Python-сообщество

def get_upload_file_name(instance, filename):
    return "%s_%s"%(str(time()).replace('.','_'),filename)

class User(AbstractBaseUser):
    email = models.EmailField(
        verbose_name='Email address',
        max_length=45,
        unique=True,
        db_index=True,
    )
    username = models.TextField(verbose_name='Nick', max_length=15, unique=True)
    profession = models.TextField(verbose_name='Profession', max_length=15)
    avatar = models.FileField(upload_to=get_upload_file_name, blank=True, null=True)
    profile_vkontakte = models.TextField(verbose_name='Profile in vkontakte', max_length=10, null=True)
    coordinate_x = models.FloatField(verbose_name='X', null=True)
    coordinate_y = models.FloatField(verbose_name='Y', null=True)
    is_active = models.BooleanField(default=True)
    is_admin = models.BooleanField(default=False)
    objects = UserManager()
    USERNAME_FIELD = 'username'
    REQUIRED_FIELDS = ['email']
    def get_full_name(self):
        return '%s %s' % (self.first_name, self.last_name,)
    def get_short_name(self):
        return self.username
    def __unicode__(self):
        return self.email
    def has_perm(self, perm, obj=None):
        return True
    def has_module_perms(self, app_label):
        return True
    @property
    def is_staff(self):
        return self.is_admin

def edit_personal_information(request):
    if request.method == "POST" :
        username = request.POST["username"]
        profession = request.POST["search_specialist"]
        coordinate_x = request.POST["coordinate_x"]
        coordinate_y = request.POST["coordinate_y"]
        profile_vkontakte = request.POST["profile_vkontakte"]
        request.user.username = username
        request.user.profession = profession
        request.user.coordinate_x = coordinate_x
        request.user.coordinate_y = coordinate_y
        request.user.profile_vkontakte = profile_vkontakte
        request.user.save()
        return redirect("/personal_information")
    c = {}
    c.update(csrf(request))
    return render(request, "edit_personal_information.html"

request.user.username = request.FILE["avatar"]