pin fakeredis<2.36.0 on old python versions

Author: alexander-alderman-webb

scripts/populate_tox/config.py

@@ -37,6 +37,8 @@
         "deps": {
             "*": ["async-timeout", "pytest-asyncio", "fakeredis"],
             "<=0.23": ["pydantic<2"],
+            # https://github.com/cunla/fakeredis-py/issues/490
+            "py3.6,py3.7,py3.8": ["fakeredis<2.36.0"],
         },
         "num_versions": 2,
     },

tox.ini

@@ -720,6 +720,7 @@ deps =
     arq: pytest-asyncio
     arq: fakeredis
     arq-v0.23: pydantic<2
+    {py3.6,py3.7,py3.8}-arq: fakeredis<2.36.0
 
     beam-v2.14.0: apache-beam==2.14.0
     beam-v2.73.0: apache-beam==2.73.0