@@ -263,7 +263,7 @@ def fork_for_tests(concurrency_num, suite):
ourpid = os.getpid()
try:
newbuilddir = None
- stream = os.fdopen(c2pwrite, 'wb', 1)
+ stream = os.fdopen(c2pwrite, 'wb')
os.close(c2pread)
(builddir, newbuilddir) = suite.setupfunc("-st-" + str(ourpid), selftestdir, process_suite)
@@ -308,7 +308,7 @@ def fork_for_tests(concurrency_num, suite):
os._exit(0)
else:
os.close(c2pwrite)
- stream = os.fdopen(c2pread, 'rb', 1)
+ stream = os.fdopen(c2pread, 'rb')
# Collect stdout/stderr into an io buffer
output = io.BytesIO()
testserver = ProtocolTestCase(stream, passthrough=output)