style: agregando descripción a los modelos

tienda_ilusion/don_confiao/models.py

@@ -8,6 +8,9 @@ class Sale(models.Model):
     phone = models.CharField(max_length=13, null=True, blank=True)
     description = models.CharField(max_length=255, null=True, blank=True)
 
+    def __str__(self):
+        return f"{self.date} {self.customer}"
+
 
 class SaleLine(models.Model):
 
@@ -17,6 +20,9 @@ class SaleLine(models.Model):
     unit_price = models.DecimalField(max_digits=9, decimal_places=2)
     description = models.CharField(max_length=255, null=True, blank=True)
 
+    def __str__(self):
+        return f"{self.sale} - {self.product}"
+
 class MeasuringUnits(models.TextChoices):
     UNIT = 'UNIT', _('Unit')