Add test script for testing with https://github.com/kaos/capnp_test

scripts/capnp_test_pycapnp.py

@@ -0,0 +1,29 @@
+#!/usr/bin/env python
+import capnp
+import os
+capnp.add_import_hook([os.getcwd(), "/usr/local/include/"]) # change this to be auto-detected?
+
+import test_capnp
+
+import sys
+
+def format_decode(val):
+    val = val.replace('\n ', '')
+    val = val.replace('( ', '(')
+    val = val.replace(' )', ')')
+
+    return val
+
+def decode(name):
+    print format_decode(str(getattr(test_capnp, name)))
+
+def encode(name):
+    val = getattr(test_capnp, name)
+    class_name = name[0].upper() + name[1:]
+    message = getattr(test_capnp, class_name).from_dict(val.to_dict())
+    print message.to_bytes()
+
+if sys.argv[1] == 'decode':
+    decode(sys.argv[2])
+else:
+    encode(sys.argv[2])