如何解决视图中的TypeError:字段应为数字,但得到了''
这是我第一次在堆栈溢出中发布问题,所以请耐心:D 我正在尝试从表单创建人员模型,但错误始终存在
这是我的模型文件:
class CustomUser(AbstractUser):
user_type_data = ((1,"HOD"),(2,"Consultant"))
user_type = models.CharField(default=1,choices=user_type_data,max_length=10)
class Consultant(models.Model):
CHOICES = (
('P','au paiement'),('J15','J+15'),('J30','J+30'),)
id = models.AutoField(primary_key=True)
admin = models.OneToOneField(CustomUser,on_delete=models.CASCADE)
client_id=models.ForeignKey(Client,on_delete=models.CASCADE,default=1)
tarif_facturation = models.IntegerField(blank=True,null=True)
tarif_Consultant = models.IntegerField(blank=True,null=True)
cnss = models.IntegerField(blank=True,null=True)
rib = models.IntegerField(blank=True,null=True)
paiement = models.CharField(max_length=300,choices=CHOICES)
profile_pic = models.FileField(blank=True,null=True)
created_at = models.DateTimeField(auto_now_add=True)
updated_at = models.DateTimeField(auto_now_add=True)
objects = models.Manager()
@receiver(post_save,sender=CustomUser)
def create_user_profile(sender,instance,created,**kwargs):
if created:
if instance.user_type == 1:
AdminHOD.objects.create(admin=instance)
if instance.user_type == 2:
Consultant.objects.create(admin=instance,client_id=Client.objects.get(id=1),tarif_Consultant="",tarif_facturation="",cnss="",rib="",paiement="")
@receiver(post_save,sender=CustomUser)
def save_user_profile(sender,**kwargs):
if instance.user_type==1:
instance.adminhod.save()
if instance.user_type==2:
instance.consultant.save()
我的观点:
def add_staff_save(request):
if request.method!="POST":
return HttpResponse("Method Not Allowed")
else:
email=request.POST.get("email")
password=request.POST.get("password")
first_name=request.POST.get("first_name")
last_name=request.POST.get("last_name")
username=request.POST.get("username")
client_id=request.POST.get("client")
tarif_facturation=request.POST.get("tarif_facturation")
tarif_Consultant=request.POST.get("tarif_Consultant")
cnss = request.POST.get("cnss")
rib = request.POST.get("rib")
paiement = request.POST.get("paiement")
#try:
user=CustomUser.objects.create_user(username=username,password=password,email=email,last_name=last_name,first_name=first_name,user_type=2)
client_obj=Client.objects.get(id=client_id)
user.consultants.client_id=client_obj
user.consultant.tarif_facturation=tarif_facturation
user.consultant.tarif_Consultant=tarif_Consultant
user.consultant.cnss=cnss
user.consultant.rib=rib
user.consultant.paiement=paiement
user.save()
这是回溯:
['django.contrib.admin','django.contrib.auth','django.contrib.contenttypes','django.contrib.sessions','django.contrib.messages','django.contrib.staticfiles','gestion']
Installed Middleware:
['django.middleware.security.SecurityMiddleware','django.contrib.sessions.middleware.SessionMiddleware','django.middleware.common.CommonMiddleware','django.middleware.csrf.CsrfViewMiddleware','django.contrib.auth.middleware.AuthenticationMiddleware','django.contrib.messages.middleware.MessageMiddleware','django.middleware.clickjacking.XFrameOptionsMiddleware','gestion.LoginCheckMiddleWare.LoginCheckMiddleWare']
Traceback (most recent call last):
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\fields\__init__.py",line 1774,in get_prep_value
return int(value)
The above exception (invalid literal for int() with base 10: '') was the direct cause of the following exception:
File "C:\Users\WD\Miniconda3\lib\site-packages\django\core\handlers\exception.py",line 47,in inner
response = get_response(request)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\core\handlers\base.py",line 179,in _get_response
response = wrapped_callback(request,*callback_args,**callback_kwargs)
**File "C:\Users\WD\Desktop\weserveit\gestion\HodViews.py",line 95,in add_staff_save
user=CustomUser.objects.create_user(username=username,user_type=2)**
File "C:\Users\WD\Miniconda3\lib\site-packages\django\contrib\auth\models.py",line 146,in create_user
return self._create_user(username,email,password,**extra_fields)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\contrib\auth\models.py",line 140,in _create_user
user.save(using=self._db)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\contrib\auth\base_user.py",line 67,in save
super().save(*args,**kwargs)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\base.py",line 751,in save
force_update=force_update,update_fields=update_fields)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\base.py",line 800,in save_base
update_fields=update_fields,raw=raw,using=using,File "C:\Users\WD\Miniconda3\lib\site-packages\django\dispatch\dispatcher.py",in send
for receiver in self._live_receivers(sender)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\dispatch\dispatcher.py",in <listcomp>
for receiver in self._live_receivers(sender)
**File "C:\Users\WD\Desktop\weserveit\gestion\models.py",line 134,in create_user_profile
Consultant.objects.create(admin=instance,paiement="",profile_pic="")
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\manager.py",line 85,in manager_method**
return getattr(self.get_queryset(),name)(*args,**kwargs)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\query.py",line 447,in create
obj.save(force_insert=True,using=self.db)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\base.py",line 789,in save_base
force_update,using,update_fields,File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\base.py",line 892,in _save_table
results = self._do_insert(cls._base_manager,fields,returning_fields,raw)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\base.py",line 932,in _do_insert
using=using,File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\manager.py",in manager_method
return getattr(self.get_queryset(),line 1249,in _insert
return query.get_compiler(using=using).execute_sql(returning_fields)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\sql\compiler.py",line 1394,in execute_sql
for sql,params in self.as_sql():
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\sql\compiler.py",line 1339,in as_sql
for obj in self.query.objs
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\sql\compiler.py",in <listcomp>
for obj in self.query.objs
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\sql\compiler.py",line 1338,in <listcomp>
[self.prepare_value(field,self.pre_save_val(field,obj)) for field in fields]
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\sql\compiler.py",line 1279,in prepare_value
value = field.get_db_prep_save(value,connection=self.connection)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\fields\__init__.py",line 823,in get_db_prep_save
return self.get_db_prep_value(value,connection=connection,prepared=False)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\fields\__init__.py",line 818,in get_db_prep_value
value = self.get_prep_value(value)
File "C:\Users\WD\Miniconda3\lib\site-packages\django\db\models\fields\__init__.py",line 1778,in get_prep_value
) from e
异常类型:/ add_staff_save处的ValueError 异常值:字段“ tarif_facturation”应为数字,但获得了“。”。
解决方法
问题出在您在Conslutant
中创建post_save
对象
Consultant.objects.create(
admin=instance,client_id=Client.objects.get(id=1),tarif_Consultant="",tarif_facturation="",cnss="",rib="",paiement=""
)
tarif_facturation
是IntegerField
,但在此您的值是一个空字符串。将该值设为数字,该错误将得到解决。
不过,对于在Consultant
创建中设置的许多其他属性,您所做的事情完全相同,因此只需确保您的值与模型所需的类型匹配即可。
像这样的东西
Consultant.objects.create(
admin=instance,tarif_facturation=1,)
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