diff --git a/README.md b/README.md
index 3671784af..4e2460b5b 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 # RustPython
 A Python Interpreter written in Rust :snake: :scream: :metal:.
 
+[![Build Status](https://travis-ci.org/RustPython/RustPython.svg?branch=master)](https://travis-ci.org/RustPython/RustPython)
+
 # Usage (Not implemented yet)
 
 To test RustPython, do the following:
diff --git a/parser/src/compiler/mod.rs b/parser/src/compiler/mod.rs
index 3e6b69e24..44e2e78eb 100644
--- a/parser/src/compiler/mod.rs
+++ b/parser/src/compiler/mod.rs
@@ -5,14 +5,14 @@ mod python;
 pub mod ast;
 mod token;
 mod lexer;
-mod compile;
-mod bytecode;
+// mod compile;
+// mod bytecode;
 mod builtins;
 mod pyobject;
-mod vm;
+// mod vm;
 
 pub use self::parser::parse;
-pub use self::vm::evaluate;
+// pub use self::vm::evaluate;
 
 
 // Mimic eval code objects:
diff --git a/parser/src/compiler/bytecode.rs b/py_code_object/src/bytecode.rs
similarity index 100%
rename from parser/src/compiler/bytecode.rs
rename to py_code_object/src/bytecode.rs
diff --git a/py_code_object/src/lib.rs b/py_code_object/src/lib.rs
index 006ec4234..d15b9355a 100644
--- a/py_code_object/src/lib.rs
+++ b/py_code_object/src/lib.rs
@@ -29,6 +29,7 @@ pub enum NativeType{
 pub struct PyCodeObject {
     pub co_consts: Vec<NativeType>,
     pub co_names: Vec<String>,
+    // TODO: use vector of bytecode objects instead of strings?
     pub co_code: Vec<(usize, String, Option<usize>)>, //size, name, args
     pub co_varnames: Vec<String>,
 }