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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 abbrev(self,dev_suffix=""):
 """ Abbreviated string representation, optionally declaring whether it is a development version. """

        return '.'.join(str(el) for el in self.release) + \
            (dev_suffix if self.commit_count > 0 or self.dirty else "")