在html頁面中填寫注冊表單后，它會給出此錯誤，并使用用戶名和密碼并將值存儲在登錄表單中：TypeError at /login/ argument of type 'NoneType' is not iterable.

模型.py：

^{pr2}$

表單.py：from django import forms

from .models import signup

from .models import login

class loginForm(forms.ModelForm):

password=forms.CharField(widget=forms.PasswordInput())

class Meta:

model=login

fields=['username','password']

class SignUpForm(forms.ModelForm):

password=forms.CharField(widget=forms.PasswordInput())

class Meta:

model=signup

fields=['username','full_name', 'email','department','password','pic']

視圖.py：from django.shortcuts import render

from .forms import SignUpForm

from .forms import loginForm

from django.db import connection

def home(request):

title= 'welcome'

form = SignUpForm(data = request.POST or None)

print(form.is_valid)

if form.is_valid():

instance = form.save(commit=False)

instance.save()

print(instance)

print(instance.email)

context = {

"title": title,

"form": form,

}

return render(request,"base.html", context)

def login(request):

form = loginForm(data = request.POST or None)

if form.is_valid():

instance = form.save(commit=False)

username=instance.username

password=instance.password

row=auth(username,password)

if password in row:

instance.save()

form1=SignUpForm

context={

"form":form1,

"instance":instance

}

return render(request, "profile.html", context)

title= 'welcome back'

context ={

"title":title,

"form":form

}

return render(request, "login.html", context)

def auth(username,password):

cursor = connection.cursor()

cursor.execute("SELECT password FROM teacher_signup WHERE username = %s", [username])

row = cursor.fetchone()

return row

當單擊“注冊”按鈕[如果密碼在第行：]時，將以某種方式調用此行。在

總結

以上是生活随笔為你收集整理的html语言 怎么清除用户名 name= password=,在html页面中填写注册表单后，它会给出这个错误，并使用用户名和密码并将值存储在登录表单中...的全部內容，希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網站內容還不錯，歡迎將生活随笔推薦給好友。