bt-test-interfaces: integrate python gRPC build system

Change-Id: I8346e4d6f6c853b0b1f76ffba1db1dfad840fedd
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..eaf0973
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+__pycache__
+python/pandora/*
+!python/pandora/__init__.py