首先,该代码不会打印“hello world”,因为您没有调用该函数:
def main():
print("Hello world")
# This is also wrong. It's a recursive function with no stopping condition.
#main()
main()
在终端内,运行:
cd C:\Users\zeeshan\Desktop
python zekee.py
如果失败,则说明您的 PATH 变量不包含 python。您需要找到Python的安装位置并将其添加到PATH中。