Fix weird results when combining -script and -e

[TiagoCavalcante]

Fixes #712.

[rocky]

LGTM

[TiagoCavalcante]

Looks like that capture_output was added in Python 3.7.

[rocky]

Looks like that capture_output was added in Python 3.7.

I guess we can skip the test when Python < 3.7.

[TiagoCavalcante]

Ok, how I do it?

I thought in jump the assert if the version (which I was going to get by os module) is smaller than 7, but I guess there's a better way.

[rocky]

Ok, how I do it?

I thought in jump the assert if the version (which I was going to get by os module) is smaller than 7, but I guess there's a better way.

See

https://stackoverflow.com/questions/38442897/how-do-i-disable-a-test-using-pytest#:~:text=Skipping%20a%20test%20based,or%20higher%22)%0Adef%20test_func_one()%3A%0A%20%20%20%20...