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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 fingerprint_path(cls, user, fingerprint):
 """Return a fully-qualified fingerprint string."""

        return google.api_core.path_template.expand(
            "users/{user}/sshPublicKeys/{fingerprint}",
            user=user,
            fingerprint=fingerprint,
        )