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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 get_os():
 """ Human-friendly OS name """

    if sys.platform == 'darwin':
        return 'mac'
    elif sys.platform.find('freebsd') != -1:
        return 'freebsd'
    elif sys.platform.find('linux') != -1:
        return 'linux'
    elif sys.platform.find('win32') != -1:
        return 'windows'
    elif sys.platform.find('sunos') != -1:
        return 'solaris'
    else:
        return sys.platform