def edge_del_record(header, content, source, target):
record = get_record("Source", source, get_records("Target", target, content))
content.remove(record)
def edge_upd_record(nheader, ncontent, eheader, econtent, record):
existing = get_record("Source", record["Source"], get_records("Target", record["Target"], econtent))
econtent.remove(existing)
edge_add_record(nheader, ncontent, eheader, econtent, record)
def node_del_record(nheader, ncontent, eheader, econtent, label):
record = get_record("Label", label, ncontent)
check_in_record("Label", record)
check_not_in_content("edge", "Source", label, econtent)
check_not_in_content("edge", "Target", label, econtent)
ncontent.remove(record)
def node_upd_record(nheader, ncontent, eheader, econtent, record):
existing = get_record("Label", record["Label"], ncontent)
ncontent.remove(existing)
node_add_record(nheader, ncontent, record)
def edge_upd_record(nheader, ncontent, eheader, econtent, record):
existing = get_record("Source", record["Source"],
get_records("Target", record["Target"], econtent))
econtent.remove(existing)
edge_add_record(nheader, ncontent, eheader, econtent, record)
def node_upd_record(nheader, ncontent, eheader, econtent, record):
existing = get_record("Label", record["Label"], ncontent)
ncontent.remove(existing)
node_add_record(nheader, ncontent, record)
def edge_del_record(header, content, source, target):
record = get_record("Source", source, get_records("Target", target,
content))
content.remove(record)
def node_del_record(nheader, ncontent, eheader, econtent, label):
record = get_record("Label", label, ncontent)
check_in_record("Label", record)
check_not_in_content("edge", "Source", label, econtent)
check_not_in_content("edge", "Target", label, econtent)
ncontent.remove(record)
