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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 tofile(self, f):
 """Write the bloom filter to file object `f'. Underlying bits are written as machine values. This is much more space efficient than pickling the object."""

        f.write(pack(self.FILE_FMT, self.error_rate, self.num_slices,
                     self.bits_per_slice, self.capacity, self.count))
        (f.write(self.bitarray.tobytes()) if is_string_io(f)
         else self.bitarray.tofile(f))