From 0e431818caf169d1eb24cd8772e814786a915747 Mon Sep 17 00:00:00 2001
From: Evils <evils.devils@protonmail.com>
Date: Sat, 17 Apr 2021 23:09:59 +0200
Subject: [PATCH 1/2] python.pkgs.btrfs: 11 -> 12

and switch to fetchFromGithub as it's not published on pypi
---
 .../development/python-modules/btrfs/default.nix | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/python-modules/btrfs/default.nix b/pkgs/development/python-modules/btrfs/default.nix
index adaf1f610e3..ff21d5670d7 100644
--- a/pkgs/development/python-modules/btrfs/default.nix
+++ b/pkgs/development/python-modules/btrfs/default.nix
@@ -1,17 +1,23 @@
 { lib
 , buildPythonPackage
-, fetchPypi
+, fetchFromGitHub
 }:
 
 buildPythonPackage rec {
   pname = "btrfs";
-  version = "11";
+  version = "12";
 
-  src = fetchPypi {
-    inherit pname version;
-    sha256 = "1w92sj47wy53ygz725xr613k32pk5khi0g9lrpp6img871241hrx";
+  src = fetchFromGitHub {
+    owner = "knorrie";
+    repo = "python-btrfs";
+    rev = "v${version}";
+    sha256 = "sha256-ZQSp+pbHABgBTrCwC2YsUUXAf/StP4ny7MEhBgCRqgE=";
   };
 
+  # no tests (in v12)
+  doCheck = false;
+  pythonImportsCheck = [ "btrfs" ];
+
   meta = with lib; {
     description = "Inspect btrfs filesystems";
     homepage = "https://github.com/knorrie/python-btrfs";

From e49b28b77c79e000510c4ef90b86bd078616642c Mon Sep 17 00:00:00 2001
From: Evils <evils.devils@protonmail.com>
Date: Sat, 17 Apr 2021 22:50:04 +0200
Subject: [PATCH 2/2] btrfs-heatmap: 8 -> 9

---
 .../filesystems/btrfs-heatmap/default.nix     | 20 ++++++++-----------
 1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/pkgs/tools/filesystems/btrfs-heatmap/default.nix b/pkgs/tools/filesystems/btrfs-heatmap/default.nix
index 04d74d78cfd..9de91738e74 100644
--- a/pkgs/tools/filesystems/btrfs-heatmap/default.nix
+++ b/pkgs/tools/filesystems/btrfs-heatmap/default.nix
@@ -2,25 +2,17 @@
 , fetchFromGitHub
 , python3
 , installShellFiles
-, fetchurl
 }:
 
 stdenv.mkDerivation rec {
   pname = "btrfs-heatmap";
-  version = "8";
+  version = "9";
 
   src = fetchFromGitHub {
     owner = "knorrie";
     repo = "btrfs-heatmap";
     rev = "v${version}";
-    sha256 = "035frvk3s7g18y81srssvm550nfq7jylr7w60nvixidxvrc0yrnh";
-  };
-
-  # man page is currently only in the debian branch
-  # https://github.com/knorrie/btrfs-heatmap/issues/11
-  msrc = fetchurl {
-    url = "https://raw.githubusercontent.com/knorrie/btrfs-heatmap/45d844e12d7f5842ebb99e65d7b968a5e1a89066/debian/man/btrfs-heatmap.8";
-    sha256 = "1md7xc426sc8lq4w29gjd6gv7vjqhcwrqqcr6z39kihvi04d5f6q";
+    sha256 = "sha256-yCkuZqWwxrs2eS7EXY6pAOVVVSq7dAMxJtf581gX8vg=";
   };
 
   buildInputs = [ python3 ];
@@ -29,11 +21,15 @@ stdenv.mkDerivation rec {
   outputs = [ "out" "man" ];
 
   installPhase = ''
-    install -Dm 0755 heatmap.py $out/sbin/btrfs-heatmap
-    installManPage ${msrc}
+    runHook preInstall
+
+    install -Dm 0755 btrfs-heatmap $out/sbin/btrfs-heatmap
+    installManPage man/btrfs-heatmap.1
 
     buildPythonPath ${python3.pkgs.btrfs}
     patchPythonScript $out/sbin/btrfs-heatmap
+
+    runHook postInstall
   '';
 
   meta = with lib; {