Aleksandar Jelenak

Error on array broadcasting

2

This code: ```python import h5pyd with h5pyd.File('hdf5://home/userme/foo.h5', mode='w') as f: x = f.create_dataset('x', shape=(2, 3), dtype='i4') x[...] = [[1, 2, 3]] ``` Produces error: `OSError: Expected: 24 bytes, but got:...

RFC: Dataset storage information in HDF5/JSON

6

This is a proposal to add dataset storage information to HDF5/JSON. JSON key for this is named `byteBlocks`. The word "block" is hopefully still technically accurate while not too similar...

`jsontoh5 data/json/comp_complex.json` command fails with this error: ValueError: setting an array element with a sequence. The error comes when converting this dataset's value (relevant HDF5/JSON content only) to a NumPy...

External dataset's data are in a raw binary file external to its HDF5 file. In some cases reading from an external dataset contains more zeroes (same as the dataset's fill...

Extension for attribute datatypes?

7

Hello! Hope this is a good place for my question: Has there been any interest before for more explicit Zarr attribute datatypes? My understanding of the Zarr v3 draft specification...

Build error with zlib-ng on macOS arm64

1

**Describe the bug** Building libhdf5 with zlib-ng produces this error: ``` Undefined symbols for architecture arm64: "_compress2", referenced from: _H5Z__filter_deflate in H5Zdeflate.c.o "_compressBound", referenced from: _H5Z__filter_deflate in H5Zdeflate.c.o "_inflate", referenced...

**Describe the bug** `h5stat` command-line tool does not seem to have a specific option for virtual file drivers. For an HDF5 file in AWS S3 one must use the `--s3-cred`...

**Is your feature request related to a problem? Please describe.** S3 objects are more commonly referenced as `s3://bucket_name/object_key`. ROS3 virtual file driver uses S3 object URLs instead in the form:...

**Is your feature request related to a problem? Please describe.** Setting page buffer cache or dataset chunk cache size as a number of file pages or dataset chunks, respectively, is...

ROS3 driver seems to make an S3 request for already cached file's region

2

**Describe the bug** I collected ROS3 logs about S3 (HTTP range GET) requests and noticed that it makes a request for the same file region that should already be in...