T5DST/create_data.py [329:354]:
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def getDomain(idx, log, domains, last_domain):
    if idx == 1:
        active_domains = get_summary_bstate(log[idx]["metadata"], True)
        crnt_doms = active_domains[0] if len(active_domains)!=0 else domains[0]
        return crnt_doms
    else:
        ds_diff = get_ds_diff(log[idx-2]["metadata"], log[idx]["metadata"])
        if len(ds_diff.keys()) == 0: # no clues from dialog states
            crnt_doms = last_domain
        else:
            crnt_doms = list(ds_diff.keys())
        # print(crnt_doms)
        return crnt_doms[0] # How about multiple domains in one sentence senario ?


def get_ds_diff(prev_d, crnt_d):
    diff = {}
    # Sometimes, metadata is an empty dictionary, bug?
    if not prev_d or not crnt_d:
        return diff

    for ((k1, v1), (k2, v2)) in zip(prev_d.items(), crnt_d.items()):
        assert k1 == k2
        if v1 != v2: # updated
            diff[k2] = v2
    return diff
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TransferQA/create_data_mwoz.py [335:360]:
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def getDomain(idx, log, domains, last_domain):
    if idx == 1:
        active_domains = get_summary_bstate(log[idx]["metadata"], True)
        crnt_doms = active_domains[0] if len(active_domains)!=0 else domains[0]
        return crnt_doms
    else:
        ds_diff = get_ds_diff(log[idx-2]["metadata"], log[idx]["metadata"])
        if len(ds_diff.keys()) == 0: # no clues from dialog states
            crnt_doms = last_domain
        else:
            crnt_doms = list(ds_diff.keys())
        # print(crnt_doms)
        return crnt_doms[0] # How about multiple domains in one sentence senario ?


def get_ds_diff(prev_d, crnt_d):
    diff = {}
    # Sometimes, metadata is an empty dictionary, bug?
    if not prev_d or not crnt_d:
        return diff

    for ((k1, v1), (k2, v2)) in zip(prev_d.items(), crnt_d.items()):
        assert k1 == k2
        if v1 != v2: # updated
            diff[k2] = v2
    return diff
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