ci fix

Author: MarcG-TUE

.gitlab-ci.yml

@@ -3,8 +3,9 @@ build:
  - Ubuntu1804-64bit
  script:
  - sudo apt-get -y update
- - sudo apt-get -y install python3-pip libcairo2-dev pytest
+ - sudo apt-get -y install python3-pip libcairo2-dev
  - cd ./package/cmtrace/cmtrace/tests
+ - python -m pip install pytest
  - python -m pytest . -v
 
  artifacts: