nixpkgs/pkgs/development/python-modules/pygraphviz/graphviz-path.patch

diff --git a/pygraphviz/agraph.py b/pygraphviz/agraph.py
index 8f72024..2d8358e 100644
--- a/pygraphviz/agraph.py
+++ b/pygraphviz/agraph.py
@@ -1557,7 +1557,7 @@ class AGraph(object):
         import os
         import glob
 
-        paths = os.environ["PATH"]
+        paths = '@graphviz@/bin:' + os.environ["PATH"]
         if os.name == "nt":
             exe = ".exe"
         else:
python.pkgs.pygraphviz: add graphviz path 2018-12-04 10:41:23 +00:00			`diff --git a/pygraphviz/agraph.py b/pygraphviz/agraph.py`
			`index 8f72024..2d8358e 100644`
			`--- a/pygraphviz/agraph.py`
			`+++ b/pygraphviz/agraph.py`
			`@@ -1557,7 +1557,7 @@ class AGraph(object):`
			`import os`
			`import glob`

			`- paths = os.environ["PATH"]`
python.pkgs.pygraphviz: use pkgs.pkgconfig and improve expression 2019-01-18 00:33:34 +00:00			`+ paths = '@graphviz@/bin:' + os.environ["PATH"]`
python.pkgs.pygraphviz: add graphviz path 2018-12-04 10:41:23 +00:00			`if os.name == "nt":`
			`exe = ".exe"`
			`else:`