Function polars::export::arrow::io::parquet::read::fallible_streaming_iterator::convert

pub fn convert<'a, I, T, E>(it: I) -> Convert<'a, I, T> where
    I: Iterator<Item = Result<&'a T, E>>, 

This is supported on crate feature io_parquet only.

Converts a normal Iterator over Results of references into a FallibleStreamingIterator.