issues: 246093122
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| 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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| 246093122 | MDU6SXNzdWUyNDYwOTMxMjI= | 1494 | AssertionError when storing datetime coordinates of wrong units | 500246 | closed | 0 | 2 | 2017-07-27T16:11:48Z | 2019-06-30T04:28:18Z | 2019-06-30T04:28:17Z | CONTRIBUTOR | The following code should probably fail somewhere else than with an ``` $ cat mwe.py !/usr/bin/env python3.6import numpy import xarray x = xarray.DataArray( [1, 2, 3], dims=["X"], coords={"X": numpy.zeros(shape=3, dtype="M8[ms]")}) x.to_netcdf("/tmp/test.nc") $ python3.6 mwe.py Traceback (most recent call last): File "mwe.py", line 11, in <module> x.to_netcdf("/tmp/test.nc") File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/core/dataarray.py", line 1351, in to_netcdf dataset.to_netcdf(args, *kwargs) File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/core/dataset.py", line 977, in to_netcdf unlimited_dims=unlimited_dims) File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/backends/api.py", line 573, in to_netcdf unlimited_dims=unlimited_dims) File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/core/dataset.py", line 916, in dump_to_store unlimited_dims=unlimited_dims) File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/backends/common.py", line 244, in store cf_variables, cf_attrs = cf_encoder(variables, attributes) File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/conventions.py", line 1089, in cf_encoder for k, v in iteritems(variables)) File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/conventions.py", line 1089, in <genexpr> for k, v in iteritems(variables)) File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/conventions.py", line 734, in encode_cf_variable var = maybe_encode_datetime(var) File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/conventions.py", line 585, in maybe_encode_datetime data, encoding.pop('units', None), encoding.pop('calendar', None)) File "/dev/shm/gerrit/venv/stable-3.6/lib/python3.6/site-packages/xarray/conventions.py", line 293, in encode_cf_datetime assert dates.dtype == 'datetime64[ns]' AssertionError ``` |
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completed | 13221727 | issue |