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### Explain what you would like to see improved and how.
I found myself trying to use a glob in `TChain::Add` with a remote path. I discovered that in XRootD, this is supported:
```
TChain c{"Event…
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### Explain what you would like to see improved and how.
From https://its.cern.ch/jira/browse/ROOT-10355
Currently, {{RDataFrame}} uses an own implementation of getting the typename as string, nam…
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- [ ] Implement batch eval for Chi2 test stat
- [x] Implement recovery from disallowed regions for batch eval (https://github.com/root-project/root/pull/6401)
- [x] Implement getWeightBatch() and ge…
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I learned about this project from @HDembinski in PyHEP 2022:
> btw, I am working an a generator wrapper called impy, which will offer the Pythia8 record in numpy array form
I agree that providin…
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First reported on the forum at https://root-forum.cern.ch/t/problem-with-type-conversion-for-lorentz-vector/53639 .
Minimal reproducer:
```cpp
#include
#include
float TakeMVector(ROOT::Ma…
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> 1261 - tutorial-rcanvas-df104-py (Failed)
This failure seems to be linked to memory limitation. On my node there is 48 cores but the `ulimit` is set to 16Gb. When reducing the number of cores d…
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Many analyses and frameworks offer the possibility of using a semi-structured format to represent both the full dataset (in terms of the files that need to be processed) and some metadata attached to …
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### Explain what you would like to see improved and how.
As proposed in the following forum post:
https://root-forum.cern.ch/t/how-to-stop-rdataframe-from-changing-column-type-from-std-vector-double…
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A warning message that has been recently added to `numpy` uncovered that building `liblzma.so` with `-Ofast` alters the floating point behaviour of all executables and libraries that link with it, dir…
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- [X] Checked for duplicates (checked with @pcanal )
### Describe the bug
Reproducer:
```cpp
#include
int main() {
{
// write data out
// in the main tree, "x" counts …