Remove py from parse_fn_args's args(to address clippy warning)

Author: kngwyu

pyo3-derive-backend/src/pymethod.rs

@@ -476,7 +476,6 @@ pub fn impl_arg_params(spec: &FnSpec<'_>, body: TokenStream) -> TokenStream {
         // Workaround to use the question mark operator without rewriting everything
         let _result = (|| {
             let (_args, _kwargs) = pyo3::derive_utils::parse_fn_args(
-                _py,
                 Some(_LOCATION),
                 PARAMS,
                 _args,

src/derive_utils.rs

@@ -7,6 +7,7 @@
 use crate::err::PyResult;
 use crate::exceptions::TypeError;
 use crate::init_once;
+use crate::instance::PyNativeType;
 use crate::types::{PyAny, PyDict, PyModule, PyTuple};
 use crate::GILPool;
 use crate::Python;
@@ -33,7 +34,6 @@ pub struct ParamDescription {
 /// * output: Output array that receives the arguments.
 ///           Must have same length as `params` and must be initialized to `None`.
 pub fn parse_fn_args<'p>(
-    py: Python<'p>,
     fname: Option<&str>,
     params: &[ParamDescription],
     args: &'p PyTuple,
@@ -99,6 +99,7 @@ pub fn parse_fn_args<'p>(
     }
     // Adjust the remaining args
     let args = if accept_args {
+        let py = args.py();
         let slice = args.slice(used_args as isize, nargs as isize).into_py(py);
         py.checked_cast_as(slice).unwrap()
     } else {