{"id":1070,"date":"2024-12-17T10:31:12","date_gmt":"2024-12-17T02:31:12","guid":{"rendered":"http:\/\/www.chan.ink\/?p=1070"},"modified":"2024-12-17T10:31:16","modified_gmt":"2024-12-17T02:31:16","slug":"%e3%80%90django%e3%80%91%e6%96%b0%e5%bb%ba%e7%94%a8%e6%88%b7%e7%9a%84%e7%94%a8%e6%88%b7%e5%90%8d%e9%87%8d%e5%a4%8d%e4%bb%a5%e5%8f%8a%e7%bc%96%e8%be%91%e7%94%a8%e6%88%b7%e5%90%8d%e6%97%b6%e6%8e%92","status":"publish","type":"post","link":"http:\/\/www.chan.ink\/index.php\/2024\/12\/17\/%e3%80%90django%e3%80%91%e6%96%b0%e5%bb%ba%e7%94%a8%e6%88%b7%e7%9a%84%e7%94%a8%e6%88%b7%e5%90%8d%e9%87%8d%e5%a4%8d%e4%bb%a5%e5%8f%8a%e7%bc%96%e8%be%91%e7%94%a8%e6%88%b7%e5%90%8d%e6%97%b6%e6%8e%92\/","title":{"rendered":"\u3010Django\u3011\u65b0\u5efa\u7528\u6237\u7684\u7528\u6237\u540d\u91cd\u590d\u4ee5\u53ca\u7f16\u8f91\u7528\u6237\u540d\u65f6\u6392\u9664\u5f53\u524d\u5b9e\u4f8b\u7684\u89e3\u6cd5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u95ee\uff1a\u6709\u4e00\u4e2adjango\u9879\u76ee\uff0c\u4e3a\u4e86\u8ba9\u6dfb\u52a0\u7528\u6237\u7684\u65f6\u5019\uff0c\u7528\u6237\u540d\u4e0d\u91cd\u590d\uff0c\u5728modelform\u4e2d\u5199\u4e86\u4e00\u4e2aclenname\u7684\u68c0\u67e5\u65b9\u6cd5\uff0c\u7136\u800c\uff0c \u7f16\u8f91\u7528\u6237\u7684\u65f6\u5019\uff0c\u7531\u4e8e\u505a\u4e86\u6821\u9a8c\u91cd\u590d\u7528\u6237\u547d\uff0c\u63d0\u4ea4\u7684\u6536\u4f1a\u63d0\u793a\u5df2\u5b58\u5728\uff0c\u5982\u4f55\u89e3\u51b3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 Django \u7684 <code>ModelForm<\/code> \u4e2d\uff0c\u5f53\u4f60\u5728 <code>clean_name<\/code> \u65b9\u6cd5\u4e2d\u6821\u9a8c\u7528\u6237\u540d\u552f\u4e00\u6027\u65f6\uff0c\u786e\u5b9e\u4f1a\u5728<strong>\u7f16\u8f91\u7528\u6237<\/strong>\u65f6\u51fa\u73b0\u51b2\u7a81\u3002\u95ee\u9898\u7684\u6839\u6e90\u5728\u4e8e\uff1a\u6821\u9a8c\u65b9\u6cd5\u5728\u7f16\u8f91\u65f6\u5e76\u672a\u533a\u5206\u5f53\u524d\u7528\u6237\u548c\u5176\u4ed6\u7528\u6237\uff0c\u5bfc\u81f4\u91cd\u590d\u6821\u9a8c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u4f60\u9700\u8981<strong>\u6392\u9664\u5f53\u524d\u7f16\u8f91\u7684\u7528\u6237<\/strong>\uff0c\u5373\u5141\u8bb8\u5f53\u524d\u7528\u6237\u4fdd\u7559\u81ea\u5df1\u7684\u7528\u6237\u540d\uff0c\u800c\u53ea\u68c0\u67e5\u5176\u4ed6\u7528\u6237\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u89e3\u51b3\u65b9\u6848<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 <code>clean_name<\/code> \u65b9\u6cd5\u4e2d\uff0c\u4f7f\u7528 <code>exclude<\/code> \u6765\u6392\u9664\u5f53\u524d\u5bf9\u8c61\u7684 <code>id<\/code>\uff0c\u907f\u514d\u4e0e\u81ea\u8eab\u51b2\u7a81\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u7801\u793a\u4f8b<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>from django import forms\nfrom .models import User  # \u5047\u8bbe\u4f60\u7684\u7528\u6237\u6a21\u578b\u662f User\n\nclass UserForm(forms.ModelForm):\n    class Meta:\n        model = User\n        fields = &#91;'name']  # \u5047\u8bbe\u7528\u6237\u6a21\u578b\u7684\u5b57\u6bb5\u4e2d\u6709 name\n\n    def clean_name(self):\n        name = self.cleaned_data&#91;'name']\n        # \u5728\u7f16\u8f91\u7528\u6237\u65f6\uff0c\u5f53\u524d\u5bf9\u8c61\u4f1a\u4fdd\u7559\u5b9e\u4f8b\u7684 id\n        if self.instance.pk:\n            # \u5982\u679c\u662f\u7f16\u8f91\uff0c\u6392\u9664\u5f53\u524d\u5bf9\u8c61\u7684 pk\n            if User.objects.filter(name=name).exclude(pk=self.instance.pk).exists():\n                raise forms.ValidationError(\"\u7528\u6237\u540d\u5df2\u5b58\u5728\uff0c\u8bf7\u9009\u62e9\u5176\u4ed6\u7528\u6237\u540d\")\n        else:\n            # \u5982\u679c\u662f\u65b0\u589e\u7528\u6237\n            if User.objects.filter(name=name).exists():\n                raise forms.ValidationError(\"\u7528\u6237\u540d\u5df2\u5b58\u5728\uff0c\u8bf7\u9009\u62e9\u5176\u4ed6\u7528\u6237\u540d\")\n        return name<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u7801\u903b\u8f91<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong><code>self.instance.pk<\/code> \u68c0\u67e5<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>self.instance<\/code> \u8868\u793a\u5f53\u524d\u6b63\u5728\u64cd\u4f5c\u7684\u5b9e\u4f8b\u3002<\/li>\n\n\n\n<li><code>pk<\/code> \u8868\u793a\u4e3b\u952e\uff0c\u5982\u679c <code>pk<\/code> \u5b58\u5728\uff0c\u8bf4\u660e\u662f\u5728<strong>\u7f16\u8f91\u7528\u6237<\/strong>\uff1b\u5426\u5219\u662f\u5728\u65b0\u589e\u7528\u6237\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6392\u9664\u5f53\u524d\u5bf9\u8c61<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <code>exclude(pk=self.instance.pk)<\/code> \u6392\u9664\u5f53\u524d\u7528\u6237\u5b9e\u4f8b\uff0c\u786e\u4fdd\u4e0d\u4f1a\u6821\u9a8c\u5230\u81ea\u8eab\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6821\u9a8c\u662f\u5426\u91cd\u590d<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728 <code>exclude<\/code> \u4e4b\u540e\uff0c\u6821\u9a8c\u7528\u6237\u540d\u662f\u5426\u5b58\u5728\u4e8e\u5176\u4ed6\u7528\u6237\u4e2d\u3002<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u9002\u914d\u65b0\u589e\u548c\u7f16\u8f91<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u662f\u65b0\u589e\u7528\u6237\uff0c\u76f4\u63a5\u6821\u9a8c\u7528\u6237\u540d\u662f\u5426\u5b58\u5728\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e3a\u4ec0\u4e48\u8fd9\u6837\u505a\u6709\u6548\uff1f<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7f16\u8f91\u65f6<\/strong>\uff1a<code>exclude(pk=self.instance.pk)<\/code> \u8ba9\u67e5\u8be2\u7ed3\u679c\u5ffd\u7565\u5f53\u524d\u7528\u6237\uff0c\u907f\u514d\u8bef\u5224\u91cd\u590d\u3002<\/li>\n\n\n\n<li><strong>\u65b0\u589e\u65f6<\/strong>\uff1a\u76f4\u63a5\u6821\u9a8c\uff0c\u4e0d\u9700\u8981\u6392\u9664\u4efb\u4f55\u5bf9\u8c61\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u6d4b\u8bd5\u6548\u679c<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u65b0\u589e\u7528\u6237<\/strong>\uff1a\u5f53\u8f93\u5165\u5df2\u5b58\u5728\u7684