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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 versions_report(include_salt_cloud=False):
    '''
    Yield each version properly formatted for console output.
    '''
    ver_info = versions_information(include_salt_cloud)

    lib_pad = max(len(name) for name in ver_info['Dependency Versions'])
    sys_pad = max(len(name) for name in ver_info['System Versions'])
    padding = max(lib_pad, sys_pad) + 1

    fmt = '{0:>{pad}}: {1}'
    info = []
    for ver_type in ('Salt Version', 'Dependency Versions', 'System Versions'):
        info.append('{0}:'.format(ver_type))
        # List dependencies in alphabetical, case insensitive order
        for name in sorted(ver_info[ver_type], key=lambda x: x.lower()):
            ver = fmt.format(name,
                             ver_info[ver_type][name] or 'Not Installed',
                             pad=padding)
            info.append(ver)
        info.append(' ')

    for line in info:
        yield line