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TypeError when reading ODIM H5 files and possible solution #1760

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@ejt4m8

pyart: 1.19.1
python: 3.12.5
OS: Rocky8 Linux

Hello,

I tried reading an ODIM H5 file from a small x-band radar and received the following error:
>>> radar = pt.aux_io.read_odim_h5(path)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/home/ejt4m8/anaconda3/envs/dissert/lib/python3.12/site-packages/pyart/aux_io/odim_h5.py", line 370, in read_odim_h5
fdata = np.ma.zeros((total_rays, max_nbins), dtype="float32")
File "/home/ejt4m8/anaconda3/envs/dissert/lib/python3.12/site-packages/numpy/ma/core.py", line 8837, in __call__
result = self._func.__call__(*args, **params).view(MaskedArray)
TypeError: 'numpy.float64' object cannot be interpreted as an integer

Upon investigating my file, I discovered that "nbins" in "/dataset1/where" was indeed 801.0, a float. I actually fixed this on my own by going to the odim_h5.py file in my pyart environment and changed line 249. Originally, the line was:
all_sweeps_nbins = [hfile[d]["where"].attrs["nbins"] for d in datasets]
and I changed it to:
all_sweeps_nbins = [int(hfile[d]["where"].attrs["nbins"]) for d in datasets]
and I am now able to read my ODIM H5 files without error.

I still wanted to bring this to your attention even though I was able to find a solution.
Thank you

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