python分支语句

一、if else语句

if 条件表达式:

else:

a = 3
b = 4
if a >= b:
    print("a >= b")
else:
    print("a < b")

二、if elif else

a = 6
b = 6
if a > b:
    print("a > b")
elif a < b:
    print("a < b")
else:
    print("a = b")