B <[@s(dZddlmZddlmZddZdS)z: A simple utility to import something by its string name. )cast_bytes_py2) string_typescCst|tstdt|t|}|dd}t|dkr|\}}t||gd}yt||}Wn t k r~t d|YnX|St|dSdS) aImport and return ``bar`` given the string ``foo.bar``. Calling ``bar = import_item("foo.bar")`` is the functional equivalent of executing the code ``from foo import bar``. Parameters ---------- name : string The fully qualified name of the module/package being imported. Returns ------- mod : module object The module that was imported. z&import_item accepts strings, not '%s'..)fromlistzNo module named %srN) isinstancer TypeErrortyperrsplitlen __import__getattrAttributeError ImportError)namepartspackageobjmoduleZpakr;lib/python3.7/site-packages/traitlets/utils/importstring.py import_item s   rN)__doc__Zipython_genutils.py3compatrZsixrrrrrrs