Header, suite/block, clause:

if foo == bar:         # header             clause 1
    print('same')          # suite/block    clause 1
else:                  # header             clause 2
    print('different')     # suite/block    clause 2

if, else, ifelse:

if credits == 90: print('Senior') else if credits == 60: print('Junior') else: print('*something else')

if credits == 90: print('Senior') elif credits == 60: print('Junior') else: print('*something else')