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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 multiple_packaged_versions(package_name):
 """ Look through built package directory and see if there are multiple versions there """

    dist_files = os.listdir('dist')
    versions = set()
    for filename in dist_files:
        version = funcy.re_find(r'{}-(.+).tar.gz'.format(package_name), filename)
        if version:
            versions.add(version)
    return len(versions) > 1