Merge branch 'debian/experimental-pix' into debian/experimental

1 files changed, 37 insertions, 0 deletions

diff --git a/src/pixelated/support/functional.py b/src/pixelated/support/functional.py
new file mode 100644
index 00000000..2e293625
--- /dev/null
+++ b/src/pixelated/support/functional.py
@@ -0,0 +1,37 @@
+#
+# Copyright (c) 2014 ThoughtWorks, Inc.
+#
+# Pixelated is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Pixelated is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
+from itertools import chain
+
+
+def flatten(_list):
+    return list(chain.from_iterable(_list))
+
+
+def unique(_list):
+    seen = set()
+    seen_add = seen.add
+    return [x for x in _list if not (x in seen or seen_add(x))]
+
+
+def compact(_list):
+    return [a for a in _list if a]
+
+
+def to_unicode(text):
+    if text and not isinstance(text, unicode):
+        encoding = 'utf-8'
+        return unicode(text, encoding=encoding)
+    return text