Hi, look my course. https://www.udemy.com/course/restful-api-con-python-usando-django-rest-framework/?couponCode=PROMO-OCT-09
It's in spanish. Dios L@s Bendiga Saludos, [image: --] daniel.bojorge [image: http://]about.me/daniel.bojorge <http://about.me/daniel.bojorge?promo=email_sig> [image: snake]*Curso Desarrollo Web con Python usando Django 2.2 Para Principiantes con Descuento 95% <http://bit.ly/DJFULL-BLOG12019> *[image: snake] *WebService RestFul API con Python usando Django RestFrameWork* <https://goo.gl/j8i34C> *Fácil Replicación de Cualquier Base de Datos y/o Sistema Operativo* <https://goo.gl/HjtExs> *Programación en Capas (Web y Escritorio)* <https://goo.gl/zGZpSD> Mi Blog <http://debsconsultores.blogspot.com> Nicaragua "Si ustedes permanecen unidos a mí, y si permanecen fieles a mis enseñanzas, pidan lo que quieran y se les dará. (Juan 15:7 DHH) Bendito el varón que se fía en el SEÑOR, y cuya confianza es el SEÑOR. (Jeremías 17:7 RV2000) El lun., 4 nov. 2019 a las 23:24, kevin trinidad (< [email protected]>) escribió: > Django Signals: The QuerySet value for an exact lookup must be limited to > one result using slicing > > i have this code in my models.py (post_save) > > class StudentsEnrolledSubject(models.Model): > Students_Enrollment_Records = > models.ForeignKey(StudentsEnrollmentRecord, related_name='+', > > on_delete=models.CASCADE, null=True) > Subject_Section_Teacher = models.ForeignKey(SubjectSectionTeacher, > related_name='+', on_delete=models.CASCADE, > null=True,blank=True) > > @receiver(post_save, sender=StudentsEnrollmentRecord) > def create(sender, instance, created, *args, **kwargs): > teachers = > SubjectSectionTeacher.objects.filter(Sections=instance.Section,Education_Levels=instance.Education_Levels,Courses=instance.Courses) > for each in teachers: > if created and teachers.exists(): > StudentsEnrolledSubject.objects.update_or_create( > pk=each.id, > Students_Enrollment_Records=instance, > Subject_Section_Teacher=teachers.all() > > ) > > class StudentsEnrollmentRecord(models.Model): > Student_Users = models.ForeignKey(StudentProfile, > related_name='students', on_delete=models.CASCADE, null=True) > > class SubjectSectionTeacher(models.Model): > Education_Levels = models.ForeignKey(EducationLevel, > related_name='+', on_delete=models.CASCADE, blank=True) > Courses = models.ForeignKey(Course, related_name='+', > on_delete=models.CASCADE, null=True, blank=True) > Sections = models.ForeignKey(Section, related_name='+', > on_delete=models.CASCADE, null=True) > Subjects = models.ForeignKey(Subject, related_name='+', > on_delete=models.CASCADE, null=True) > Employee_Users = models.ForeignKey(EmployeeUser, related_name='+', > on_delete=models.CASCADE, null=True) > > when I used the **Subject_Section_Teacher=teachers.first()** i received no > error but that is not what i want result, then i decide to change it to > this **Subject_Section_Teacher=teachers.all()** > > > On Tue, Nov 5, 2019 at 1:21 PM Motaz Hejaze <[email protected]> wrote: > >> If you need any help please let me know >> >> My skype >> >> m3tz-hjze >> >> On Mon, 4 Nov 2019, 4:44 pm Laura Pérez, <[email protected]> wrote: >> >>> Thanks! >>> >>> Em seg, 4 de nov de 2019 às 09:59, Paras Jain <[email protected]> >>> escreveu: >>> >>>> Hi, >>>> just follow this video u will easily know how to make api very easily >>>> link - https://www.youtube.com/watch?v=263xt_4mBNc >>>> Thnks >>>> >>>> On Mon, Nov 4, 2019 at 6:17 PM Laura Pérez <[email protected]> wrote: >>>> >>>>> Hi! >>>>> I have the task to develop a rest api in python, Can anybody advice me >>>>> on a nice tutorial to use djangorest framework ? >>>>> >>>>> Best! >>>>> >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Django users" group. >>>>> To unsubscribe from this group and stop receiving emails from it, send >>>>> an email to [email protected]. >>>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/django-users/CAF_dEnq90i0zxOgwGANXaFk_eEWJn4N6d544U1r-qwPS1M92jg%40mail.gmail.com >>>>> <https://groups.google.com/d/msgid/django-users/CAF_dEnq90i0zxOgwGANXaFk_eEWJn4N6d544U1r-qwPS1M92jg%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>>> . >>>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "Django users" group. >>>> To unsubscribe from this group and stop receiving emails from it, send >>>> an email to [email protected]. >>>> To view this discussion on the web visit >>>> https://groups.google.com/d/msgid/django-users/CAMtmBS_11roQXUzFHb%3Dvus1MnaqqjQV8CmZS5jLrXZDZKvnNAw%40mail.gmail.com >>>> <https://groups.google.com/d/msgid/django-users/CAMtmBS_11roQXUzFHb%3Dvus1MnaqqjQV8CmZS5jLrXZDZKvnNAw%40mail.gmail.com?utm_medium=email&utm_source=footer> >>>> . >>>> >>> -- >>> -- >>> Laura Pérez Vera >>> (+53) 53440970 - [email protected] >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Django users" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/django-users/CAF_dEnock0uZ%2B9Vrg6Kyf%2B7z1NVzTQpBA55R4k27CdJ2OHGWtg%40mail.gmail.com >>> <https://groups.google.com/d/msgid/django-users/CAF_dEnock0uZ%2B9Vrg6Kyf%2B7z1NVzTQpBA55R4k27CdJ2OHGWtg%40mail.gmail.com?utm_medium=email&utm_source=footer> >>> . >>> >> -- >> You received this message because you are subscribed to the Google Groups >> "Django users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/django-users/CAHV4E-cSxYkj0rMWau%3DzMJDBBoxzX7H8M7J5dmRKoHEYxPwiiQ%40mail.gmail.com >> <https://groups.google.com/d/msgid/django-users/CAHV4E-cSxYkj0rMWau%3DzMJDBBoxzX7H8M7J5dmRKoHEYxPwiiQ%40mail.gmail.com?utm_medium=email&utm_source=footer> >> . >> > -- > You received this message because you are subscribed to the Google Groups > "Django users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion on the web visit > https://groups.google.com/d/msgid/django-users/CAOgSYSDLvabZbSB62A_Zfx_jYH9w4A68Dme7kqm1nsn0qX_oDw%40mail.gmail.com > <https://groups.google.com/d/msgid/django-users/CAOgSYSDLvabZbSB62A_Zfx_jYH9w4A68Dme7kqm1nsn0qX_oDw%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Django users" group. 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