defaultfilters.py 文件源码

def escape_filter(value):
    """
    Marks the value as a string that should be auto-escaped.
    """
    with warnings.catch_warnings():
        # Ignore mark_for_escaping deprecation -- this will use
        # conditional_escape() in Django 2.0.
        warnings.simplefilter('ignore', category=RemovedInDjango20Warning)
        return mark_for_escaping(value)