From: Jochen Sprickerhof <jspricke@debian.org>
Date: Sat, 25 Apr 2020 11:04:14 +0200
Subject: Use Python 3 for make_docs.py
Forwarded: not-needed

--- a/scripts/make_docs.py
+++ b/scripts/make_docs.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 # encoding: utf-8
 #
 # Ceres Solver - A fast non-linear least squares minimizer
@@ -33,7 +33,6 @@
 #
 # Note: You will need Sphinx and Pygments installed for this to work.
 
-from __future__ import print_function
 import glob
 import io
 import os
--- a/examples/slam/pose_graph_3d/plot_results.py
+++ b/examples/slam/pose_graph_3d/plot_results.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 #
 # Plots the results from the 3D pose graph optimization. It will draw a line
 # between consecutive vertices.  The commandline expects two optional filenames:
--- a/examples/slam/pose_graph_2d/plot_results.py
+++ b/examples/slam/pose_graph_2d/plot_results.py
@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 #
 # Plots the results from the 2D pose graph optimization. It will draw a line
 # between consecutive vertices.  The commandline expects two optional filenames: