From f25b128071f8260f2ead377979f143bf19a7f6b7 Mon Sep 17 00:00:00 2001
From: Jonathan Ringer <jonringer117@gmail.com>
Date: Mon, 8 Jun 2020 12:31:29 -0700
Subject: [PATCH] python37Packages.pep8-naming: add missing importlib-metadata
 dep

---
 pkgs/development/python-modules/pep8-naming/default.nix | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/python-modules/pep8-naming/default.nix b/pkgs/development/python-modules/pep8-naming/default.nix
index 4b85ba47ab3..5f3f0a5145d 100644
--- a/pkgs/development/python-modules/pep8-naming/default.nix
+++ b/pkgs/development/python-modules/pep8-naming/default.nix
@@ -1,5 +1,7 @@
-{ lib, fetchPypi, buildPythonPackage
-, flake8-polyfill }:
+{ lib, fetchPypi, buildPythonPackage, pythonOlder
+, flake8-polyfill
+, importlib-metadata
+}:
 
 buildPythonPackage rec {
   pname = "pep8-naming";
@@ -12,6 +14,8 @@ buildPythonPackage rec {
 
   propagatedBuildInputs = [
     flake8-polyfill
+  ] ++ lib.optionals (pythonOlder "3.8") [
+    importlib-metadata
   ];
 
   meta = with lib; {