Simplifying code to use format of select.error arguments that works in both Py27 and Py3

1 files changed, 1 insertions, 5 deletions

diff --git a/pexpect/__init__.py b/pexpect/__init__.py
index ecb071f..c0ad145 100644
--- a/pexpect/__init__.py
+++ b/pexpect/__init__.py
@@ -1687,11 +1687,7 @@ class spawn(object):
                 return select.select(iwtd, owtd, ewtd, timeout)
             except select.error:
                 err = sys.exc_info()[1]
-                if hasattr(err, 'errno'):
-                    error_num = err.errno
-                else:
-                    error_num = err[0]
-                if error_num == errno.EINTR:
+                if err.args[0] == errno.EINTR:
                     # if we loop back we have to subtract the
                     # amount of time we already waited.
                     if timeout is not None: