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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_iface_addr(iface='eth0', inet_type='AF_INET', inc_aliases=False, fatal=True, exc_list=None):
 """Return the assigned IP address for a given interface, if any. :param iface: network interface on which address(es) are expected to be found. :param inet_type: inet address family :param inc_aliases: include alias interfaces in search :param fatal: if True, raise exception if address not found :param exc_list: list of addresses to ignore :return: list of ip addresses """

    # Extract nic if passed /dev/ethX
    if '/' in iface:
        iface = iface.split('/')[-1]

    if not exc_list:
        exc_list = []

    try:
        inet_num = getattr(netifaces, inet_type)
    except AttributeError:
        raise Exception("Unknown inet type '%s'" % str(inet_type))

    interfaces = netifaces.interfaces()
    if inc_aliases:
        ifaces = []
        for _iface in interfaces:
            if iface == _iface or _iface.split(':')[0] == iface:
                ifaces.append(_iface)

        if fatal and not ifaces:
            raise Exception("Invalid interface '%s'" % iface)

        ifaces.sort()
    else:
        if iface not in interfaces:
            if fatal:
                raise Exception("Interface '%s' not found " % (iface))
            else:
                return []

        else:
            ifaces = [iface]

    addresses = []
    for netiface in ifaces:
        net_info = netifaces.ifaddresses(netiface)
        if inet_num in net_info:
            for entry in net_info[inet_num]:
                if 'addr' in entry and entry['addr'] not in exc_list:
                    addresses.append(entry['addr'])

    if fatal and not addresses:
        raise Exception("Interface '%s' doesn't have any %s addresses." %
                        (iface, inet_type))

    return sorted(addresses)