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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 next(self):
 """Make iterators."""

        if not self.cursor:
            self.cursor = self.coll_handle.find().sort([("ts", ASCENDING)])

        doc = self.cursor.next()
        doc['thread'] = self.name
        le = LogEvent(doc)
        return le