drop support for python <3.9

.gitlab-ci.yml

@@ -46,24 +46,6 @@ test_sqlite:
          - coverage run --source web manage.py test -v3
          - coverage report -m --omit="*/test*,*/migrations*,*debug_utils*"
 
-test_python_3.7:
-    <<: *test_definition
-    image: python:3.7
-    script:
-         - cp "local_settings_ci_sqlite.py" "smash/smash/local_settings.py"
-         - cd smash
-         - coverage run --source web manage.py test -v3
-         - coverage report -m --omit="*/test*,*/migrations*,*debug_utils*"
-
-test_python_3.8:
-    <<: *test_definition
-    image: python:3.8
-    script:
-         - cp "local_settings_ci_sqlite.py" "smash/smash/local_settings.py"
-         - cd smash
-         - coverage run --source web manage.py test -v3
-         - coverage report -m --omit="*/test*,*/migrations*,*debug_utils*"
-
 test_python_3.9:
     <<: *test_definition
     image: python:3.9