:mod:`uerrno <uerrno>` -- Error codes
.. module:: uerrno
The errno attribute of an :ref:`OSError <OSError>` indicates why this
exception was raised. This attribute has one of the following values.
See also :ref:`this example <device_detection>`.
.. autodata:: uerrno.EAGAIN
.. autodata:: uerrno.EBUSY
.. autodata:: uerrno.ECANCELED
.. autodata:: uerrno.EINVAL
.. autodata:: uerrno.EIO
.. autodata:: uerrno.ENODEV
.. autodata:: uerrno.EOPNOTSUPP
.. autodata:: uerrno.EPERM
.. autodata:: uerrno.ETIMEDOUT
.. autodata:: uerrno.errorcode