Comment out installation of python and pytest.

.gitlab-ci.yml

@@ -2,19 +2,19 @@ before_script:
     - printf "deb http://archive.debian.org/debian/ jessie main\ndeb-src http://archive.debian.org/debian/ jessie main\ndeb http://security.debian.org jessie/updates main\ndeb-src http://security.debian.org jessie/updates main\n" > /etc/apt/sources.list
 
     - echo "deb http://ftp.de.debian.org/debian testing main" >> /etc/apt/sources.list
-    - rm -f /etc/apt/apt.conf.d/00local
-    #- echo 'APT::Default-Release "stable";' | tee -a /etc/apt/apt.conf.d/00local
-    #- cat /etc/apt/apt.conf.d/00local
+    - echo 'APT::Default-Release "stable";' | tee -a /etc/apt/apt.conf.d/00local
+    - cat /etc/apt/apt.conf.d/00local
     - cat /etc/apt/sources.list
 
     #- apt-get update -qq
     - which python
-    - which pip
+    - which pip3
+    - which pytest-3
     - python --version
-    - DEBIAN_FRONTEND=noninteractive apt-get -t testing install -yq python3.6
+    #- DEBIAN_FRONTEND=noninteractive apt-get -t testing install -yq python3.6
 
-    - apt-get -t testing install -y -qq python3-pip
-    - apt-get -t testing install -y -qq python3-pytest
+    #- apt-get -t testing install -y -qq python3-pip
+    #- apt-get -t testing install -y -qq python3-pytest
 
     - pip3 install https://gitlab.mpcdf.mpg.de/ievo/ctapipe-mpp/-/archive/master/ctapipe-mpp-master.tar.gz
     - pip3 install https://github.com/cta-observatory/ctapipe-extra/archive/master.tar.gz