python310Packages.raven: update dependencies, description, comment

pkgs/development/python-modules/raven/default.nix

@@ -1,5 +1,8 @@
-{ lib, buildPythonPackage, fetchFromGitHub, isPy3k
-, contextlib2, blinker
+{ lib
+, buildPythonPackage
+, fetchFromGitHub
+, blinker
+, flask
 }:
 
 buildPythonPackage rec {
@@ -13,14 +16,17 @@ buildPythonPackage rec {
     sha256 = "16x9ldl8cy7flw5kh7qmgbmflqyf210j3q6ac2lw61sgwajsnvw8";
   };
 
-  # way too many dependencies to run tests
-  # see https://github.com/getsentry/raven-python/blob/master/setup.py
+  # requires outdated dependencies which have no official support for python 3.4
   doCheck = false;
 
-  propagatedBuildInputs = [ blinker ] ++ lib.optionals (!isPy3k) [ contextlib2 ];
+  pythonImportsCheck = [ "raven" ];
+
+  passthru.optional-dependencies = {
+    flask = [ blinker flask ];
+  };
 
   meta = {
-    description = "A Python client for Sentry (getsentry.com)";
+    description = "Legacy Python client for Sentry (getsentry.com) — replaced by sentry-python";
     homepage = "https://github.com/getsentry/raven-python";
     license = [ lib.licenses.bsd3 ];
     maintainers = with lib.maintainers; [ primeos ];