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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 simulate_one(fw, name, size):
 """ Simulate a random sequence with name and size """

    from random import choice
    seq = Seq(''.join(choice('ACGT') for _ in xrange(size)))
    s = SeqRecord(seq, id=name, description="Fake sequence")
    SeqIO.write([s], fw, "fasta")