started fixes to allow compilation with current pyo3 master

Author: g-bauer

Cargo.toml

@@ -15,7 +15,7 @@ libc = "0.2"
 num-complex = "0.2"
 num-traits = "0.2"
 ndarray = ">=0.13"
-pyo3 = "0.11.1"
+pyo3 = { git = "https://github.com/PyO3/pyo3" }
 
 [features]
 # In default setting, python version is automatically detected

src/error.rs

@@ -70,7 +70,7 @@ macro_rules! impl_pyerr {
 
         impl std::convert::From<$err_type> for PyErr {
             fn from(err: $err_type) -> PyErr {
-                PyErr::from_value::<exc::TypeError>(PyErrValue::from_err_args(err))
+                PyErr::from_value::<exc::PyTypeError>(PyErrValue::from_err_args(err))
             }
         }
     };