fix pypy

Author: adriangb

src/input/input_python.rs

@@ -9,7 +9,7 @@ use pyo3::types::{
 };
 #[cfg(not(PyPy))]
 use pyo3::types::{PyDictItems, PyDictKeys, PyDictValues};
-#[cfg(not(PyPy))]
+#[cfg(PyPy)]
 use pyo3::{ffi, intern, AsPyPointer, PyTypeInfo};
 
 use crate::build_tools::safe_repr;