jpata

//compile as c++ -g `root-config --cflags --libs` CloneTreeCorruption.cc -o CloneTreeCorruption
#include "TFile.h"
#include "TTree.h"

int main(int argc, const char** argv) {
    TFile* inf = new TFile("DoubleEG_Run2015D_v4_7_post.root");
    TTree* intree = (TTree*)(inf->Get("mt2"));  
    ULong64_t evt;
    intree->SetBranchAddress("evt", &evt);
    TFile* outf = new TFile("out.root", "RECREATE");

jpata

import dask
import sys, glob
import numpy as np

def fixPath():
    newpath = []
    for v in sys.path:
        if "cvmfs" in v and "pandas" in v:
            continue
        newpath += [v]

jpata

import cProfile, time
def func():
    s = 0
    for i in range(100000):
        s += i

p = cProfile.Profile(time.clock)
p.runcall(func)
p.print_stats()

jpata

using Cxx
const ROOT_PATH = "/Users/joosep/Documents/root-build/"
addHeaderDir(joinpath(ROOT_PATH, "include"), kind=C_System)
for lib in ["Core", "RIO", "Hist"]
    Libdl.dlopen("$ROOT_PATH/lib$lib.so", Libdl.RTLD_GLOBAL)
end

cxx"""#include <TFile.h> """
cxx"""#include <TH1D.h> """

jpata

diff --git a/setup.py b/setup.py
index 6569037..48d1603 100755
--- a/setup.py
+++ b/setup.py
@@ -80,8 +80,9 @@ librootnumpy = Extension(
     extra_compile_args=root_cflags + [
         '-Wno-unused-function',
         '-Wno-write-strings',
+        '-mmacosx-version-min=10.7'
     ],

jpata

[SingleElectron]
/store/user/jpata/tth/Mar29_rereco_v1/SingleElectron/Mar29_rereco_v1/170329_155828/0000/tree_1.root = 0
/store/user/jpata/tth/Mar29_rereco_v1/SingleElectron/Mar29_rereco_v1/170329_155828/0000/tree_10.root = 14136
/store/user/jpata/tth/Mar29_rereco_v1/SingleElectron/Mar29_rereco_v1/170329_155828/0000/tree_100.root = 27350
/store/user/jpata/tth/Mar29_rereco_v1/SingleElectron/Mar29_rereco_v1/170329_155828/0000/tree_101.root = 25062
/store/user/jpata/tth/Mar29_rereco_v1/SingleElectron/Mar29_rereco_v1/170329_155828/0000/tree_102.root = 22851
/store/user/jpata/tth/Mar29_rereco_v1/SingleElectron/Mar29_rereco_v1/170329_155828/0000/tree_103.root = 30098
/store/user/jpata/tth/Mar29_rereco_v1/SingleElectron/Mar29_rereco_v1/170329_155828/0000/tree_104.root = 25321
/store/user/jpata/tth/Mar29_rereco_v1/SingleElectron/Mar29_rereco_v1/170329_155828/0000/tree_105.root = 13815
/store/user/jpata/tth/Mar29_rereco_v1/SingleElectron/Mar29_rereco_v1/170329_155828/0000/tree_106.root = 14586

jpata

//Compile with:
//c++ `root-config --cflags --libs --evelibs` -Wno-unsequenced -O3 code/simple_loop.cc -o simple_loop

#include <iostream>
#include <map>
#include <string>

#include <TFile.h>
#include <TROOT.h>
#include <TH1D.h>

jpata

Universe = vanilla
Executable = example_job.sh

Arguments = 10

#The logs directory must exist
Log = logs/example_job.$(Cluster).log
Output = logs/example_job.out.$(Cluster).$(Process)
Error = logs/example_job.err.$(Cluster).$(Process)

jpata

//compile with  g++ -fPIC mylib.cc -shared -o mylib.dylib
class MyClass {
public:
  
  MyClass(const char* filename) {
    //do something with filename
  }
  
  double func(int a) {
    //an expensive C++ function

jpata

import ROOT
from test_uproot import vals

if __name__ == "__main__":
    h = ROOT.TH1D("h", "h", 10, 0, 1)

    for v in vals:
        h.Fill(v)

    print("h1")