Patrick Mézard added the comment:
pythonmeister: I never expected stderr to be redirected, just *all
stdout* to be captured. But...
gagenellina: you are completely right about the failure. Still, this
issue happened with a real world application written in C, and
redirecting manually stderr to
New submission from Patrick Mézard:
Let child.py be:
"""
import sys
sys.stdout.write('1:stdout\n')
sys.stdout.flush()
sys.stderr.write('2:stderr\n')
sys.stderr.flush()
sys.stdout.write('3:stdout\n')
sys.stdout.flush()
"""
and parent.
