libraries/pexpect: Remove python3 bindings.

Signed-off-by: Willy Sudiarto Raharjo <willysr@slackbuilds.org>

libraries/pexpect/pexpect.SlackBuild

@@ -3,7 +3,7 @@
 # Slackware build script for Pexpect
 
 # Copyright (c) 2007 Javier Rojas <jerojasro@gmail.com>
-# Copyright 2014-2018 Willy Sudiarto Raharjo <willysr@slackbuilds.org>
+# Copyright 2014-2022 Willy Sudiarto Raharjo <willysr@slackbuilds.org>
 # All rights reserved.
 #
 # Redistribution and use of this script, with or without modification, is
@@ -39,9 +39,6 @@ if [ -z "$ARCH" ]; then
   esac
 fi
 
-# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
-# the name of the created package would be, and then exit. This information
-# could be useful to other scripts.
 if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
   echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
   exit 0
@@ -81,10 +78,6 @@ find -L . \
   -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
 python setup.py install --root=$PKG
-# Python 3 support.
-if $(python3 -c 'import sys' 2>/dev/null); then
-  python3 setup.py install --root=$PKG
-fi
 
 mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
 cp -a LICENSE README.rst $PKG/usr/doc/$PRGNAM-$VERSION