Problem with negative values in sim2root

[jelenakhlr]

sim2root seems to dislike negative values, but it needs to be able to handle them

---

Traceback (most recent call last):
File "/home/grand/sim2root/CoREASRawRoot/../Common/sim2root.py", line 383, in
main()
File "/home/grand/sim2root/CoREASRawRoot/../Common/sim2root.py", line 75, in main
rawefield2grandroot(trawefield, gt)
File "/home/grand/sim2root/CoREASRawRoot/../Common/sim2root.py", line 361, in rawefield2grandroot
gt.tefield.du_seconds=tempseconds
File "/home/grand/grand/dataio/root_trees.py", line 186, in set
inst += value
File "/home/grand/grand/dataio/root_trees.py", line 133, in iadd
if self.ndim == 1: value = array.array(cpp_to_array_typecodes[self.basic_vec_type], value)
OverflowError: can't convert negative value to unsigned int
Traceback (most recent call last):
File "/home/grand/sim2root/CoREASRawRoot/coreas_pipeline.py", line 70, in
subprocess.run(sim2root, check=True)
File "/usr/lib64/python3.10/subprocess.py", line 526, in run
raise CalledProcessError(retcode, process.args,
subprocess.CalledProcessError: Command '['python3', '../Common/sim2root.py', 'Coreas_006100.root']' returned non-zero exit status 1.

[jelenakhlr]

See commit b417c59 on dev_io_root - I might have fixed the issue, but it would be good if someone could double check
@mjtueros @lwpiotr

[mjtueros]

this looks to be working now