diff --git a/Cargo.lock b/Cargo.lock
index 35a8f903..6f8d0ca3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1111,6 +1111,7 @@ version = "0.1.2"
 dependencies = [
  "dora-node-api",
  "dora-operator-api-python",
+ "dora-runtime",
  "eyre",
  "flume",
  "pyo3",
diff --git a/Cargo.toml b/Cargo.toml
index b0ca1b3c..30148c22 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -68,6 +68,10 @@ path = "examples/c++-dataflow/run.rs"
 name = "python-dataflow"
 path = "examples/python-dataflow/run.rs"
 
+[[example]]
+name = "python-operator-dataflow"
+path = "examples/python-operator-dataflow/run.rs"
+
 [[example]]
 name = "benchmark"
 path = "examples/benchmark/run.rs"
diff --git a/apis/python/node/Cargo.toml b/apis/python/node/Cargo.toml
index 993d206d..fdffc278 100644
--- a/apis/python/node/Cargo.toml
+++ b/apis/python/node/Cargo.toml
@@ -13,7 +13,7 @@ pyo3 = { version = "0.16", features = ["eyre", "abi3-py37"] }
 eyre = "0.6"
 serde_yaml = "0.8.23"
 flume = "0.10.14"
-# dora-runtime = { path = "../../../binaries/runtime" }
+dora-runtime = { path = "../../../binaries/runtime" }
 
 [lib]
 name = "dora"
diff --git a/apis/python/node/src/lib.rs b/apis/python/node/src/lib.rs
index 8e2be28c..e083c73d 100644
--- a/apis/python/node/src/lib.rs
+++ b/apis/python/node/src/lib.rs
@@ -105,17 +105,17 @@ impl Node {
     }
 }
 
-// #[pyfunction]
-// fn start_runtime() -> Result<()> {
-//     dora_runtime::main()
-//         .wrap_err("Python Dora Runtime failed.")
-//         .unwrap();
-//     Ok(())
-// }
+#[pyfunction]
+fn start_runtime() -> Result<()> {
+    dora_runtime::main()
+        .wrap_err("Python Dora Runtime failed.")
+        .unwrap();
+    Ok(())
+}
 
 #[pymodule]
 fn dora(_py: Python, m: &PyModule) -> PyResult<()> {
-    // m.add_function(wrap_pyfunction!(start_runtime, m)?)?;
+    m.add_function(wrap_pyfunction!(start_runtime, m)?)?;
     m.add_class::<Node>().unwrap();
     Ok(())
 }