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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 forward_search_history(self, e):  # (C-s)
        u'''Search forward starting at the current line and moving down
        through the the history as necessary. This is an incremental
        search.'''
        log("fwd_search_history")
        self._init_incremental_search(self._history.forward_search_history, e)
        self.finalize()