xcdat

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[Doc]: Create a Jupyter Notebook for converting column-based data to grid-based data

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Create a Jupyter Notebook tutorial that covers how to convert column-based data to grid-based data for use with xCDAT APIs. - Related to [comment](https://github.com/xCDAT/xcdat/issues/89#issuecomment-1570651548)

tomvothecoder

[Bug]: temporal.group_average with custom seasons produces wrong result when season cross year boundary for custom seasons.

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### What happened? For a season like ["Dec", "Jan", "Feb"], xcdat use Dec value of the year, not of the previous year, at it should for custom seasons ### What...

oliviermarti

[Enhancement]: Update `coords="minimal"` and `compat="minimal"` as defaults to improve performance of `xc.open_mfdataset()`?

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### Is your feature request related to a problem? `xarray.open_mfdataset()` has a few issues related to: (1) incorrectly concatenating coords on variables (e.g,. "time" gets added to "lat_bnds") and 2)...

tomvothecoder

[Feature]: custom seasons that span calendar years

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### Is your feature request related to a problem? Following #393, it seems that it would be useful to expand [custom seasons](https://xcdat.readthedocs.io/en/stable/generated/xarray.Dataset.temporal.group_average.html) functionality across calendar years. Examples include: taking the...

arfriedman

[Enhancement]: Add weight threshold option for averaging operations

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### Is your feature request related to a problem? When xCDAT performs an averaging operation (spatial or temporal) with missing data, it assigns missing values a weight of zero (which...

pochedls

[Bug]: Regrid2 breaks in `_preserve_bounds` because `_regrid` incorrectly transposes `output_data` shape, which doesn't align with original dim order used by bounds

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### What happened? There is an issue where transposing the shape of data causes misalignment with the original dimension order. When we attempt to preserve bounds, the original dimension order...

tomvothecoder

### Describe your documentation update The contributing guide that I wrote awhile back is pretty lengthy and can be unnecessarily technical for new contributors. This might deter people from wanting...

tomvothecoder

[Bug]: "More than one grid cell spans prime meridian" message when doing spatial.average

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### What happened? I am trying to compute an area weighted global mean of precipitation using original monthly mean IMERG GPM precipitation data. The data is rectilinear (1800x3600). While spatial.average...

jlee1046

Add support for custom seasons spanning calendar years

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## Description - Closes #416 - Closes #684 ## TODO: - [x] Support custom seasons that span calendar years (`_shift_spanning_months()`) - Requires detecting order of the months in a season....

tomvothecoder

### Describe your documentation update - [2023 E3SM All-Hands Poster](https://docs.google.com/presentation/d/1RbPFtkBZXKL2d-iro6-urt8DATQR-635d9Cmfrfxznc/edit?usp=sharing) - [Basics and Best Practices with Dask, Xarray, and xCDAT](https://docs.google.com/presentation/d/1L8nzdpHRBQ93U21_aq2oEI1W9Xg3s9QJ8W1TJG5cMTY/edit?usp=sharing)

tomvothecoder