Skip some step

# Create a range that does not contain 50
for i in [x for x in xrange(100) if x != 50]:
    print i
# Create 2 ranges [0,49] and [51, 100] (Python 2)
for i in range(50) + range(51, 100):
    print i
# Create a iterator and skip 50
xr = iter(xrange(100))
for i in xr:
    print i
    if i == 49:
        next(xr)
# Simply continue in the loop if the number is 50
for i in range(100):
    if i == 50:
        continue
    print i