From 5f9f71748df4d4f624154f3b3a7acb55fba05d16 Mon Sep 17 00:00:00 2001
From: "pre-commit-ci[bot]"
 <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Date: Mon, 28 Jun 2021 17:03:49 +0000
Subject: [PATCH 1/2] [pre-commit.ci] pre-commit autoupdate
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

updates:
- [github.com/psf/black: 21.5b2 → 21.6b0](https://github.com/psf/black/compare/21.5b2...21.6b0)
- [github.com/pre-commit/mirrors-mypy: v0.812 → v0.910](https://github.com/pre-commit/mirrors-mypy/compare/v0.812...v0.910)
- [github.com/PyCQA/isort: 5.8.0 → 5.9.1](https://github.com/PyCQA/isort/compare/5.8.0...5.9.1)
---
 .pre-commit-config.yaml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 3affe953..7bd23777 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,11 +1,11 @@
 repos:
   - repo: https://github.com/psf/black
-    rev: 21.5b2
+    rev: 21.6b0
     hooks:
       - id: black
         language_version: python3
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v0.812
+    rev: v0.910
     hooks:
       - id: mypy
   - repo: https://github.com/PyCQA/flake8
@@ -18,7 +18,7 @@ repos:
       - id: check-toml
       - id: check-yaml
   - repo: https://github.com/PyCQA/isort
-    rev: 5.8.0
+    rev: 5.9.1
     hooks:
       - id: isort
         additional_dependencies: [toml]

From 99d90acf7a46ae3e0598ec67e6fd26f6a613697c Mon Sep 17 00:00:00 2001
From: Arjan Molenaar <gaphor@gmail.com>
Date: Fri, 9 Jul 2021 23:19:13 +0200
Subject: [PATCH 2/2] Define Constraint to be Hashable as well

For LRU cache.
---
 gaphas/solver/constraint.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gaphas/solver/constraint.py b/gaphas/solver/constraint.py
index 02cb2469..d23cd40e 100644
--- a/gaphas/solver/constraint.py
+++ b/gaphas/solver/constraint.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import Callable, Collection, Set
+from typing import Callable, Collection, Hashable, Set
 
 from typing_extensions import Protocol, runtime_checkable
 
@@ -8,7 +8,7 @@
 
 
 @runtime_checkable
-class Constraint(Protocol):
+class Constraint(Protocol, Hashable):
     def add_handler(self, handler: Callable[[Constraint], None]) -> None:
         ...