SyntaxError: invalid syntax问题，想提交作业的，咋办？

#coding:utf-8
import random
a=random.randint(0,11)
while True:
    if a==0:
        print("1")
    elif a>1 and a<5:
        print("J")
    elif a >= 6 and <= 9:
        print("P")
    else:
        print("G")
#python3.6 and 3.10

#啥情况？
    elif a >= 6 and <= 9:
                     ^
SyntaxError: invalid syntax
#这是aptana studio 3控制台报错，本以为是粗心了，检查了一遍，还是不知道啊

#coding:utf-8

import random

a=random.randint(0,11)

while True:

    if a==0:

        print("1")

    elif a>1 and a<5:

        print("J")

    elif a >= 6 and a<= 9:

        print("P")

    else:

        print("G")