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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 releasers(cls):
 """ Returns all of the supported releasers. """


        return [
            HookReleaser,
            VersionFileReleaser,
            PythonReleaser,
            CocoaPodsReleaser,
            NPMReleaser,
            CReleaser,
            ChangelogReleaser,
            GitHubReleaser,
            GitReleaser,
        ]