'An optional method, which can be used to set connection plugin parameters
from variables set on the host (or groups to which the host belongs)
Any connection plugin using this should first initialize its attributes in
an overridden `def __init__(self):`, and then use `host.get_vars()` to find
variables which may be used to set those attributes in this method.'

def set_host_overrides(self, host, hostvars=None):

    pass
