Message 171159 - Python tracker (original) (raw)

$ ./python.exe -m timeit -n 100 -s "s= set(range(2000)); l = set(range(20000000))" "s-=l"

s is empty set after first loop. Try this:

$ ./python.exe -m timeit -n 100 -s "s= set(range(2000)); l = set(range(2000,2000+20000000))" "s-=l"