Error popping up

getting this error:

(No output on stdout) stderr: Traceback (most recent call last):
File “/usr/local/nagios/libexec/check_esxi_hardware.py”, line 648, in
wbemclient = pywbem.WBEMConnection(hosturl, (user,password), no_verification=True)
TypeError: __init__() got an unexpected keyword argument ‘no_verification’