fix: delete device meal Model

Model/models.py

@@ -406,26 +406,26 @@ class Store_Meal(models.Model):
         verbose_name_plural = verbose_name
         ordering = ('id',)
 
-
-class Device_Meal(models.Model):
-    id = models.AutoField(primary_key=True, verbose_name=u'自增标记ID')
-    status = models.IntegerField(default=0, blank=True, verbose_name=u'状态')
-    uid = models.CharField(default='', blank=True, max_length=32, verbose_name=u'设备ID')
-    channel = models.IntegerField(default=0, blank=True, verbose_name=u'设备通道')
-    add_time = models.DateTimeField(blank=True, null=True, verbose_name=u'加入时间', auto_now_add=True)
-    update_time = models.DateTimeField(blank=True, verbose_name=u'更新时间', auto_now=True)
-    end_time = models.DateTimeField(blank=True, verbose_name=u'最后时间')
-    rank = models.ForeignKey(Store_Meal, blank=True, to_field='id',
-                             on_delete=models.CASCADE, verbose_name='套餐类型')
-
-    class Meta:
-        db_table = 'device_meal'
-        verbose_name = u'设备关联套餐表'
-        verbose_name_plural = verbose_name
-        ordering = ('id',)
-
-    def __str__(self):
-        return self.id
+#
+# class Device_Meal(models.Model):
+#     id = models.AutoField(primary_key=True, verbose_name=u'自增标记ID')
+#     status = models.IntegerField(default=0, blank=True, verbose_name=u'状态')
+#     uid = models.CharField(default='', blank=True, max_length=32, verbose_name=u'设备ID')
+#     channel = models.IntegerField(default=0, blank=True, verbose_name=u'设备通道')
+#     add_time = models.DateTimeField(blank=True, null=True, verbose_name=u'加入时间', auto_now_add=True)
+#     update_time = models.DateTimeField(blank=True, verbose_name=u'更新时间', auto_now=True)
+#     end_time = models.DateTimeField(blank=True, verbose_name=u'最后时间')
+#     rank = models.ForeignKey(Store_Meal, blank=True, to_field='id',
+#                              on_delete=models.CASCADE, verbose_name='套餐类型')
+#
+#     class Meta:
+#         db_table = 'device_meal'
+#         verbose_name = u'设备关联套餐表'
+#         verbose_name_plural = verbose_name
+#         ordering = ('id',)
+#
+#     def __str__(self):
+#         return self.id
 
 
 class Equipment_Version(models.Model):