Function try_as_bytes

crates/vm/src/bytes_inner.rs:975–984

(obj: PyObjectRef, f: F)

}

pub fn try_as_bytes<F, R>(obj: PyObjectRef, f: F) -> Option<R>
where
    F: Fn(&[u8]) -> R,
{
    match_class!(match obj {
        i @ PyBytes => Some(f(i.as_bytes())),
        j @ PyByteArray => Some(f(&j.borrow_buf())),
        _ => None,
    })
}

#[inline]
fn count_substring(haystack: &[u8], needle: &[u8], max_count: Option<usize>) -> usize {