Add new modules and document

2 files changed, 23 insertions, 0 deletions

diff --git a/pies/ast.py b/pies/ast.py
new file mode 100644
index 0000000..43739a1
--- /dev/null
+++ b/pies/ast.py
@@ -0,0 +1,10 @@
+from __future__ import absolute_import
+
+from ast import *
+
+from .version_info import PY2
+
+if PY2:
+    Try = TryExcept
+else:
+    TryFinally = ()
diff --git a/pies/unittest.py b/pies/unittest.py
new file mode 100644
index 0000000..03b130e
--- /dev/null
+++ b/pies/unittest.py
@@ -0,0 +1,13 @@
+from __future__ import absolute_import
+
+import sys
+from unittest import *
+
+if sys.version_info < (2, 7):
+    skip = lambda why: (lambda func: 'skip')
+    skipIf = lambda cond, why: (skip(why) if cond else lambda func: func)
+
+    class TestCase(TestCase):
+        def assertIs(self, expr1, expr2, msg=None):
+            if expr1 is not expr2:
+                self.fail(msg or '%r is not %r' % (expr1, expr2))