pytrainer: 2.1.0 -> 2.2.1

The new version supports SQLAlchemy version >2 allowing us to remove
the custom version.

pkgs/applications/misc/pytrainer/default.nix

@@ -23,33 +23,21 @@ let
       matplotlib = super.matplotlib.override {
         enableGtk3 = true;
       };
-      sqlalchemy = super.sqlalchemy.overridePythonAttrs (old: rec {
-        version = "1.4.46";
-        src = fetchPypi {
-          pname = "SQLAlchemy";
-          inherit version;
-          hash = "sha256-aRO4JH2KKS74MVFipRkx4rQM6RaB8bbxj2lwRSAMSjA=";
-        };
-        disabledTestPaths = [
-           "test/aaa_profiling"
-           "test/ext/mypy"
-        ];
-      });
     });
   };
 in python.pkgs.buildPythonApplication rec {
   pname = "pytrainer";
-  version = "2.1.0";
+  version = "2.2.1";
 
   src = fetchFromGitHub {
     owner = "pytrainer";
     repo = "pytrainer";
     rev = "v${version}";
-    sha256 = "sha256-U2SVQKkr5HF7LB0WuCZ1xc7TljISjCNO26QUDGR+W/4=";
+    hash = "sha256-t61vHVTKN5KsjrgbhzljB7UZdRask7qfYISd+++QbV0=";
   };
 
   propagatedBuildInputs = with python.pkgs; [
-    sqlalchemy-migrate
+    sqlalchemy
     python-dateutil
     matplotlib
     lxml
@@ -85,10 +73,17 @@ in python.pkgs.buildPythonApplication rec {
     psycopg2
   ]);
 
+  postPatch = ''
+    substituteInPlace pytrainer/platform.py \
+        --replace 'sys.prefix' "\"$out\""
+  '';
+
   checkPhase = ''
-    env HOME=$TEMPDIR TZDIR=${tzdata}/share/zoneinfo \
+    env \
+      HOME=$TEMPDIR \
+      TZDIR=${tzdata}/share/zoneinfo \
       TZ=Europe/Kaliningrad \
-      LC_ALL=en_US.UTF-8 \
+      LC_TIME=C \
       xvfb-run -s '-screen 0 800x600x24' \
       ${python.interpreter} setup.py test
   '';