Avoid python temporary files in pip tests

.gitlab-ci.yml

@@ -98,7 +98,7 @@ clean :
     - make -e clean
   when: manual
 
-cleanup_pypirc:
+cleanup_py:
    stage: clean
    when: always   # this is important; run even if preceding stages failed.
    script:

Makefile

@@ -76,14 +76,12 @@ test-%:
 test: test-$(PYMAIN)
 
 dist/$(TARNAME): version
-	docker run --rm -v $$PWD:/usr/src/app/ -w /usr/src/app/ python:$(PYMAIN) python setup.py sdist;
-	docker run --rm -v $$PWD:/usr/src/app/ -w /usr/src/app/ python:$(PYMAIN) chmod -R a+rwx dist;
-
+	python setup.py sdist;
 
 sdist: dist/$(TARNAME)
 
 pip_test-%: sdist
-	docker run --rm -v $$PWD/dist:/dist/ -ti python:$* pip install /dist/$(TARNAME);
+	docker run --rm -v $$PWD/dist:/dist/ python:$* pip install /dist/$(TARNAME);
 
 pip_test: $(addprefix pip_test-,$(PYVERSIONS))