Merge pull request #36414 from erikarvstedt/opentimestamps

Add opentimestamps

pkgs/development/python-modules/opentimestamps/default.nix

@@ -0,0 +1,29 @@
+{ lib, buildPythonPackage, fetchFromGitHub, isPy3k
+, bitcoinlib, GitPython, pysha3 }:
+
+buildPythonPackage rec {
+  name = "opentimestamps-${version}";
+  version = "0.2.1";
+  disabled = (!isPy3k);
+
+  src = fetchFromGitHub {
+    owner = "opentimestamps";
+    repo = "python-opentimestamps";
+    rev = "python-opentimestamps-v0.2.1";
+    sha256 = "1cilv1ls9mdqk8zriqfkz7xcl8i1ncm0f89n4c8k4s82kf5y56rm";
+  };
+
+  # Remove a failing test which expects the test source file to reside in the
+  # project's Git repo
+  patchPhase = ''
+    rm opentimestamps/tests/core/test_git.py
+  '';
+
+  propagatedBuildInputs = [ bitcoinlib GitPython pysha3 ];
+
+  meta = {
+    description = "Create and verify OpenTimestamps proofs";
+    homepage = https://github.com/opentimestamps/python-opentimestamps;
+    license = lib.licenses.lgpl3;
+  };
+}

pkgs/development/python-modules/pysha3/default.nix

@@ -0,0 +1,19 @@
+{ lib, buildPythonPackage, fetchPypi, pythonOlder }:
+
+buildPythonPackage rec {
+  pname = "pysha3";
+  version = "1.0.2";
+  name = "${pname}-${version}";
+  disabled = pythonOlder "2.7";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "17kkjapv6sr906ib0r5wpldmzw7scza08kv241r98vffy9rqx67y";
+  };
+
+  meta = {
+    description = "Backport of hashlib.sha3 for 2.7 to 3.5";
+    homepage = https://github.com/tiran/pysha3;
+    license = lib.licenses.psfl;
+  };
+}