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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:

def _resolve_capabilities(pkgs, refresh=False, **kwargs):
    '''
    Resolve capabilities in ``pkgs`` and exchange them with real package
    names, when the result is distinct.
    This feature can be turned on while setting the paramter
    ``resolve_capabilities`` to True.

    Return the input dictionary with replaced capability names and as
    second return value a bool which say if a refresh need to be run.

    In case of ``resolve_capabilities`` is False (disabled) or not
    supported by the implementation the input is returned unchanged.
    '''
    if not pkgs or 'pkg.resolve_capabilities' not in __salt__:
        return pkgs, refresh

    ret = __salt__['pkg.resolve_capabilities'](pkgs, refresh=refresh, **kwargs)
    return ret, False