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python - “产品”类没有“对象”成员

问题描述

文件models.py

from django.db import models

class customer(models.Model):
    name=models.CharField(max_length=200 )
    phone=models.CharField(max_length=200 )
    email= models.CharField(max_length=200 )
    data_created = models.DateTimeField(auto_now_add=True)

    def _self_(self):
        return self.name

class Tag(models.Model):
    name=models.CharField(max_length=200 )
    def _self_(self):
        return self.name

class product(models.Model):
    CATEGORY= (
            ('Indoor','Indoor'),
            ('Out Door', 'Out Door'),
        )
    name=models.CharField(max_length=200 , null=True)
    price = models.FloatField(null=True)
    category =models.CharField(max_length=200 , null=True, choices=CATEGORY)
    description =models.CharField(max_length=200 , null=True)
    date_created = models.DateTimeField(auto_now_add=True)
    tags= models.ManyToManyField(Tag)

class order(models.Model):
    STATUS= (
            ('Pending','Pending'),
            ('Out for delivery', 'Out for delivery'),
            ('Delivery','Delivery'),
        )
    customer = models.ForeignKey(customer,null=True , on_delete= models.SET_NULL)
    product = models.ForeignKey(product, null=True , on_delete= models.SET_NULL)
    date_created = models.DateTimeField(auto_now_add=True)
    status =models.CharField(max_length=200 , null=True, choices=STATUS)

文件views.py

from django.shortcuts import render
from django.http import HttpResponse
from .models import *

def home(request):
    return render(request, 'dashboard.html')

def products(request):
    products= product.objects.all()
    return render(request,'products.html',{'products':products})

def customer(request):
    return render(request, 'customer.html')

错误：

  1. “产品”类没有“对象”成员 pylint(no-member)[9,15]。
  2. 函数已定义第 3 行 pylint(function-redefined) [12,3]。

标签： pythondjango

解决方案

这些问题只是来自您的 Linter 的警告，它没有遵循 Django 内部行为（objects是一种来自您的product类继承自 Django 类的方法）。安装Pylint django

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