def test09StaticFunctionCall(self):
"""Test call to static function."""
c1 = TROOT.Class()
self.assert_(not not c1)
c2 = gROOT.Class()
self.assertEqual(c1, c2)
old = gROOT.GetDirLevel()
TROOT.SetDirLevel(2)
self.assertEqual(2, gROOT.GetDirLevel())
gROOT.SetDirLevel(old)
old = TROOT.GetDirLevel()
gROOT.SetDirLevel(3)
self.assertEqual(3, TROOT.GetDirLevel())
TROOT.SetDirLevel(old)
## \file
## \ingroup tutorial_pyroot
## \notebook -nodraw
## Build ROOT Ntuple from other source.
## This program reads the `aptuple.txt' file row by row, then creates
## the Ntuple by adding row by row.
##
## \macro_output
## \macro_code
##
## \author Wim Lavrijsen
import sys, os
from ROOT import TFile, TNtuple, TROOT
ifn = os.path.join(str(TROOT.GetTutorialDir()), 'pyroot', 'aptuple.txt')
ofn = 'aptuple.root'
print('opening file %s ...' % ifn)
infile = open(ifn, 'r')
lines = infile.readlines()
title = lines[0]
labels = lines[1].split()
print('writing file %s ...' % ofn)
outfile = TFile(ofn, 'RECREATE', 'ROOT file with an NTuple')
ntuple = TNtuple('ntuple', title, ':'.join(labels))
for line in lines[2:]:
words = line.split()
row = map(float, words)