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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 parse_bbt(self, fh):
 """ Parse the BioBloom Tools output into a 3D dict """

        parsed_data = OrderedDict()
        headers = None
        for l in fh:
            s = l.split("\t")
            if headers is None:
                headers = s
            else:
                parsed_data[s[0]] = dict()
                for i, h in enumerate(headers[1:]):
                    parsed_data[s[0]][h] = float(s[i+1])

        return parsed_data