Upgrade to pyo3 0.3.1, part 2

Author: konstin

example_tomlgen/hello/english/lib.rs

@@ -3,11 +3,10 @@
 extern crate pyo3;
 
 use pyo3::prelude::*;
-use pyo3::py::modinit;
 
 /// Module documentation string
-#[modinit(english)]
-fn init(py: Python, m: &PyModule) -> PyResult<()> {
+#[pymodinit]
+fn english(py: Python, m: &PyModule) -> PyResult<()> {
 
     #[pyfn(m, "hello")]
     fn hello(_py: Python) -> PyResult<()> {

example_tomlgen/hello/french/lib.rs

@@ -3,11 +3,10 @@
 extern crate pyo3;
 
 use pyo3::prelude::*;
-use pyo3::py::modinit;
 
 /// Module documentation string
-#[modinit(french)]
-fn init(py: Python, m: &PyModule) -> PyResult<()> {
+#[pymodinit]
+fn french(py: Python, m: &PyModule) -> PyResult<()> {
 
     #[pyfn(m, "hello")]
     fn hello(_py: Python) -> PyResult<()> {