Bug with Python-Cpp-Integration-Demo in Binder

[vgvassilev]

Working with a vector type section shows the error:

In file included from <<< inputs >>>:1:
input_line_7:1:5: error: redefinition of 'new_python_var'
int new_python_var = 1327;
    ^
<<< inputs >>>:1:1: note: '' included multiple times, additional include site here
<<< inputs >>>:1:1: note: '' included multiple times, additional include site here
In file included from <<< inputs >>>:1:
input_line_10:1:5: error: redefinition of 'new_python_var'
int new_python_var = 1327;
    ^
<<< inputs >>>:1:1: note: '' included multiple times, additional include site here
<<< inputs >>>:1:1: note: '' included multiple times, additional include site here
In file included from <<< inputs >>>:1:
input_line_12:1:10: fatal error: 'iostream' file not found
#include <iostream>
         ^~~~~~~~~~