From 1155186a2b72dd8df1d701f40fedf8c84766061a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=BCtz?= <nix@dotlambda.de>
Date: Tue, 12 Apr 2022 01:03:39 +0000
Subject: [PATCH 1/3] python3Packages.graphviz: 0.19.1 -> 0.19.2

https://github.com/xflr6/graphviz/blob/0.19.2/CHANGES.rst
---
 pkgs/development/python-modules/graphviz/default.nix | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/python-modules/graphviz/default.nix b/pkgs/development/python-modules/graphviz/default.nix
index 46a541fe5040..b90ba9a6c735 100644
--- a/pkgs/development/python-modules/graphviz/default.nix
+++ b/pkgs/development/python-modules/graphviz/default.nix
@@ -16,16 +16,16 @@
 
 buildPythonPackage rec {
   pname = "graphviz";
-  version = "0.19.1";
+  version = "0.19.2";
 
-  disabled = pythonOlder "3.6";
+  disabled = pythonOlder "3.7";
 
   # patch does not apply to PyPI tarball due to different line endings
   src = fetchFromGitHub {
     owner = "xflr6";
     repo = "graphviz";
     rev = version;
-    sha256 = "sha256-pE1lsx/r/BjvW5W2niDx/UeRXxx4kvCyHzAUAG3bdGc=";
+    hash = "sha256-LxXi0Es6ZJT/nSS6SjGg/3stmR25T4R7TZC34mbT+EA=";
   };
 
   patches = [
@@ -65,6 +65,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Simple Python interface for Graphviz";
     homepage = "https://github.com/xflr6/graphviz";
+    changelog = "https://github.com/xflr6/graphviz/blob/${src.rev}/CHANGES.rst";
     license = licenses.mit;
     maintainers = with maintainers; [ dotlambda ];
   };

From 913460372c58ae7e202ddbf490b2b26db7c1ff63 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=BCtz?= <nix@dotlambda.de>
Date: Wed, 11 May 2022 03:19:27 +0000
Subject: [PATCH 2/3] python3Packages.graphviz: 0.19.2 -> 0.20

https://github.com/xflr6/graphviz/blob/0.20/CHANGES.rst
---
 pkgs/development/python-modules/graphviz/default.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/python-modules/graphviz/default.nix b/pkgs/development/python-modules/graphviz/default.nix
index b90ba9a6c735..2fa10120c18c 100644
--- a/pkgs/development/python-modules/graphviz/default.nix
+++ b/pkgs/development/python-modules/graphviz/default.nix
@@ -16,7 +16,7 @@
 
 buildPythonPackage rec {
   pname = "graphviz";
-  version = "0.19.2";
+  version = "0.20";
 
   disabled = pythonOlder "3.7";
 
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "xflr6";
     repo = "graphviz";
     rev = version;
-    hash = "sha256-LxXi0Es6ZJT/nSS6SjGg/3stmR25T4R7TZC34mbT+EA=";
+    hash = "sha256-QyZwXxRbcMushxh/Ypy+v4FOTM4H1u5b7IZMSVgLyEs=";
   };
 
   patches = [

From 9d39485d5863644100c622ae0ad55b6fb0429051 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=BCtz?= <nix@dotlambda.de>
Date: Wed, 11 May 2022 16:00:59 +0000
Subject: [PATCH 3/3] python3Packages.diagrams: relax version constraints

---
 pkgs/development/python-modules/diagrams/default.nix | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/pkgs/development/python-modules/diagrams/default.nix b/pkgs/development/python-modules/diagrams/default.nix
index 84d98d091356..5708a17d6f0e 100644
--- a/pkgs/development/python-modules/diagrams/default.nix
+++ b/pkgs/development/python-modules/diagrams/default.nix
@@ -27,8 +27,7 @@ buildPythonPackage rec {
 
   postPatch = ''
     substituteInPlace pyproject.toml \
-      --replace 'jinja2 = "^2.10"' 'jinja2 = "*"' \
-      --replace 'graphviz = ">=0.13.2,<0.17.0"' 'graphviz = "*"'
+      --replace 'graphviz = ">=0.13.2,<0.20.0"' 'graphviz = "*"'
   '';
 
   preConfigure = ''