netcdf4-python issues

num2date returns 01:00:00 or 00:59:59 depending on calendar

2

Good afternoon, You may already be aware of this problem, but I didn't find how to solve it. I have an output with hourly intervals written in days since 1979-01-01...

demorym

date2index fails if time variable has inconsistent order

5

When querying for an index on a time variable with inconsistent order, `date2index` raises the error `ValueError: Some of the times given are before the first time in 'nctime'.` I...

loicdtx

Very slow when using indexing with a constant step size, for example [0, 2, 4]

39

Reading a netcdf variable with for example the index 0:10:2 is several hundreds times slower than with a index with a non constant step size. nf=Dataset('file.nc', 'r') v=nf['temperature'][0:10:2, :, :]...

fredrik-1

Python egg cache directory

1

Hello, I've found an error when running for the first a python script in parallel that calls to the netCDF4 library: ``` The following error occurred while trying to extract...

carlestena

What's the best way to prevent effect of `valid_min` et al.?

9

The fact that with [v1.2.9](https://github.com/Unidata/netcdf4-python/blob/master/Changelog#L35) `valid_min` etc may have severe effects whereever people have been sloppy with these attributes. (In my experience, there are a _lot_ of these files.) Is...

willirath

[tracking] injection: NETCDF3_64BIT_DATA in-memory load broke with latest release

15

This used to work but now only works if the format is `NETCDF4` ```python import netCDF4 filename = '/tmp/foo.nc' ds = netCDF4.Dataset(filename, 'w', format='NETCDF3_64BIT_DATA', encoding_errors='strict') ds.close() with open(filename, 'rb') as...

thehesiod

Seg fault when opening the same file twice, even in read mode

4

### Minimal example The problem was initially raised as an issue on pydata/xarray and a MWE can be found [here](https://github.com/pydata/xarray/issues/2080#issuecomment-384482705). ### Problem description Currently a seg fault is thrown under...

TomFarley

MFDataset is not working with RAPv3 model- Index Error

Hello, It seems as if MFDataset does not like the RAPv3 model. It worked for v1 and v2, however all of the data after the upgrade to v3 generates an...

rcucinot