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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 have_active_commit(self):
 """ Checks if there is an active commit owned by the specified user """


        commit_state = sfs.file_or_default(sfs.cpjoin(self.base_path, 'active_commit'), None)
        if commit_state != None: return True
        return False