Actually remove DimensionalityError and TypeError from the crate API as they are never used directly.

Author: adamreichold

CHANGELOG.md

@@ -8,6 +8,7 @@
   - The `inner`, `dot` and `einsum` functions can also return a scalar instead of a zero-dimensional array to match NumPy's types ([#285](https://github.com/PyO3/rust-numpy/pull/285))
   - The `PyArray::resize` function supports n-dimensional contiguous arrays. ([#312](https://github.com/PyO3/rust-numpy/pull/312))
   - Deprecate `PyArray::from_exact_iter` after optimizing `PyArray::from_iter`. ([#292](https://github.com/PyO3/rust-numpy/pull/292))
+  - Remove `DimensionalityError` and `TypeError` from the public API as they never used directly. ([#315](https://github.com/PyO3/rust-numpy/pull/315))
   - Fix returning invalid slices from `PyArray::{strides,shape}` for rank zero arrays. ([#303](https://github.com/PyO3/rust-numpy/pull/303))
 
 - v0.16.2

src/lib.rs

@@ -61,9 +61,7 @@ pub use crate::borrow::{
 };
 pub use crate::convert::{IntoPyArray, NpyIndex, ToNpyDims, ToPyArray};
 pub use crate::dtype::{dtype, Complex32, Complex64, Element, PyArrayDescr};
-pub use crate::error::{
-    BorrowError, DimensionalityError, FromVecError, NotContiguousError, TypeError,
-};
+pub use crate::error::{BorrowError, FromVecError, NotContiguousError};
 pub use crate::npyffi::{PY_ARRAY_API, PY_UFUNC_API};
 #[allow(deprecated)]
 pub use crate::npyiter::{