feat(python): Add support for python 3.11rc and testing

.gitlab-ci.yml

@@ -204,7 +204,7 @@ test_api:
         path: api/coverage.xml
   parallel:
     matrix:
-      - PY_VER: ["3.7", "3.8", "3.9", "3.10"]
+      - PY_VER: ["3.7", "3.8", "3.9", "3.10", "3.11-rc"]
   image: $CI_REGISTRY/funkwhale/backend-test-docker:$PY_VER
 
 test_front:

api/funkwhale_api/radios/radios.py

@@ -26,10 +26,11 @@ class SimpleRadio(object):
         return
 
     def pick(self, choices, previous_choices=[]):
-        return random.sample(set(choices).difference(previous_choices), 1)[0]
+        possible_choices = [x for x in choices if x not in previous_choices]
+        return random.sample(possible_choices, 1)[0]
 
     def pick_many(self, choices, quantity):
-        return random.sample(set(choices), quantity)
+        return random.sample(list(choices), quantity)
 
     def weighted_pick(self, choices, previous_choices=[]):
         total = sum(weight for c, weight in choices)

changes/changelog.d/python3.11.enhancement

@@ -0,0 +1 @@
+Add support for python 3.11