Respect formatting for python tutorials

tutorials/hist/ratioplot1.py

-# \file
-# \ingroup tutorial_hist
-# \notebook
-# Example creating a simple ratio plot of two histograms using the `pois` division option.
-# Two histograms are set up and filled with random numbers. The constructor of `TRatioPlot`
-# takes the to histograms, name and title for the object, drawing options for the histograms (`hist` and `E` in this case)
-# and a drawing option for the output graph.
-# Inspired by the tutorial of Paul Gessinger.
-#
-# \macro_image
-# \macro_code
-#
-# \author Alberto Ferro
+## \file
+## \ingroup tutorial_hist
+## \notebook
+## Example creating a simple ratio plot of two histograms using the `pois` division option.
+## Two histograms are set up and filled with random numbers. The constructor of `TRatioPlot`
+## takes the to histograms, name and title for the object, drawing options for the histograms (`hist` and `E` in this case)
+## and a drawing option for the output graph.
+## Inspired by the tutorial of Paul Gessinger.
+##
+## \macro_image
+## \macro_code
+##
+## \author Alberto Ferro
 
 import ROOT