre><code> \u88c5\u9970\u5668\uff1a\n\u80fd\u591f\u5728\u4e0d\u4fee\u6539\u539f\u51fd\u6570\u4ee3\u7801\u7684\u57fa\u7840\u4e0a\uff0c\u5728\u6267\u884c\u524d\u540e\u8fdb\u884c\u5b9a\u5236\u64cd\u4f5c\uff0c\u95ed\u5305\u51fd\u6570\u7684\u4e00\u79cd\u5e94\u7528\n\u573a\u666f\uff1a\n   - flask\u8def\u7531\u7cfb\u7edf\n   - flask before_request\n   - csrf\n   - django\u5185\u7f6e\u8ba4\u8bc1\n   - django\u7f13\u5b58\n# \u624b\u5199\u88c5\u9970\u5668\uff1b\nimport functools\ndef wrapper(func):\n   @functools.wraps(func)  #\u4e0d\u6539\u53d8\u539f\u51fd\u6570\u5c5e\u6027\n   def inner(*args, **kwargs):\n      \u6267\u884c\u51fd\u6570\u524d\n      return func(*args, **kwargs)\n      \u6267\u884c\u51fd\u6570\u540e\n   return inner\n1. \u6267\u884cwapper\u51fd\u6570\uff0c\u5e76\u5c06\u88ab\u88c5\u9970\u7684\u51fd\u6570\u5f53\u505a\u53c2\u6570\u3002 wapper(index)\n2. \u5c06\u7b2c\u4e00\u6b65\u7684\u8fd4\u56de\u503c\uff0c\u91cd\u65b0\u8d4b\u503c\u7ed9  \u65b0index =  wapper(\u8001index)\n@wrapper    #index=wrapper(index)\ndef index(x):\n   return x+100\n<\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\u8c03\u7528\u88c5\u9970\u5668\u5176\u5b9e\u662f\u4e00\u4e2a\u95ed\u5305\u51fd\u6570\uff0c\u4e3a\u5176\u4ed6\u51fd\u6570\u6dfb\u52a0\u9644\u52a0\u529f\u80fd\uff0c\u4e0d\u4fee\u6539\u88ab\u4fee\u6539\u7684\u6e90\u4ee3\u7801\u548c\u4e0d\u4fee\u6539\u88ab\u4fee\u9970\u7684\u65b9\u5f0f\uff0c\u88c5\u9970\u5668\u7684\u8fd4\u56de\u503c\u4e5f\u662f\u4e00\u4e2a\u51fd\u6570\u5bf9\u8c61\u3002<br \/>\n\u6bd4\u5982\uff1a\u63d2\u5165\u65e5\u5fd7\u3001\u6027\u80fd\u6d4b\u8bd5\u3001\u4e8b\u7269\u5904\u7406\u3001\u7f13\u5b58\u3001\u6743\u9650\u9a8c\u8bc1\u7b49\uff0c\u6709\u4e86\u88c5\u9970\u5668\uff0c\u5c31\u53ef\u4ee5\u62bd\u79bb\u51fa\u5927\u91cf\u4e0e\u51fd\u6570\u529f\u80fd\u672c\u8eab\u65e0\u5173\u7684\u96f7\u540c\u4ee3\u7801\u5e76\u7ee7\u7eed\u91cd\u7528\u3002<\/p>\n<p>&nbsp;<\/p>\n<pre><code>            \"```\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>&#8220;`&#8221; \u8fed\u4ee3\u5668 \u542b\u6709iter\u548cnext\u65b9\u6cd5 (\u5305\u542bnext\u65b9\u6cd5\u7684\u53ef\u8fed\u4ee3\u5bf9\u8c61\u5c31\u662f\u8fed\u4ee3\u5668) [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-41706","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/41706","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=41706"}],"version-history":[{"count":1,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/41706\/revisions"}],"predecessor-version":[{"id":41707,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/41706\/revisions\/41707"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=41706"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=41706"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=41706"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}