admin@str2-z9332f-05:/usr/share/sonic/device/x86_64-dellemc_z9332f_d1508-r0/plugins$ python3
Python 3.7.3 (default, Jan 22 2021, 20:04:44) 
[GCC 8.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import psuutil
>>> psu = psuutil.PsuUtil()
>>> num = psu.get_num_psus()
>>> for i in range(1,num+1):
...     print("{} {} {} {}".format(i, psu.get_pmc_register(i), psu.get_psu_status(i), psu.get_psu_presence(i)))
... 
1 1 1 1
2 1 1 1

admin@str2-z9332f-05:~$ sudo psuutil status
PSU    Status
-----  --------
PSU 1  OK
PSU 2  OK