如何将字符串分成三部分？

string = "HelloWorld"

# 将字符串分成三部分
part1 = string[:3]
part2 = string[3:6]
part3 = string[6:]

print("Part 1:", part1)
print("Part 2:", part2)
print("Part 3:", part3)

Part 1: Hel
Part 2: loW
Part 3: orld