Copy Ardour session

#!/usr/bin/python3

import sys
import shutil
import os

if len(sys.argv) != 2 :
    print ("Please give a name for the new project")
else :
    #Copy the Orchestre folder which has to be in the same folder as the script
    shutil.copytree("Orchestre", sys.argv[1], symlinks=True)
    os.chdir(sys.argv[1])
    ardourName = sys.argv[1] + ".ardour"
    os.rename("Orchestra.ardour", ardourName)
    os.rename("Orchestra.history", sys.argv[1] + ".history")
    os.remove("Orchestra.ardour.bak");
    os.remove("Orchestra.history.bak")

    #Modification of new .ardour file to incorporate the name of the session
    # We assume that   <Session version="3001" name="Orchestra" sample-rate="44100" id-counter="27095" event-counter="0">
    # is the second line of the file
    f = open(ardourName, "r")
    modifiedFile = open(ardourName + "2", "w")
    nLine = 0
    for line in f :
        if nLine == 1 :
            modifiedFile.write("<Session version=\"3001\" name=\"" + sys.argv[1] + "\" sample-rate=\"44100\" id-counter=\"27095\" event-counter=\"0\">\n")
        else:
            modifiedFile.write(line)
        nLine += 1
    f.close()
    modifiedFile.close()
    os.rename(ardourName + "2", ardourName)