Add full Python 3 compatibility (Closes #10, #20, #49).

Also:
- update travis.yml to build against 2.6-2.7 and 3.2-3.3
- Switch to relative imports

Signed-off-by: Raphaël Barrois <raphael.barrois@polytechnique.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/factory/compat.py b/factory/compat.py
new file mode 100644
index 0000000..a924de0
--- /dev/null
+++ b/factory/compat.py
@@ -0,0 +1,33 @@
+# -*- coding: utf-8 -*-
+# Copyright (c) 2010 Mark Sandstrom
+# Copyright (c) 2011-2013 Raphaël Barrois
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+
+
+"""Compatibility tools"""
+
+import sys
+
+is_python2 = (sys.version_info[0] == 2)
+
+if is_python2:
+    string_types = (str, unicode)
+else:
+    string_types = (str,)