diff --git a/install.sh b/install.sh
index ec3b1bf..103a8fc 100755
--- a/install.sh
+++ b/install.sh
@@ -2,4 +2,4 @@
 rm target/wheels -rf
 cargo install --path . 
 maturin build --release
-pip install target/wheels/plexcryptool*x86_64.whl --force
+pip install target/wheels/plexcryptool-*.whl --force
diff --git a/src/cplex/printing.rs b/src/cplex/printing.rs
index 0dc6c82..4891cf7 100644
--- a/src/cplex/printing.rs
+++ b/src/cplex/printing.rs
@@ -12,18 +12,30 @@ use crate::cplex::cli::Cli;
 
 use std::fmt::{Debug, LowerHex};
 
+use pyo3::prelude::*;
+
 use clap::CommandFactory;
 use num::Integer;
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
-/// print the version
+#[pyfunction]
+/// Print version
 pub fn version() {
     let b = <Box<Cli> as CommandFactory>::command();
     println!("{} {}", b.get_name(), b.get_version().unwrap());
     return;
 }
 
+#[pyfunction]
+/// Print about
+pub fn about() {
+    let b = <Box<Cli> as CommandFactory>::command();
+    println!("{}", b.get_about().unwrap());
+    return;
+}
+
+#[pyfunction]
 /// print a seperator
 pub fn seperator() {
     println!("{:=<120}", '=');
diff --git a/src/lib.rs b/src/lib.rs
index f901b07..c7d18f6 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -35,6 +35,18 @@ fn register_binary_module(py: Python, parent_module: &PyModule) -> PyResult<()>
     Ok(())
 }
 
+#[pymodule]
+fn register_cplex_module(py: Python, parent_module: &PyModule) -> PyResult<()> {
+    let cplex_module = PyModule::new(py, "cplex")?;
+    let printing_module = PyModule::new(py, "printing")?;
+    printing_module.add_function(wrap_pyfunction!(cplex::printing::seperator, printing_module)?)?;
+    printing_module.add_function(wrap_pyfunction!(cplex::printing::version, printing_module)?)?;
+    printing_module.add_function(wrap_pyfunction!(cplex::printing::about, printing_module)?)?;
+    cplex_module.add_submodule(printing_module)?;
+    parent_module.add_submodule(cplex_module)?;
+    Ok(())
+}
+
 #[pymodule]
 fn register_math_module(py: Python, parent_module: &PyModule) -> PyResult<()> {
     let math_module = PyModule::new(py, "math")?;
@@ -47,10 +59,12 @@ fn register_math_module(py: Python, parent_module: &PyModule) -> PyResult<()> {
 #[pymodule]
 fn register_algo_module(py: Python, parent_module: &PyModule) -> PyResult<()> {
     let algo_module = PyModule::new(py, "algo")?;
-    algo_module.add_function(wrap_pyfunction!(algo::feistel0::encrypt, algo_module)?)?;
-    algo_module.add_function(wrap_pyfunction!(algo::feistel0::decrypt, algo_module)?)?;
-    algo_module.add_function(wrap_pyfunction!(algo::feistel0::sbox, algo_module)?)?;
-    algo_module.add_function(wrap_pyfunction!(algo::feistel0::key_scheduler, algo_module)?)?;
+    let feistel0_module = PyModule::new(py, "algo")?;
+    feistel0_module.add_function(wrap_pyfunction!(algo::feistel0::encrypt, feistel0_module)?)?;
+    feistel0_module.add_function(wrap_pyfunction!(algo::feistel0::decrypt, feistel0_module)?)?;
+    feistel0_module.add_function(wrap_pyfunction!(algo::feistel0::sbox, feistel0_module)?)?;
+    feistel0_module.add_function(wrap_pyfunction!(algo::feistel0::key_scheduler, feistel0_module)?)?;
+    algo_module.add_submodule(feistel0_module)?;
     parent_module.add_submodule(algo_module)?;
     Ok(())
 }
@@ -60,5 +74,7 @@ fn register_algo_module(py: Python, parent_module: &PyModule) -> PyResult<()> {
 fn plexcryptool(py: Python, m: &PyModule) -> PyResult<()> {
     register_binary_module(py, m)?;
     register_math_module(py, m)?;
+    register_cplex_module(py, m)?;
+    register_algo_module(py, m)?;
     Ok(())
 }