Python how to read output from pexpect child?

Question

child = pexpect.spawn (\'/bin/bash\')
child.sendline(\'ls\')
print(child.readline())
print child.before, child.after

All I get with this code in my

Answer 1

import sys
import pexpect
child = pexpect.spawn('ls')
child.logfile = sys.stdout
child.expect(pexpect.EOF)

See the manual entry on the subject.