h3ronpy

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Reverse (H3 set → raster)

3

Could this library do the reverse operation for raster conversion? i.e., given a set of H3 indicies (at the same, or perhaps at mixed resolutions), and some property (e.g. elevation),...

alpha-beta-soup

Question: Lazy coordinates_to_cells

3

I am a new polars user and I am curious how do I use the `coordinates_to_cells` function in a lazy context? If I do what I think needs to be...

highway900

inverse width and height during rasterizing

1

numpy needs (height, width), but from_bounds needs (width, height) generaed rasters are ok according to their transform but images have inversed width and height.

od-forsk

WIP: array classes

7

Just putting up some scratch work for discussion re https://github.com/nmandery/h3ronpy/issues/55 ### Change list - Export classes like `CellArray`, `DirectedEdgeArray`, etc (names can be changed) that represent arrow arrays of h3...

kylebarron

Adopt Arrow PyCapsule Interface and remove required pyarrow dependency

10

👋 About a year ago, the Arrow project created a new spec, the [Arrow PyCapsule Interface](https://arrow.apache.org/docs/format/CDataInterface/PyCapsuleInterface.html), which standardizes the way Python libraries exchange Arrow data. This means that a whole...

kylebarron

Support numpy 2

1

Once a pyo3-numpy release containing https://github.com/PyO3/rust-numpy/pull/442 is published

nmandery

List of cells to GeoArrow Polygon Array

2

I'm interested in potentially using h3ronpy from [Lonboard](https://github.com/developmentseed/lonboard), a Python library I develop for fast geospatial visualization in deck.gl. One of the ways I'd like to support visualizing H3 data...

kylebarron

declare the version as dynamic

2

- [x] closes #77 `maturin` will take the version from `Cargo.toml`. From the point of view of `pyproject.toml` this means that `version` is dynamic and should be declared as such.

keewis

Hello! When using the polars expression interface a new warning `MapWithoutReturnDtypeWarning` appears: ``` >>> import polars as pl >>> import h3ronpy.polars >>> df = pl.DataFrame({"cell":["86b375d77ffffff","865f00027ffffff"]}) >>> df.select(pl.col("cell").h3.cells_parse()) :1: MapWithoutReturnDtypeWarning: 'return_dtype'...

BielStela

Missing geometry from cells_dataframe_to_geodataframe with non-sequential index

1

Encountered a rather puzzling bug where a non-sequential index for a dataframe causes a problem when converting cells to geodataframe resulting in missing geometry for most of the cells. `uvx...

cas--