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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 _units_in_area(self, rect):
 """Return the list of units that intersect the rect."""

    player_id = self._obs.observation.player_common.player_id
    return [u for u, p in self._visible_units()
            if rect.intersects_circle(p, u.radius) and u.owner == player_id]