---------------------------------------------------------------------------
OutOfBoundsDatetime Traceback (most recent call last)
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/coding/times.py in decode_cf_datetime(num_dates, units, calendar, use_cftime)
157 try:
--> 158 dates = _decode_datetime_with_pandas(flat_num_dates, units, calendar)
159 except (KeyError, OutOfBoundsDatetime, OverflowError):
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/coding/times.py in _decode_datetime_with_pandas(flat_num_dates, units, calendar)
105 "Cannot decode times from a non-standard calendar, {!r}, using "
--> 106 "pandas.".format(calendar)
107 )
OutOfBoundsDatetime: Cannot decode times from a non-standard calendar, 'gregorian_proleptic', using pandas.
During handling of the above exception, another exception occurred:
KeyError Traceback (most recent call last)
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/coding/times.py in _decode_cf_datetime_dtype(data, units, calendar, use_cftime)
76 try:
---> 77 result = decode_cf_datetime(example_value, units, calendar, use_cftime)
78 except Exception:
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/coding/times.py in decode_cf_datetime(num_dates, units, calendar, use_cftime)
160 dates = _decode_datetime_with_cftime(
--> 161 flat_num_dates.astype(float), units, calendar
162 )
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/coding/times.py in _decode_datetime_with_cftime(num_dates, units, calendar)
97 return np.asarray(
---> 98 cftime.num2date(num_dates, units, calendar, only_use_cftime_datetimes=True)
99 )
cftime/_cftime.pyx in cftime._cftime.num2date()
cftime/_cftime.pyx in cftime._cftime.to_calendar_specific_datetime()
KeyError: 'gregorian_proleptic'
During handling of the above exception, another exception occurred:
ValueError Traceback (most recent call last)
<ipython-input-6-174237fc09de> in <module>
----> 1 xr.decode_cf(ds, decode_times=True)
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/conventions.py in decode_cf(obj, concat_characters, mask_and_scale, decode_times, decode_coords, drop_variables, use_cftime, decode_timedelta)
594 drop_variables=drop_variables,
595 use_cftime=use_cftime,
--> 596 decode_timedelta=decode_timedelta,
597 )
598 ds = Dataset(vars, attrs=attrs)
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/conventions.py in decode_cf_variables(variables, attributes, concat_characters, mask_and_scale, decode_times, decode_coords, drop_variables, use_cftime, decode_timedelta)
496 stack_char_dim=stack_char_dim,
497 use_cftime=use_cftime,
--> 498 decode_timedelta=decode_timedelta,
499 )
500 if decode_coords:
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/conventions.py in decode_cf_variable(name, var, concat_characters, mask_and_scale, decode_times, decode_endianness, stack_char_dim, use_cftime, decode_timedelta)
336 var = times.CFTimedeltaCoder().decode(var, name=name)
337 if decode_times:
--> 338 var = times.CFDatetimeCoder(use_cftime=use_cftime).decode(var, name=name)
339
340 dimensions, data, attributes, encoding = variables.unpack_for_decoding(var)
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/coding/times.py in decode(self, variable, name)
425 units = pop_to(attrs, encoding, "units")
426 calendar = pop_to(attrs, encoding, "calendar")
--> 427 dtype = _decode_cf_datetime_dtype(data, units, calendar, self.use_cftime)
428 transform = partial(
429 decode_cf_datetime,
/srv/conda/envs/notebook/lib/python3.7/site-packages/xarray/coding/times.py in _decode_cf_datetime_dtype(data, units, calendar, use_cftime)
85 "if it is not installed."
86 )
---> 87 raise ValueError(msg)
88 else:
89 dtype = getattr(result, "dtype", np.dtype("object"))
ValueError: unable to decode time units 'days since 2016-01-01 00:00:00' with "calendar 'gregorian_proleptic'". Try opening your dataset with decode_times=False or installing cftime if it is not installed.