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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 fullversion():
    '''
    Return all version info from lvm version

    CLI Example:

    .. code-block:: bash

        salt '*' lvm.fullversion
    '''
    ret = {}
    cmd = 'lvm version'
    out = __salt__['cmd.run'](cmd).splitlines()
    for line in out:
        comps = line.split(':')
        ret[comps[0].strip()] = comps[1].strip()
    return ret