pythonPackages.pytest-catchlog: Move to own file

pkgs/development/python-modules/pytest-catchlog/default.nix

@@ -0,0 +1,24 @@
+{ stdenv, buildPythonPackage, fetchPypi, pytest, unzip }:
+
+buildPythonPackage rec {
+  pname = "pytest-catchlog";
+  version = "1.2.2";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1w7wxh27sbqwm4jgwrjr9c2gy384aca5jzw9c0wzhl0pmk2mvqab";
+    extension = "zip";
+  };
+
+  buildInputs = [ pytest unzip ];
+  checkPhase = "make test";
+
+  # Requires pytest < 3.1
+  doCheck = false;
+
+  meta = with stdenv.lib; {
+    license = licenses.mit;
+    homepage = https://pypi.python.org/pypi/pytest-catchlog/;
+    description = "py.test plugin to catch log messages. This is a fork of pytest-capturelog.";
+  };
+}