From 5c90064e138f5ecbae2aa228a06749ab219cc815 Mon Sep 17 00:00:00 2001
From: "Robert T. McGibbon" <rmcgibbo@gmail.com>
Date: Wed, 30 Dec 2020 18:04:08 -0500
Subject: [PATCH] python3Packages.datashader: unbreak build with pyct==0.48

---
 pkgs/development/python-modules/datashader/default.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/pkgs/development/python-modules/datashader/default.nix b/pkgs/development/python-modules/datashader/default.nix
index 233aac688ab..c49e2e30b80 100644
--- a/pkgs/development/python-modules/datashader/default.nix
+++ b/pkgs/development/python-modules/datashader/default.nix
@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
+, fetchpatch
 , dask
 , distributed
 , bokeh
@@ -36,6 +37,12 @@ buildPythonPackage rec {
     inherit pname version;
     sha256 = "b1f80415f72f92ccb660aaea7b2881ddd35d07254f7c44101709d42e819d6be6";
   };
+  patches = [ (fetchpatch {
+    # Unpins pyct==0.46 (Sep. 11, 2020).
+    # Will be incorporated into the next datashader release after 0.11.1
+    url = "https://github.com/holoviz/datashader/pull/960/commits/d7a462fa399106c34fd0d44505a8a73789dbf874.patch";
+    sha256 = "1wqsk9dpxnkxr49fa7y5q6ahin80cvys05lnirs2w2p1dja35y4x";
+  })];
 
   propagatedBuildInputs = [
     dask