Samay Kapadia

Julia interface for polars

13

#### Describe your feature request Has there been any consideration towards a Julia package for polars? I see that you have python and js in there. I would be happy...

### Problem description I was trying out polar's new delta reader and ran into this error using `pl.scan_delta(...)` `Arrow datatype Decimal(18, 5) not supported by Polars. You probably need to...

## Request Add support for Apache Arrow to enable usage of all the tools that come with it, potentially via arrow2 ### Motivation Apache Arrow and pyarrow are big parts...

[BUG]: Pointer[Self] cannot be instantiated with null pointer

2

### Bug description "Steps to reproduce" contains a simplified example. I would like to use this in my `Tensor` struct so that I can implement back propagation ### Steps to...

[BUG]: cannot be converted from 'fn(Person) -> Person' to 'fn(Person) -> Person'

6

### Bug description I was trying to make a small implementation for a list that supports memory only types and I came across a bug - not sure if this...

[BUG] Cannot call function with same name that is outside struct

2

## Bug Description If you have a function with the same name inside and outside a struct, then you cannot call the function that it outside the struct from the...

[BUG] functions that raise with memory primary result type have problems

1

## Bug Description When I try to raise before assigning values, I get an error that seems like it incorrectly refers to `self.shape` when I'd like to refer to the...

[Feature Request] Implement `map`, `filter` and `for_each` to enable function chaining (some code provided)

3

(implementation below) ## Request In whatever becomes the default list type, consider implementing `map` and `for_each` in a way that allows funciton chaning. ```python listy_mclistface .map[Int](square) .filter(divisible_by_4) .for_each(print) ``` Function...

[Feature Request] Measuring allocations + wall time for functions

1

## Request When writing code with performance in mind, keeping an eye on the number of allocations + time taken is crucial to know. This is a feature request to...

[Feature Request] Consider adding `Instant` and `DateTimeLocal` to Time.mojo (implementation provided)

3

Here is a small implementation that builds on top of the existing `Time.mojo`file (Edit: I would be up for working on more structs like DateTimeZoned, DateTimeOffset, Date, Time, Period etc...