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Niggers are clearly not suited for the job.
Ifeanyi Chielo <ifeanyi.chi...@unn.edu.ng> 于2020年6月3日周三 上午7:43写道：
> Dear all,
>
> Hello, please can someone help me with the code to subtract 'b' from 'a'
> as shown below
>
>
> a = Soapprod.objects.aggregate(Sum('Serial_White_Guava'))
>
>
>
> b = Soapsales.objects.aggregate(Sum('Serial_White_Guava'))
>
>
>
> class Soapprod (models.Model):
>
> id = models.AutoField(primary_key=True)
>
> Serial_White_Guava = models.PositiveIntegerField()
>
> Serial_White_Premium = models.PositiveIntegerField()
>
> Soft_Flower_Body_Wash = models.PositiveIntegerField()
>
> Soft_Flower_Fresh = models.PositiveIntegerField()
>
> Soft_Flower_Orange_Lightening = models.PositiveIntegerField()
>
> Soft_Flower_Carot_Lightening = models.PositiveIntegerField()
>
> Soft_Flower_Papaya_Extract = models.PositiveIntegerField()
>
> Soft_Flower_Extra_Lightening = models.PositiveIntegerField()
>
> Serial_White_Papaya_4in1 = models.PositiveIntegerField()
>
> date = models.DateField(default
> = date.today)
>
>
>
> def __str__(self):
>
> return self.serial_white_guava
>
>
>
> class Soapsales (Soapprod):
>
> SOAP_MARKETER_STATUS = (
>
> ('M', 'Marketers'),
>
> ('D', 'Distributor'),
>
> ('A', 'Distributor_B'),
>
> ('B', 'Distributor_C'),
>
> )
>
> soap_marketer_status = models.CharField(max_length=1, choices
> =SOAP_MARKETER_STATUS)
>
>
>
>
>
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>
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