From fb57eed4b5fe5b12ee17ff0c536b4e70b6816a66 Mon Sep 17 00:00:00 2001
From: Erik Arvstedt <erik.arvstedt@gmail.com>
Date: Thu, 28 Apr 2022 15:48:05 +0200
Subject: [PATCH] python38Packages.pdf2image: fix providing `poppler_utils`
 dependency

This is a core dependency of pdf2image.

The previous approach of adding it via `propagatedBuildInputs` has no effect outside of
the build environment.
---
 pkgs/development/python-modules/pdf2image/default.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/python-modules/pdf2image/default.nix b/pkgs/development/python-modules/pdf2image/default.nix
index c3c0538bf503..f2ed6e7a297c 100644
--- a/pkgs/development/python-modules/pdf2image/default.nix
+++ b/pkgs/development/python-modules/pdf2image/default.nix
@@ -4,13 +4,18 @@ buildPythonPackage rec {
   pname = "pdf2image";
   version = "1.16.0";
 
-  propagatedBuildInputs = [ pillow poppler_utils ];
+  propagatedBuildInputs = [ pillow ];
 
   src = fetchPypi {
     inherit pname version;
     sha256 = "d58ed94d978a70c73c2bb7fdf8acbaf2a7089c29ff8141be5f45433c0c4293bb";
   };
 
+  postPatch = ''
+    # Only replace first match in file
+    sed -i '0,/poppler_path=None/s||poppler_path="${poppler_utils}/bin"|' pdf2image/pdf2image.py
+  '';
+
   meta = with lib; {
     description = "A python module that wraps the pdftoppm utility to convert PDF to PIL Image object";
     homepage = "https://github.com/Belval/pdf2image";