un1t

from django.conf.urls.static import static
from django.conf import settings

urlpatterns += static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.sqlite3',
        'NAME': ':memory:',
    }
}

>>> import sys
>>> setattr(sys.modules[__name__], 'x', 5)
>>> setattr(sys.modules[__name__], 'y', 10)
>>> x
5
>>> y
10

>>> vars()['z'] = 10
>>> z
10
>>> globals()['n'] =  80
>>> n
80

class ServiceCourse(models.Model):
    class Meta:
        db_table = 'service_courses'

    usd = models.IntegerField()
    euro = models.IntegerField()
    gbr = models.IntegerField()