python3 manage.py startapp test

django.core.exceptions.ImproperlyConfigured: SQLite 3.9.0 or later is required (found 3.7.17).

vi /usr/local/python3/lib/python3.9/site-packages/django/db/backends/sqlite3/base.py

# 找到如下代码段：

def check_sqlite_version():

    if Database.sqlite_version_info < (3, 9, 0):

        raise ImproperlyConfigured(

            'SQLite 3.9.0 or later is required (found %s).' % Database.sqlite_version

        )

# 修改为：

def check_sqlite_version():

    if Database.sqlite_version_info < (3, 6, 3):

        raise ImproperlyConfigured(

            'SQLite 3.9.0 or later is required (found %s).' % Database.sqlite_version

        )