Learning-Python/Tools/macs.py

28 lines
780 B
Python
Raw Normal View History

#!/bin/python3
# input string, i.e. "xx:xx:xx:xx:xx:xx,xx:xx:xx:xx:xx:xx"
macs_raw = "00:04:A5:A3:3B:B0,00:27:22:56:60:8D,00:27:22:56:68:DA,00:27:22:56:69:EC,00:27:22:56:6F:6B,00:27:22:56:6F:6B"
# split the input string of mac address with a ","
macs = macs_raw.split(",")
def list_duplicates(seq):
seen = set()
seen_add = seen.add
# adds all elements it doesn't know yet to seen and all other to seen_twice
seen_twice = set( x for x in seq if x in seen or seen_add(x) )
# turn the set into a list (as requested)
return list( seen_twice )
# get the duplicates for the list_duplicates() function
dups = list_duplicates(macs)
# Print number of duplicates
print("Found %s duplicate(s)." % (len(dups)))
# print a list of all duplicates
for i in dups:
print(i)