Upgrade pyo3 and maturin

Cargo.toml

@@ -40,7 +40,7 @@ serde = { version = "1.0", features = ["derive", "rc"] }
 regex = "1.8.4"
 
 [dependencies.pyo3]
-version = "0.14.2"
+version = "0.20.2"
 features = ["abi3-py38", "extension-module"]
 optional = true
 

pyproject.toml

@@ -1,5 +1,5 @@
 [build-system]
-requires = ["maturin>=1.1.0,<1.3.0"]
+requires = ["maturin>=1.3.2,<1.4.0"]
 build-backend = "maturin"
 
 [tool.maturin]

src/py/api.rs

@@ -166,7 +166,8 @@ fn run_clvm_compilation(
     }
 }
 
-#[pyfunction(arg3 = "[]", arg4 = "None")]
+#[pyfunction]
+#[pyo3(signature = (input_path, output_path, search_paths = Vec::new(), export_symbols = None))]
 fn compile_clvm(
     input_path: &PyAny,
     output_path: String,
@@ -181,7 +182,8 @@ fn compile_clvm(
     )
 }
 
-#[pyfunction(arg2 = "[]", arg3 = "None")]
+#[pyfunction]
+#[pyo3(signature = (source, search_paths = Vec::new(), export_symbols = None))]
 fn compile(
     source: String,
     search_paths: Vec<String>,
@@ -195,7 +197,8 @@ fn compile(
     )
 }
 
-#[pyfunction(arg2 = "[]")]
+#[pyfunction]
+#[pyo3(signature = (input_path, search_paths=Vec::new()))]
 fn check_dependencies(input_path: &PyAny, search_paths: Vec<String>) -> PyResult<PyObject> {
     run_clvm_compilation(
         CompileClvmSource::SourcePath(input_path),
@@ -282,12 +285,14 @@ impl CldbSingleBespokeOverride for CldbSinglePythonOverride {
                 .pycode
                 .call1(py, PyTuple::new(py, &vec![arg_value]))
                 .map_err(|e| RunFailure::RunErr(env.loc(), format!("{}", e)))?;
-            python_value_to_clvm(py, res)
+            let res_ref: &PyAny = res.as_ref(py);
+            python_value_to_clvm(res_ref)
         })
     }
 }
 
-#[pyfunction(arg4 = "None", arg5 = "None")]
+#[pyfunction]
+#[pyo3(signature = (hex_prog, hex_args, symbol_table, overrides=None, run_options=None))]
 fn start_clvm_program(
     hex_prog: String,
     hex_args: String,
@@ -298,17 +303,18 @@ fn start_clvm_program(
     let (command_tx, command_rx) = mpsc::channel();
     let (result_tx, result_rx) = mpsc::channel();
 
-    let gil = Python::acquire_gil();
-    let py = gil.python();
+    let print_only_value = Python::with_gil(|py| {
+        let print_only_option = run_options
+            .and_then(|h| h.get("print").map(|p| p.clone()))
+            .unwrap_or_else(|| {
+                let any: Py<PyAny> = PyBool::new(py, false).into();
+                any
+            });
 
-    let print_only_option = run_options
-        .and_then(|h| h.get("print").map(|p| p.clone()))
-        .unwrap_or_else(|| {
-            let any: Py<PyAny> = PyBool::new(py, false).into();
-            any
-        });
+        PyBool::new(py, true).compare(print_only_option)
+    })?;
 
-    let print_only = PyBool::new(py, true).compare(print_only_option)? == Ordering::Equal;
+    let print_only = print_only_value == Ordering::Equal;
 
     thread::spawn(move || {
         let mut allocator = Allocator::new();
@@ -386,7 +392,8 @@ fn start_clvm_program(
     })
 }
 
-#[pyfunction(arg3 = 2)]
+#[pyfunction]
+#[pyo3(signature = (tool_name, args, default_stage=2))]
 fn launch_tool(tool_name: String, args: Vec<String>, default_stage: u32) -> Vec<u8> {
     let mut stdout = Stream::new(None);
     cmds::launch_tool(&mut stdout, &args, &tool_name, default_stage);

src/py/pyval.rs

@@ -11,14 +11,13 @@ use crate::compiler::runtypes::RunFailure;
 use crate::compiler::sexp::SExp;
 use crate::compiler::srcloc::Srcloc;
 
-pub fn map_err_to_pyerr(srcloc: Srcloc, r: PyResult<Py<PyAny>>) -> Result<Py<PyAny>, RunFailure> {
+pub fn map_err_to_pyerr<PA>(srcloc: Srcloc, r: PyResult<PA>) -> Result<PA, RunFailure> {
     r.map_err(|e| RunFailure::RunErr(srcloc, format!("{e}")))
 }
 
-pub fn python_value_to_clvm(py: Python, val: Py<PyAny>) -> Result<Rc<SExp>, RunFailure> {
+pub fn python_value_to_clvm(val: &PyAny) -> Result<Rc<SExp>, RunFailure> {
     let srcloc = Srcloc::start("*python*");
-    val.as_ref(py)
-        .downcast::<PyList>()
+    val.downcast::<PyList>()
         .ok()
         .map(|l| {
             if l.is_empty() {
@@ -27,11 +26,10 @@ pub fn python_value_to_clvm(py: Python, val: Py<PyAny>) -> Result<Rc<SExp>, RunF
                 let mut result = SExp::Nil(srcloc.clone());
                 for i_rev in 0..l.len() {
                     let i = l.len() - i_rev - 1;
-                    let item = l.get_item(i as isize).extract();
-                    let any_of_elt = map_err_to_pyerr(srcloc.clone(), item)?;
+                    let any_of_elt = map_err_to_pyerr(srcloc.clone(), l.get_item(i))?;
                     result = SExp::Cons(
                         srcloc.clone(),
-                        python_value_to_clvm(py, any_of_elt)?,
+                        python_value_to_clvm(any_of_elt)?,
                         Rc::new(result),
                     );
                 }
@@ -40,30 +38,28 @@ pub fn python_value_to_clvm(py: Python, val: Py<PyAny>) -> Result<Rc<SExp>, RunF
         })
         .map(Some)
         .unwrap_or_else(|| {
-            val.as_ref(py)
-                .downcast::<PyTuple>()
+            val.downcast::<PyTuple>()
                 .map(|t| {
                     if t.len() != 2 {
                         Err(RunFailure::RunErr(
                             srcloc.clone(),
                             "tuple must have len 2".to_string(),
                         ))
                     } else {
-                        let any_of_e0 = map_err_to_pyerr(srcloc.clone(), t.get_item(0).extract())?;
-                        let any_of_e1 = map_err_to_pyerr(srcloc.clone(), t.get_item(1).extract())?;
+                        let any_of_e0 = map_err_to_pyerr(srcloc.clone(), t.get_item(0))?;
+                        let any_of_e1 = map_err_to_pyerr(srcloc.clone(), t.get_item(1))?;
                         Ok(Rc::new(SExp::Cons(
                             srcloc.clone(),
-                            python_value_to_clvm(py, any_of_e0)?,
-                            python_value_to_clvm(py, any_of_e1)?,
+                            python_value_to_clvm(any_of_e0)?,
+                            python_value_to_clvm(any_of_e1)?,
                         )))
                     }
                 })
                 .ok()
         })
         .map(Some)
         .unwrap_or_else(|| {
-            val.as_ref(py)
-                .downcast::<PyBytes>()
+            val.downcast::<PyBytes>()
                 .map(|b| Ok(Rc::new(SExp::Atom(srcloc.clone(), b.as_bytes().to_vec()))))
                 .ok()
         })