\u7528\u6237\u540d\uff0c\u4f1a\u63d0\u793a\u201c\u7528\u6237\u540d\u5df2\u5b58\u5728\u201d\u3002<\/li>\n\n\n\n<li><strong>\u7f16\u8f91\u7528\u6237<\/strong>\uff1a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u82e5\u7528\u6237\u540d\u4fdd\u6301\u4e0d\u53d8\uff0c\u6821\u9a8c\u901a\u8fc7\u3002<\/li>\n\n\n\n<li>\u82e5\u4fee\u6539\u7528\u6237\u540d\u4e3a\u5176\u4ed6\u5df2\u5b58\u5728\u7684\u7528\u6237\u540d\uff0c\u4f1a\u63d0\u793a\u201c\u7528\u6237\u540d\u5df2\u5b58\u5728\u201d\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\u5c31\u89e3\u51b3\u4e86\u7528\u6237\u540d\u91cd\u590d\u6821\u9a8c\u5728\u7f16\u8f91\u6a21\u5f0f\u4e0b\u7684\u95ee\u9898\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u95ee\uff1aif self.instance.pk\u8fd8\u662f\u4e0d\u61c2\u8fd9\u4e2a\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6ca1\u95ee\u9898\uff01\u6211\u6765\u8be6\u7ec6\u89e3\u91ca\u4e00\u4e0b <code>self.instance.pk<\/code> \u7684\u4f5c\u7528\u548c\u80cc\u540e\u7684\u6982\u5ff5\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">1. <code>self.instance<\/code> \u662f\u4ec0\u4e48\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 Django \u7684 <strong><code>ModelForm<\/code><\/strong> \u4e2d\uff0c<code>self.instance<\/code> \u4ee3\u8868\u7740<strong>\u5f53\u524d\u6b63\u5728\u64cd\u4f5c\u7684\u6a21\u578b\u5b9e\u4f8b<\/strong>\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u65b0\u589e\u8868\u5355<\/strong>\uff1a<code>self.instance<\/code> \u662f\u4e00\u4e2a\u65b0\u7684\u3001\u7a7a\u7684\u5b9e\u4f8b\uff0c<code>pk<\/code> \u662f <code>None<\/code>\u3002<\/li>\n\n\n\n<li><strong>\u7f16\u8f91\u8868\u5355<\/strong>\uff1a<code>self.instance<\/code> \u662f\u4ece\u6570\u636e\u5e93\u4e2d\u83b7\u53d6\u7684\u5df2\u6709\u5b9e\u4f8b\uff0c<code>pk<\/code> \u662f\u8be5\u5bf9\u8c61\u7684\u4e3b\u952e\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">2. <code>self.instance.pk<\/code> \u5177\u4f53\u542b\u4e49<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong><code>pk<\/code><\/strong> \u662f\u4e3b\u952e\uff08Primary Key\uff09\u7684\u7b80\u5199\uff0c\u5b83\u552f\u4e00\u6807\u8bc6\u6570\u636e\u5e93\u8868\u4e2d\u7684\u4e00\u6761\u8bb0\u5f55\u3002<\/li>\n\n\n\n<li>\u5f53 <code>self.instance<\/code> \u662f\u5df2\u6709\u8bb0\u5f55\u65f6\uff0c<code>self.instance.pk<\/code> \u5c31\u662f\u8be5\u8bb0\u5f55\u7684\u4e3b\u952e\u503c\u3002<\/li>\n\n\n\n<li>\u5982\u679c <code>self.instance.pk<\/code> \u4e3a <code>None<\/code>\uff0c\u8bf4\u660e\u5f53\u524d\u8868\u5355\u662f\u4e00\u4e2a<strong>\u65b0\u5efa<\/strong>\u64cd\u4f5c\uff0c\u8fd8\u6ca1\u6709\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u4f7f\u7528\u573a\u666f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6821\u9a8c\u7528\u6237\u540d\u552f\u4e00\u6027\u65f6\uff0c\u6211\u4eec\u8981\u533a\u5206<strong>\u65b0\u589e\u64cd\u4f5c<\/strong>\u548c<strong>\u7f16\u8f91\u64cd\u4f5c<\/strong>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u65b0\u589e\u7528\u6237<\/strong>\uff1a<code>self.instance.pk<\/code> \u662f <code>None<\/code>\uff0c\u76f4\u63a5\u67e5\u627e\u6570\u636e\u5e93\u4e2d\u662f\u5426\u5b58\u5728\u540c\u540d\u7684\u7528\u6237\u540d\u3002<\/li>\n\n\n\n<li><strong>\u7f16\u8f91\u7528\u6237<\/strong>\uff1a<code>self.instance.pk<\/code> \u6709\u503c\uff0c\u6211\u4eec\u9700\u8981\u6392\u9664\u5f53\u524d\u8bb0\u5f55\uff0c\u786e\u4fdd\u4e0d\u8bef\u5224\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3e\u4f8b\u8bf4\u660e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u6709\u4e00\u4e2a\u7528\u6237\u6a21\u578b <code>User<\/code>\uff0c\u6211\u4eec\u901a\u8fc7\u8868\u5355\u7f16\u8f91\u7528\u6237\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\u6570\u636e<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u6570\u636e\u5e93\u4e2d\u5df2\u6709\u4e24\u6761\u7528\u6237\u6570\u636e\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>id<\/th><th>name<\/th><\/tr><\/thead><tbody><tr><td>1<\/td><td>Alice<\/td><\/tr><tr><td>2<\/td><td>Bob<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h4 class=\"wp-block-heading\">\u4ee3\u7801\u903b\u8f91<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. \u7f16\u8f91\u7528\u6237\uff1a\u6bd4\u5982\u4fee\u6539 <code>id=1<\/code> \u7684\u7528\u6237\u4fe1\u606f<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5047\u8bbe\u6211\u4eec\u628a <code>Alice<\/code> \u6539\u4e3a <code>Bob<\/code>\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>self.instance.pk<\/code> \u662f <code>1<\/code>\uff08\u5f53\u524d\u7f16\u8f91\u7528\u6237\u7684 <code>id<\/code>\uff09\u3002<\/li>\n\n\n\n<li>\u67e5\u8be2\u8bed\u53e5\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>   User.objects.filter(name='Bob').exclude(pk=1)<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>filter(name='Bob')<\/code> \u627e\u51fa\u6240\u6709\u540d\u4e3a <code>Bob<\/code> \u7684\u7528\u6237\u3002<\/li>\n\n\n\n<li><code>exclude(pk=1)<\/code> \u6392\u9664\u5f53\u524d\u7f16\u8f91\u7684\u7528\u6237\uff08<code>id=1<\/code>\uff09\uff0c\u786e\u4fdd\u4e0d\u4f1a\u8bef\u5224\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ed3\u679c\uff1a\u7531\u4e8e\u6570\u636e\u5e93\u4e2d\u6709 <code>Bob<\/code>\uff08<code>id=2<\/code>\uff09\uff0c\u6821\u9a8c\u5931\u8d25\uff0c\u63d0\u793a\u201c\u7528\u6237\u540d\u5df2\u5b58\u5728\u201d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. \u65b0\u589e\u7528\u6237\uff1a\u6bd4\u5982\u65b0\u589e\u4e00\u4e2a\u53eb <code>Bob<\/code> \u7684\u7528\u6237<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>self.instance.pk<\/code> \u662f <code>None<\/code>\uff08\u56e0\u4e3a\u662f\u65b0\u5efa\u64cd\u4f5c\uff09\u3002<\/li>\n\n\n\n<li>\u67e5\u8be2\u8bed\u53e5\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>   User.objects.filter(name='Bob')<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7ed3\u679c\uff1a\u67e5\u627e\u5230\u5df2\u6709\u7684 <code>Bob<\/code>\uff08<code>id=2<\/code>\uff09\uff0c\u6821\u9a8c\u5931\u8d25\uff0c\u63d0\u793a\u201c\u7528\u6237\u540d\u5df2\u5b58\u5728\u201d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u7801\u518d\u89e3\u91ca<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>def clean_name(self):\n    name = self.cleaned_data&#91;'name']\n    if self.instance.pk:  # \u7f16\u8f91\u64cd\u4f5c\n        # \u67e5\u8be2\u662f\u5426\u5b58\u5728\u76f8\u540c\u540d\u5b57\u7684\u7528\u6237\uff0c\u4f46\u6392\u9664\u5f53\u524d\u7528\u6237\n        if User.objects.filter(name=name).exclude(pk=self.instance.pk).exists():\n            raise forms.ValidationError(\"\u7528\u6237\u540d\u5df2\u5b58\u5728\uff0c\u8bf7\u9009\u62e9\u5176\u4ed6\u7528\u6237\u540d\")\n    else:  # \u65b0\u589e\u64cd\u4f5c\n        # \u67e5\u8be2\u662f\u5426\u5b58\u5728\u76f8\u540c\u540d\u5b57\u7684\u7528\u6237\n        if User.objects.filter(name=name).exists():\n            raise forms.ValidationError(\"\u7528\u6237\u540d\u5df2\u5b58\u5728\uff0c\u8bf7\u9009\u62e9\u5176\u4ed6\u7528\u6237\u540d\")\n    return name<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u603b\u7ed3<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>self.instance<\/code> \u662f\u8868\u5355\u5f53\u524d\u64cd\u4f5c\u7684\u6a21\u578b\u5b9e\u4f8b\u3002<\/li>\n\n\n\n<li><code>self.instance.pk<\/code>\uff1a<\/li>\n\n\n\n<li>\u5982\u679c\u6709\u503c\uff0c\u8868\u793a\u662f<strong>\u7f16\u8f91\u64cd\u4f5c<\/strong>\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u4e3a <code>None<\/code>\uff0c\u8868\u793a\u662f<strong>\u65b0\u589e\u64cd\u4f5c<\/strong>\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 <code>exclude(pk=self.instance.pk)<\/code> \u53ef\u4ee5\u6392\u9664\u5f53\u524d\u7528\u6237\uff0c\u907f\u514d\u7f16\u8f91\u65f6\u8bef\u5224\u4e3a\u91cd\u590d\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\uff0c\u4f60\u5c31\u53ef\u4ee5\u5728\u7f16\u8f91\u7528\u6237\u65f6\u6b63\u786e\u5730\u8fdb\u884c\u7528\u6237\u540d\u91cd\u590d\u6821\u9a8c\u5566\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u95ee\uff1a\u6709\u4e00\u4e2adjango\u9879\u76ee\uff0c\u4e3a\u4e86\u8ba9\u6dfb\u52a0\u7528\u6237\u7684\u65f6\u5019\uff0c\u7528\u6237\u540d\u4e0d\u91cd\u590d\uff0c\u5728modelform\u4e2d\u5199\u4e86\u4e00\u4e2aclenname [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1070","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts\/1070","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/comments?post=1070"}],"version-history":[{"count":1,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts\/1070\/revisions"}],"predecessor-version":[{"id":1071,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/posts\/1070\/revisions\/1071"}],"wp:attachment":[{"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/media?parent=1070"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/categories?post=1070"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.chan.ink\/index.php\/wp-json\/wp\/v2\/tags?post=1070"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}