Django提示mysql版本过低：django.db.utils.NotSupportedError: MySQL 8 or later is required (found 5.7.26).的解决方法

    def init_connection_state(self):
        """Initialize the database connection settings."""
        global RAN_DB_VERSION_CHECK
        if self.alias not in RAN_DB_VERSION_CHECK:
            # self.check_database_version_supported()
            RAN_DB_VERSION_CHECK.add(self.alias)

from django.db import models
 
# Create your models here.
"""轮播图模型"""
 
 
class Banner(models.Model):
    # 模型字段
    image_url = models.CharField(max_length=255, verbose_name="广告图片")
    link = models.CharField(max_length=500, verbose_name="广告链接")
    remark = models.TextField(verbose_name="备注")
    is_show = models.BooleanField(verbose_name="是否显示", default=False)
    orders = models.IntegerField(default=1, verbose_name="排序")
    title = models.CharField(max_length=500, verbose_name="广告标题")
    image = models.ImageField(upload_to="banner", verbose_name="轮播图", null=True, blank=True)
    is_delete = models.BooleanField(verbose_name="逻辑删除", default=False)
 
    # 表信息
    class Meta:
        db_table = "dj_banner"
        verbose_name = "轮播广告"
        verbose_name_plural = verbose_name
 
    # 自定义显示字段
    def __str__(self):
        return self.title

DATABASES = {
    # 'default': {
    #     'ENGINE': 'django.db.backends.sqlite3',
    #     'NAME': BASE_DIR / 'db.sqlite3',
    # },
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': 'dj01',
        'HOST': '127.0.0.1',
        'PORT': 3306,
        'USER': 'root',
        'PASSWORD': 'root',
    },
}