Histos.py

import ROOT as ROOT
import sys
import getopt
from DataFormats.FWLite import Events, Handle
from Muon import Muon
from readTTree import readTTree
#from Selector import Selector

from ROOT import gROOT, TH1F, TGraph
import matplotlib as plt
import numpy

#def main():
#class Histos(object)
#	"""
#	Draw Histograms
#	"""
#
class Histos(object):

	def __init__(self):


		file=ROOT.TFile("histos.root","read")
		Gfile=ROOT.TFile("histos_good.root", "read")

	#### bins and bounds?????
	#def drawHisto(self, variable, bins, x_min, x_max):
	def drawHisto(self, *variable) 

		for i in variable:

			if variable="pt":
				histo=file.Get('h_pt')
				createCanvas(histo)
			if variable="eta":
				histo=file.Get('h_eta')			

	def createCanvas(self, histo):
		
		ROOT.TCanvas.__init__._creates = False
		canvas = ROOT.TCanvas()

		ROOT.SetOwnership(canvas, False)
	
		canvas.cd()

		histo.Draw()
		plot = {'canvas': canvas}

		canvas.Update()
		canvas.Draw()		

		canvas.SaveAs(histo.name()+".png")

    		
ROOT.gApplication.Run()

#if __name__=="__main__":
#	main()