issues: 285349783
This data as json
id | node_id | number | title | user | state | locked | assignee | milestone | comments | created_at | updated_at | closed_at | author_association | active_lock_reason | draft | pull_request | body | reactions | performed_via_github_app | state_reason | repo | type |
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285349783 | MDU6SXNzdWUyODUzNDk3ODM= | 1807 | Empty DataArray should have a length of 0 | 13813076 | closed | 0 | 4 | 2018-01-02T03:24:08Z | 2019-01-22T22:49:27Z | 2019-01-22T22:49:27Z | NONE |
When evaluating the length of an empty DataArray, instead of evaluating as zero, it raises a TypeError. Most other container classes (lists, dicts, ndarrays) all evaluate with a zero length when empty. I would expect and prefer that this class evaluate its length as zero when empty.
xr.show_versions()
INSTALLED VERSIONS
------------------
commit: None
python: 3.6.1.final.0
python-bits: 64
OS: Windows
OS-release: 10
machine: AMD64
processor: Intel64 Family 6 Model 78 Stepping 3, GenuineIntel
byteorder: little
LC_ALL: None
LANG: None
LOCALE: None.None
xarray: 0.10.0
pandas: 0.21.1
numpy: 1.13.3
scipy: 1.0.0
netCDF4: None
h5netcdf: None
Nio: None
bottleneck: None
cyordereddict: None
dask: None
matplotlib: None
cartopy: None
seaborn: None
setuptools: 38.2.5
pip: 9.0.1
conda: None
pytest: None
IPython: 6.2.1
sphinx: None
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completed | 13221727 | issue |