Functions
def	filledBins (h)

def	hasLabels (h)

def	missingLabels (h)

def	addDirList (dir, path, hists)

def	list (name, path='/')

def	byName (hists, nameFunc)

def	byAlg (hists)

def	main ()

Variables
	opts

	code

	msg

Function Documentation

◆ addDirList()

def histSizes.addDirList	(	dir,
		path,
		hists
	)

Definition at line 22 of file histSizes.py.

 def addDirList(dir,path,hists):
     list=dir.GetListOfKeys()
     for key in list:
         name=key.GetName()
         cname=key.GetClassName()
         if cname=='TDirectoryFile':
             addDirList(dir.GetDirectory(name),path+name+'/',hists)
         else:
             h = key.ReadObj()
             if not h.InheritsFrom('TH1'): continue
             if opts.labeled is True and not hasLabels(h): continue
             if opts.misslabel is True and not missingLabels(h): continue
             if opts.empty is True and h.GetEntries()>0: continue
             b = filledBins(h) if opts.filled else h.GetSize()
             hists[path+name]=(cname,b)
         

◆ byAlg()

def histSizes.byAlg ( hists )

Definition at line 60 of file histSizes.py.

 def byAlg(hists):
     return byName(hists, lambda h : h.split('/',2)[1])

◆ byName()

def histSizes.byName	(	hists,
		nameFunc
	)

Return dict {Alg : (nHists,Bins)}

Definition at line 45 of file histSizes.py.

 def byName(hists, nameFunc):
     """Return dict {Alg : (nHists,Bins)}"""
     algs = {}
     for entry in sorted(hists):
         name = nameFunc(entry)        
         bins = hists[entry][1]
  
         if name in algs:
             algs[name][0] += 1
             algs[name][1] += bins
         else:
             algs[name] = [1,bins]
  
     return algs
  

◆ filledBins()

def histSizes.filledBins ( h )

Definition at line 11 of file histSizes.py.

 def filledBins(h):
     N = h.GetSize()
     return sum([1 for i in range(N) if h.At(i)!=0])
  

◆ hasLabels()

def histSizes.hasLabels ( h )

Definition at line 15 of file histSizes.py.

 def hasLabels(h):
     return (h.GetXaxis().GetLabels() is not None)
  

◆ list()

def histSizes.list	(	name,
		path = `'/'`
	)

Definition at line 38 of file histSizes.py.

 def list(name,path='/'):
     file=ROOT.TFile(name)
     file.cd(path)
     hists={}
     addDirList(ROOT.gDirectory,path,hists)
     return hists
  

◆ main()

def histSizes.main ( )

Definition at line 64 of file histSizes.py.

 def main():    
    import optparse
    parser = optparse.OptionParser(description=__doc__,
                                   usage='%prog [Options] file [path]')
  
    parser.add_option('-t', '--total', action='store_true',
                      help='Print total number of histograms and bins')
  
    parser.add_option('-b', '--bins', action='store_true',
                      help='Sort by number of bins')
  
    parser.add_option('-n', '--byName', action='store_true',
                      help='Show histograms [default]')
    
    parser.add_option('-a', '--byAlg', action='store_true',      
                      help='Show total histograms per algorithm')
  
    parser.add_option('-f', '--filled', action='store_true',      
                      help='Show number of filled bins instead of total bins')
  
    parser.add_option('-l', '--labeled', action='store_true',      
                      help='Only show histograms with text labels')
  
    parser.add_option('-m', '--misslabel', action='store_true',      
                      help='Only show labeled histograms with at least one unlabeled bin')
  
    parser.add_option('-e', '--empty', action='store_true',      
                      help='Only show histograms with zero entries')
    
    global opts
    (opts, args) = parser.parse_args()
    
    if len(args)==1:
        path = '/'
    elif len(args)==2:
        path = args[1]
    else:
        parser.print_help()
        return 1
  
    hists = list(args[0],path)
    if opts.bins: sortKey = lambda x : x[1][1]
    else: sortKey = None
  
    if not opts.byAlg: opts.byName = True
  
    if opts.byName is True:
        for h,v in sorted(hists.items(), key=sortKey):
            print('%-80s %10s %10s' % (h,v[0],v[1]))
  
    if opts.byAlg is True:
        algs = byAlg(hists)
        for h,v in sorted(algs.items(), key=sortKey):
            print('%-80s %10s %10s' % (h,v[0],v[1]))
  
    if opts.total:
        print()
        print("Total histograms: %15s" % len(hists))
        print("Total %sbins:       %15s" % ("filled " if opts.filled else "", sum([h[1] for h in hists.values()])))
  
        

◆ missingLabels()

def histSizes.missingLabels ( h )

Definition at line 18 of file histSizes.py.

 def missingLabels(h):
     l = h.GetXaxis().GetLabels()    
     return (l is not None and h.GetXaxis().GetNbins()!=l.GetSize())
             

Variable Documentation

◆ code

histSizes.code

Definition at line 129 of file histSizes.py.

◆ msg

histSizes.msg