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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 decompressBuffer(buffer):
    "complements the compressBuffer function in CacheClient"
    zbuf = cStringIO.StringIO(buffer)
    zfile = gzip.GzipFile(fileobj=zbuf)
    deflated = zfile.read()
    zfile.close()
    return deflated