pythonPackages.black: Move optional deps to passthru

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

@@ -19,7 +19,6 @@
 , uvloop
 }:
 
-
 buildPythonPackage rec {
   pname = "black";
   version = "22.8.0";
@@ -37,7 +36,7 @@ buildPythonPackage rec {
   # Black starts a local server and needs to bind a local address.
   __darwinAllowLocalNetworking = true;
 
-  checkInputs = [ pytestCheckHook parameterized ];
+  checkInputs = [ pytestCheckHook parameterized aiohttp ];
 
   preCheck = ''
     export PATH="$PATH:$out/bin"
@@ -64,18 +63,20 @@ buildPythonPackage rec {
   doCheck = !(stdenv.isLinux && stdenv.isAarch64);
 
   propagatedBuildInputs = [
-    aiohttp
-    aiohttp-cors
     click
-    colorama
     mypy-extensions
     pathspec
     platformdirs
     tomli
-    uvloop
   ] ++ lib.optional (pythonOlder "3.8") typed-ast
   ++ lib.optional (pythonOlder "3.10") typing-extensions;
 
+  passthru.optional-dependencies = {
+    d = [ aiohttp aiohttp-cors ];
+    colorama = [ colorama ];
+    uvloop = [ uvloop ];
+  };
+
   meta = with lib; {
     description = "The uncompromising Python code formatter";
     homepage = "https://github.com/psf/black";