$ docker run --rm -v $(pwd):/mnt selenium sh -c \
"xvfb-run -s '-screen 0 1024x768x24 -extension RANDR'\
python /mnt/myscript.py"
Visiting github
Performing search
Switching to user search
Opening docker in practice user page
Traceback (most recent call last):
  File "myscript.py", line 15, in <module>
      dlink = b.find_elements_by_css_selector(dlinkselector)[99]
      IndexError: list index out of range
$ echo $?
1
