pythonPackages.eth-typing: init at 1.1.0

(cherry picked from commit 541a13c)

pkgs/development/python-modules/eth-typing/default.nix

@@ -0,0 +1,35 @@
+{ lib, fetchFromGitHub, buildPythonPackage, pythonOlder, pytest }:
+
+buildPythonPackage rec {
+  pname = "eth-typing";
+  version = "1.3.0";
+
+  # Tests are missing from the PyPI source tarball so let's use GitHub
+  # https://github.com/ethereum/eth-typing/issues/8
+  src = fetchFromGitHub {
+    owner = "ethereum";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "0703z7vlsfa3dvgcq22f9rzmj0svyp2a8wc7h73d0aac28ydhpv9";
+  };
+
+  # setuptools-markdown uses pypandoc which is broken at the moment
+  preConfigure = ''
+    substituteInPlace setup.py --replace \'setuptools-markdown\' ""
+  '';
+
+  disabled = pythonOlder "3.5";
+
+  checkInputs = [ pytest ];
+
+  checkPhase = ''
+    pytest .
+  '';
+
+  meta = {
+    description = "Common type annotations for Ethereum Python packages";
+    homepage = https://github.com/ethereum/eth-typing;
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ jluttine ];
+  };
+}

pkgs/top-level/python-packages.nix

@@ -1655,6 +1655,8 @@ in {
 
   eth-hash = callPackage ../development/python-modules/eth-hash { };
 
+  eth-typing = callPackage ../development/python-modules/eth-typing { };
+
   jsonrpc-async = callPackage ../development/python-modules/jsonrpc-async { };
 
   jsonrpc-base = callPackage ../development/python-modules/jsonrpc-base { };