for i, col in enumerate(df.columns):
tst_name = re.sub(REGEX_NIC, "",
col.lower().replace('-ndrpdr', '').
replace('2n1l-', ''))
tst_name = "-".join(tst_name.split("-")[3:-2])
for i, col in enumerate(df.columns):
tst_name = re.sub(REGEX_NIC, "",
col.lower().replace('-ndrpdr', '').
replace('2n1l-', ''))
tst_name = "-".join(tst_name.split("-")[3:-2])