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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 draw(self):
 """Draw the Onshape flocculator model based off of this object."""

        from onshapepy import Part
        CAD = Part(
            'https://cad.onshape.com/documents/b4cfd328713460beeb3125ac/w/3928b5c91bb0a0be7858d99e/e/6f2eeada21e494cebb49515f'
        )
        CAD.params = {
            'channel_L': self.channel_L,
            'channel_W': self.channel_W,
            'channel_H': self.downstream_H,
            'channel_pairs': self.channel_n/2,
            'baffle_S': self.baffle_S,
        }