If
if exp:
    statement
else:
    statement
		
if 1 < 2:
    print 'True'
else:
    print 'False'

#ternary condition
a = True if (1 < 2) else False
print a
		
if exp:
    statement
elif exp:
    statement
else:
    statement
		
grade = 95

if 90 <= grade <= 100:
    print('A')
elif 80 <= grade < 90:
    print('B')
else:
    print('Work harder ...')
		
Reference