Keanu Ghorbanian

icon company Queen Mary University of London; ATLAS Experiment, CERN icon location PhD student in experimental particle physics. My experiment is the ATLAS experiment on the Large Hadron Collider at CERN

Results 2 issues of Keanu Ghorbanian

Invalid RDataFrames returned from functions in pyROOT when constructing from a TChain due to garbage collection

5 comment

### Describe the bug RDataFrame constructed within a function with a TChain becomes inaccessible when returned, unless TChain is returned with it (segfault occurs). ### Expected behavior RDataFrame constructed with...

bug
in:RDataFrame

Performance issues with concatenate() on large datasets with multiple files

3 comment

Hi there. I am attempting to pull all branches of a tree in a root dataset of about 20 files of ~6GB total into a pandas dataframe. The machine I...

performance