sqlite.py 文件源码

def quote_value(value):
    if isinstance(value, (Mapping, list)):
        return "."
    elif isinstance(value, Date):
        return text_type(value.unix)
    elif isinstance(value, Duration):
        return text_type(value.seconds)
    elif isinstance(value, basestring):
        return "'" + value.replace("'", "''") + "'"
    elif value == None:
        return "NULL"
    elif value is True:
        return "1"
    elif value is False:
        return "0"
    else:
        return text_type(value)