2 files changed, 66 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/configparser/0001-namespace-fix.patch b/nixpkgs/pkgs/development/python-modules/configparser/0001-namespace-fix.patch
new file mode 100644
index 000000000000..05dbf4677182
--- /dev/null
+++ b/nixpkgs/pkgs/development/python-modules/configparser/0001-namespace-fix.patch
@@ -0,0 +1,42 @@
+From daae1ae35e13bc8107dc97d9219dfb8e172d5d2a Mon Sep 17 00:00:00 2001
+From: Frederik Rietdijk <fridh@fridh.nl>
+Date: Tue, 14 Mar 2017 15:00:33 +0100
+Subject: [PATCH] namespace fix
+
+configparser broke other namespace packages
+https://github.com/NixOS/nixpkgs/issues/23855#issuecomment-286427428
+This patch seems to solve that issue.
+---
+ setup.py                  | 1 -
+ src/backports/__init__.py | 6 ------
+ 2 files changed, 7 deletions(-)
+
+diff --git a/setup.py b/setup.py
+index 3b07823..63ed25d 100644
+--- a/setup.py
++++ b/setup.py
+@@ -42,7 +42,6 @@ setup(
+     py_modules=modules,
+     package_dir={'': 'src'},
+     packages=find_packages('src'),
+-    namespace_packages=['backports'],
+     include_package_data=True,
+     zip_safe=False,
+     install_requires=requirements,
+diff --git a/src/backports/__init__.py b/src/backports/__init__.py
+index f84d25c..febdb2f 100644
+--- a/src/backports/__init__.py
++++ b/src/backports/__init__.py
+@@ -3,9 +3,3 @@
+ 
+ from pkgutil import extend_path
+ __path__ = extend_path(__path__, __name__)
+-
+-try:
+-    import pkg_resources
+-    pkg_resources.declare_namespace(__name__)
+-except ImportError:
+-    pass
+-- 
+2.11.1
+
diff --git a/nixpkgs/pkgs/development/python-modules/configparser/default.nix b/nixpkgs/pkgs/development/python-modules/configparser/default.nix
new file mode 100644
index 000000000000..93b5e58a7745
--- /dev/null
+++ b/nixpkgs/pkgs/development/python-modules/configparser/default.nix
@@ -0,0 +1,24 @@
+{ stdenv, buildPythonPackage, fetchPypi }:
+
+buildPythonPackage rec {
+  pname = "configparser";
+  version = "3.7.3";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "27594cf4fc279f321974061ac69164aaebd2749af962ac8686b20503ac0bcf2d";
+  };
+
+  # No tests available
+  doCheck = false;
+
+  preConfigure = ''
+    export LC_ALL=${if stdenv.isDarwin then "en_US" else "C"}.UTF-8
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Updated configparser from Python 3.7 for Python 2.6+.";
+    license = licenses.mit;
+    homepage = https://github.com/jaraco/configparser;
+  };
+}