Merge pull request #120684 from sveitser/python3-black-update

python3Packages.black: 20.8b1 -> 21.4b2

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

@@ -8,6 +8,7 @@
 , dataclasses
 , mypy-extensions
 , pathspec
+, parameterized
 , regex
 , toml
 , typed-ast
@@ -15,13 +16,13 @@
 
 buildPythonPackage rec {
   pname = "black";
-  version = "20.8b1";
+  version = "21.5b1";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1spv6sldp3mcxr740dh3ywp25lly9s8qlvs946fin44rl1x5a0hw";
+    sha256 = "1cdkrl5vw26iy7s23v2zpr39m6g5xsgxhfhagzzflgfbvdc56s93";
   };
 
   nativeBuildInputs = [ setuptools_scm ];
@@ -30,19 +31,19 @@ buildPythonPackage rec {
   # Black starts a local server and needs to bind a local address.
   __darwinAllowLocalNetworking = true;
 
-  checkInputs =  [ pytestCheckHook ];
+  checkInputs =  [ pytestCheckHook parameterized ];
 
   preCheck = ''
     export PATH="$PATH:$out/bin"
+
+    # The top directory /build matches black's DEFAULT_EXCLUDE regex.
+    # Make /build the project root for black tests to avoid excluding files.
+    touch ../.git
   '';
 
   disabledTests = [
-    # Don't know why these tests fails
-    "test_cache_multiple_files"
-    "test_failed_formatting_does_not_get_cached"
     # requires network access
     "test_gen_check_output"
-    "test_process_queue"
   ] ++ lib.optionals stdenv.isDarwin [
     # fails on darwin
     "test_expression_diff"

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

@@ -1,4 +1,4 @@
-{ lib, buildPythonPackage, fetchFromGitHub
+{ lib, buildPythonPackage, fetchFromGitHub, fetchpatch
 , black, toml, pytest, python-language-server, isPy3k
 }:
 
@@ -13,6 +13,15 @@ buildPythonPackage rec {
     sha256 = "0cjf0mjn156qp0x6md6mncs31hdpzfim769c2lixaczhyzwywqnj";
   };
 
+  # Fix test failure with black 21.4b0+
+  # Remove if https://github.com/rupert/pyls-black/pull/39 merged.
+  patches = [
+    (fetchpatch {
+      url = "https://github.com/rupert/pyls-black/commit/728207b540d9c25eb0d1cd96419ebfda2e257f63.patch";
+      sha256 = "0i3w5myhjl5lq1lpkizagnmk6m8fkn3igfyv5f2qcrn5n7f119ak";
+    })
+  ];
+
   disabled = !isPy3k;
 
   checkPhase = ''