1 files changed, 32 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/opentimestamps/default.nix b/nixpkgs/pkgs/development/python-modules/opentimestamps/default.nix
new file mode 100644
index 000000000000..01f5595fea10
--- /dev/null
+++ b/nixpkgs/pkgs/development/python-modules/opentimestamps/default.nix
@@ -0,0 +1,32 @@
+{ lib, buildPythonPackage, fetchFromGitHub, isPy3k
+, bitcoinlib, GitPython, pysha3, git }:
+
+buildPythonPackage rec {
+  pname = "opentimestamps";
+  version = "0.4.0";
+  disabled = (!isPy3k);
+
+  # We can't use the pypi source because it doesn't include README.md which is
+  # needed in setup.py
+  src = fetchFromGitHub {
+    owner = "opentimestamps";
+    repo = "python-opentimestamps";
+    rev = "python-opentimestamps-v${version}";
+    sha256 = "165rj08hwmbn44ra9n0cj5vfn6p49dqfn5lz2mks962mx19c7l0m";
+  };
+
+  # Remove a failing test which expects the test source file to reside in the
+  # project's Git repo
+  postPatch = ''
+    rm opentimestamps/tests/core/test_git.py
+  '';
+
+  checkInputs = [ git ];
+  propagatedBuildInputs = [ bitcoinlib GitPython pysha3 ];
+
+  meta = {
+    description = "Create and verify OpenTimestamps proofs";
+    homepage = https://github.com/opentimestamps/python-opentimestamps;
+    license = lib.licenses.lgpl3;
+  };
+}