how to set static files directory in django 3.1 code example

Example 1: my django template doesnt want to load the static file

STATIC_URL = '/static/'
STATIC_ROOT = os.path.join(BASE_DIR, "/static/")

STATICFILES_DIRS = ( 
    STATIC_ROOT,        
)

Example 2: staticfiles

STATICFILES_DIRS = [BASE_DIR / 'static']