diff --git a/Cargo.lock b/Cargo.lock
index d96474c..e62854d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -476,6 +476,12 @@ dependencies = [
  "gl_generator 0.14.0",
 ]
 
+[[package]]
+name = "heck"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
+
 [[package]]
 name = "image"
 version = "0.22.5"
@@ -493,6 +499,12 @@ dependencies = [
  "tiff",
 ]
 
+[[package]]
+name = "indoc"
+version = "2.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b248f5224d1d606005e02c97f5aa4e88eeb230488bcc03bc9ca4d7991399f2b5"
+
 [[package]]
 name = "inflate"
 version = "0.4.5"
@@ -622,6 +634,15 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "memoffset"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "488016bfae457b036d996092f6cb448677611ce4449e970ceaf42695203f218a"
+dependencies = [
+ "autocfg 1.4.0",
+]
+
 [[package]]
 name = "miniz_oxide"
 version = "0.8.0"
@@ -933,6 +954,12 @@ dependencies = [
  "inflate",
 ]
 
+[[package]]
+name = "portable-atomic"
+version = "1.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "280dc24453071f1b63954171985a0b0d30058d287960968b9b2aca264c8d4ee6"
+
 [[package]]
 name = "proc-macro2"
 version = "0.4.30"
@@ -951,6 +978,69 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "pyo3"
+version = "0.23.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e484fd2c8b4cb67ab05a318f1fd6fa8f199fcc30819f08f07d200809dba26c15"
+dependencies = [
+ "cfg-if 1.0.0",
+ "indoc",
+ "libc",
+ "memoffset",
+ "once_cell",
+ "portable-atomic",
+ "pyo3-build-config",
+ "pyo3-ffi",
+ "pyo3-macros",
+ "unindent",
+]
+
+[[package]]
+name = "pyo3-build-config"
+version = "0.23.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc0e0469a84f208e20044b98965e1561028180219e35352a2afaf2b942beff3b"
+dependencies = [
+ "once_cell",
+ "target-lexicon",
+]
+
+[[package]]
+name = "pyo3-ffi"
+version = "0.23.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eb1547a7f9966f6f1a0f0227564a9945fe36b90da5a93b3933fc3dc03fae372d"
+dependencies = [
+ "libc",
+ "pyo3-build-config",
+]
+
+[[package]]
+name = "pyo3-macros"
+version = "0.23.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fdb6da8ec6fa5cedd1626c886fc8749bdcbb09424a86461eb8cdf096b7c33257"
+dependencies = [
+ "proc-macro2 1.0.92",
+ "pyo3-macros-backend",
+ "quote 1.0.37",
+ "syn 2.0.89",
+]
+
+[[package]]
+name = "pyo3-macros-backend"
+version = "0.23.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38a385202ff5a92791168b1136afae5059d3ac118457bb7bc304c197c2d33e7d"
+dependencies = [
+ "heck",
+ "proc-macro2 1.0.92",
+ "pyo3-build-config",
+ "quote 1.0.37",
+ "syn 2.0.89",
+]
+
 [[package]]
 name = "quote"
 version = "0.6.13"
@@ -1332,6 +1422,12 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "target-lexicon"
+version = "0.12.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61c41af27dd6d1e27b1b16b489db798443478cef1f06a660c96db617ba5de3b1"
+
 [[package]]
 name = "tiff"
 version = "0.3.1"
@@ -1363,6 +1459,7 @@ dependencies = [
 name = "ulohy"
 version = "0.1.0"
 dependencies = [
+ "pyo3",
  "turtle",
 ]
 
@@ -1378,6 +1475,12 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
 
+[[package]]
+name = "unindent"
+version = "0.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7de7d73e1754487cb58364ee906a499937a0dfabd86bcb980fa99ec8c8fa2ce"
+
 [[package]]
 name = "vecmath"
 version = "1.0.0"
diff --git a/Cargo.toml b/Cargo.toml
index 7c2aae9..59732c8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,4 +7,5 @@ edition = "2024"
 opt-level = 3
 
 [dependencies]
+pyo3 = { version = "0.23.3", features = ["auto-initialize"] }
 turtle = "1.0.0-rc.3"
diff --git a/src/u2.py b/src/u2.py
new file mode 100644
index 0000000..59e25ad
--- /dev/null
+++ b/src/u2.py
@@ -0,0 +1,65 @@
+import turtle
+
+radius = 100
+t = turtle.Turtle()
+t.speed(100)
+t.penup()
+
+def a():
+    t.setheading(180)
+    t.forward(radius*3)
+    circle2(False)
+    t.setheading(0)
+    t.penup()
+    t.forward(radius*2)
+    circle2(True)
+    t.setheading(0)
+    t.penup()
+    t.forward(radius*2)
+    circle2(False)
+    t.setheading(0)
+    t.penup()
+    t.forward(radius*2)
+    circle2(True)
+
+def b():
+    circle2(False)
+    t.setheading(90)
+    t.forward(radius*2)
+    circle2(True)
+    t.setheading(180)
+    t.forward(radius*2)
+    circle2(False)
+    t.setheading(270)
+    t.forward(radius*2)
+    circle2(True)
+
+
+def c():
+    circle2(False)
+    t.setheading(90)
+    t.forward(radius*2)
+    circle2(False)
+    t.setheading(180)
+    t.forward(radius*2)
+    circle2(True)
+    t.setheading(270)
+    t.forward(radius*2)
+    circle2(True)
+
+def circle2(reverse):
+    if reverse:
+        t.dot(radius*2, "black")
+        t.dot(radius, "gray")
+    else:
+        t.dot(radius*2, "gray")
+        t.dot(radius, "black")
+
+def main():
+    func = input("a b abo c\n")
+    globals().get(func)()
+
+    input()
+
+if __name__ == "__main__":
+    main()
\ No newline at end of file
diff --git a/src/u2.rs b/src/u2.rs
index da0f5d9..9f7bc22 100644
--- a/src/u2.rs
+++ b/src/u2.rs
@@ -1 +1,13 @@
-pub fn main() {}
+use std::ffi::{CStr, CString};
+use pyo3::ffi::c_str;
+use pyo3::prelude::*;
+
+static code: &'static str = include_str!("u2.py");
+
+pub fn main() {
+    Python::with_gil(|py| {
+        let c = CString::new(code.as_bytes()).unwrap();
+        let activator = PyModule::from_code(py, c.as_c_str(), c_str!("main.py"), c_str!("main")).unwrap();
+        activator.call_method("main", (), None).unwrap();
+    })
+}