Fix set_index when an existing dimension becomes a level #3520
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Hello @fujiisoup! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found: There are currently no PEP 8 issues detected in this Pull Request. Cheers! 🍻 Comment last updated at 2019-11-14 08:15:31 UTC |
max-sixty
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Nov 13, 2019
xarray/core/dataset.py
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| for k, v in new_variables.items(): | ||
| if any(d in dims_to_replace for d in v.dims): | ||
| new_dims = [dims_to_replace.get(d, d) for d in v.dims] | ||
| new_variables[k] = type(v)(new_dims, v.data, attrs=v.attrs, |
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FYI we could use v._replace here to save passing in the data that's not changing
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Thanks, @max-sixty
Does Variable have _replace method? I don't see this in variable.py.
Yes, I wonder how can I smartly update just a dimension name.
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Ah, one second, let me make this!
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Great—thanks @fujiisoup! |
dcherian
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Nov 17, 2019
* upstream/master: Added fill_value for unstack (pydata#3541) Add DatasetGroupBy.quantile (pydata#3527) ensure rename does not change index type (pydata#3532) Leave empty slot when not using accessors interpolate_na: Add max_gap support. (pydata#3302) units & deprecation merge (pydata#3530) Fix set_index when an existing dimension becomes a level (pydata#3520) add Variable._replace (pydata#3528) Tests for module-level functions with units (pydata#3493) Harmonize `FillValue` and `missing_value` during encoding and decoding steps (pydata#3502) FUNDING.yml (pydata#3523) Allow appending datetime & boolean variables to zarr stores (pydata#3504) warn if dim is passed to rolling operations. (pydata#3513) Deprecate allow_lazy (pydata#3435) Recursive tokenization (pydata#3515)
dcherian
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Nov 17, 2019
* upstream/master: (22 commits) Added fill_value for unstack (pydata#3541) Add DatasetGroupBy.quantile (pydata#3527) ensure rename does not change index type (pydata#3532) Leave empty slot when not using accessors interpolate_na: Add max_gap support. (pydata#3302) units & deprecation merge (pydata#3530) Fix set_index when an existing dimension becomes a level (pydata#3520) add Variable._replace (pydata#3528) Tests for module-level functions with units (pydata#3493) Harmonize `FillValue` and `missing_value` during encoding and decoding steps (pydata#3502) FUNDING.yml (pydata#3523) Allow appending datetime & boolean variables to zarr stores (pydata#3504) warn if dim is passed to rolling operations. (pydata#3513) Deprecate allow_lazy (pydata#3435) Recursive tokenization (pydata#3515) format indexing.rst code with black (pydata#3511) add missing pint integration tests (pydata#3508) DOC: update bottleneck repo url (pydata#3507) add drop_sel, drop_vars, map to api.rst (pydata#3506) remove syntax warning (pydata#3505) ...
dcherian
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Nov 22, 2019
* master: (24 commits) Tweaks to release instructions (pydata#3555) Clarify conda environments for new contributors (pydata#3551) Revert to dev version 0.14.1 whatsnew (pydata#3547) sparse option to reindex and unstack (pydata#3542) Silence sphinx warnings (pydata#3516) Numpy 1.18 support (pydata#3537) tweak whats-new. (pydata#3540) small simplification of rename from pydata#3532 (pydata#3539) Added fill_value for unstack (pydata#3541) Add DatasetGroupBy.quantile (pydata#3527) ensure rename does not change index type (pydata#3532) Leave empty slot when not using accessors interpolate_na: Add max_gap support. (pydata#3302) units & deprecation merge (pydata#3530) Fix set_index when an existing dimension becomes a level (pydata#3520) add Variable._replace (pydata#3528) Tests for module-level functions with units (pydata#3493) Harmonize `FillValue` and `missing_value` during encoding and decoding steps (pydata#3502) FUNDING.yml (pydata#3523) ...
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black . && mypy . && flake8whats-new.rstfor all changes andapi.rstfor new APIThere was a bug in
set_index, where an old dimension was not updated if it becomes a level of MultiIndex.