guix/gnu/packages/patches/python-pyls-black-41.patch

From ada6a999e4f5cca21a2133e449f4576dbe9a64d2 Mon Sep 17 00:00:00 2001
From: Isaac Dadzie <4581114+idadzie@users.noreply.github.com>
Date: Fri, 4 Feb 2022 21:18:37 +0000
Subject: [PATCH] Add support for black 22.1.0

Make changes to support black 22.1.0, which changed the return type
of 'find_project_root' to a tuple.

Resolves: #40
---
 pyls_black/plugin.py | 8 +++++++-
 setup.cfg            | 2 +-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/pyls_black/plugin.py b/pyls_black/plugin.py
index dc5d482..e4f4d98 100644
--- a/pyls_black/plugin.py
+++ b/pyls_black/plugin.py
@@ -73,7 +73,13 @@ def load_config(filename: str) -> Dict:
 
     root = black.find_project_root((filename,))
 
-    pyproject_filename = root / "pyproject.toml"
+    # Note: find_project_root returns a tuple in 22.1.0+
+    try:
+        # Keeping this to not break backward compatibility.
+        pyproject_filename = root / "pyproject.toml"
+    except TypeError:
+        _root, _ = root
+        pyproject_filename = _root / "pyproject.toml"
 
     if not pyproject_filename.is_file():
         return defaults
diff --git a/setup.cfg b/setup.cfg
index 036cec2..57fbe4f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = pyls-black
-version = 0.4.7
+version = 0.4.8
 author = Rupert Bedford
 author_email = rupert@rupertb.com
 description = Black plugin for the Python Language Server