old_contents: def savefig(g, name, folder='Figures/', format='eps'):
      g.savefig(folder+name+'.'+format, format=format)
new_contents: def savefig(g, name, folder='Figures/', format='eps'):
      g.savefig(folder+name+'.'+format, format=format, bbox_inches='tight', transparent=True, pad_inches=0)
subject: save fig options