make setup.py run with python 3, fix mentioned in issue #9

git-svn-id: https://python-poppler-qt4.googlecode.com/svn/trunk/python-poppler-qt4@49 83130c62-50b3-82d2-30ac-6e1d6613df04

Author: wbsoft

setup.py

@@ -67,6 +67,9 @@ def pkg_config(package, attrs=None, include_only=False):
     except OSError:
         return attrs
     flag_map = {'-I': 'include_dirs', '-L': 'library_dirs', '-l': 'libraries'}
+    # for python3 turn bytes back to string
+    if sys.version_info.major > 2:
+        output = output.decode('utf-8')
     for flag in shlex.split(output):
         option, path = flag[:2], flag[2:]
         if option in flag_map:
@@ -80,6 +83,9 @@ def pkg_config_version(package):
     cmd = ['pkg-config', '--modversion', package]
     try:
         output = subprocess.Popen(cmd, stdout=subprocess.PIPE).communicate()[0]
+        # for python3 turn bytes back to string
+        if sys.version_info.major > 2:
+            output = output.decode('utf-8')
         return tuple(map(int, re.findall(r'\d+', output)))
     except OSError:
         sys.stderr.write("Can't determine version of %s\n" % package)