Add lots of things(including tests)

test/chunk/chunk.test.py

@@ -0,0 +1,6 @@
+import types,functools
+from tape import test
+from chunk import chunk
+def chunk_test(t):
+    t.true(isinstance(chunk, (types.BuiltinFunctionType, types.FunctionType, functools.partial)),'chunk is a function')
+test('Testing chunk',chunk_test)