Issue # 16: Assert statements corrected

Status Job ID Name Coverage
  Build
passed #14973
shared-linux
build docs

00:00:14

passed #14974
shared-linux
build linux installer

00:00:48

passed #14975
shared-mac
build mac installer

00:00:32

passed #14976
shared-win
build windows installer

00:09:42

 
  Test
failed #14980
shared-linux
test Linux

00:02:03

98.0%
passed #14978
shared-mac
test macOS

00:01:20

passed #14979
shared-win
test Windows

00:06:49

failed #14977
shared-linux
test Linux

00:02:01

98.0%
 
Name Stage Failure
failed
test Linux Test
------------------------------------------------------------------
Your code has been rated at 9.88/10 (previous run: 9.88/10, +0.00)

ERROR: InvocationError: '/home/gitlab-runner/builds/w8jXJbxY/0/WEISS/SoftwareRepositories/SNAPPY/scikit-surgerycore/.tox/lint/bin/pylint --rcfile=tests/pylintrc sksurgerycore'
___________________________________ summary ____________________________________
py27: commands succeeded
py36: commands succeeded
ERROR: lint: commands failed
ERROR: Job failed: exit status 1