error: useless conversion to the same type: `pyo3::Bound<'_, pyo3::PyAny>`
   --> arrow-pyarrow/src/lib.rs:181:12
    |
181 |         Ok(dtype.into())
    |            ^^^^^^^^^^^^ help: consider removing `.into()`: `dtype`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
    = note: `-D clippy::useless-conversion` implied by `-D warnings`
    = help: to override `-D warnings` add `#[allow(clippy::useless_conversion)]`

error: useless conversion to the same type: `pyo3::Bound<'_, pyo3::PyAny>`
   --> arrow-pyarrow/src/lib.rs:217:12
    |
217 |         Ok(dtype.into())
    |            ^^^^^^^^^^^^ help: consider removing `.into()`: `dtype`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion

error: useless conversion to the same type: `pyo3::Bound<'_, pyo3::PyAny>`
   --> arrow-pyarrow/src/lib.rs:253:12
    |
253 |         Ok(schema.into())
    |            ^^^^^^^^^^^^^ help: consider removing `.into()`: `schema`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion

error: could not compile `arrow-pyarrow` (lib) due to 3 previous errors
warning: build failed, waiting for other jobs to finish...