我想运行一个python文件然后启动但是之后给我这个错误。我要修复这个错误,我是python的初学者。
Traceback (most recent call last):
File "./mininet_multicast_pox.py", line 318, in <module>
mcastTest(topo, False, hosts)
File "./mininet_multicast_pox.py", line 53, in mcastTest
pox_process = Popen(pox_arguments, stdout=fnull, stderr=fnull, shell=False, close_fds=True)
File "/usr/lib/python2.7/subprocess.py", line 710, in __init__
errread, errwrite)
File "/usr/lib/python2.7/subprocess.py", line 1327, in _execute_child
raise child_exception
OSError: [Errno 2] No such file or directory