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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 get_ipv4(hostname):
 """Get list of ipv4 addresses for hostname """

    addrinfo = socket.getaddrinfo(hostname, None, socket.AF_INET,
                                  socket.SOCK_STREAM)
    return [addrinfo[x][4][0] for x in range(len(addrinfo))]