From 2468315f2b4715ea3392450966e832aab756bc41 Mon Sep 17 00:00:00 2001
From: freezeboy <freezeboy@users.noreply.github.com>
Date: Mon, 21 Sep 2020 15:10:08 +0200
Subject: [PATCH] python3Packages.crc32c: init at 1.0.0

---
 .../python-modules/google-crc32c/default.nix  | 31 +++++++++++++++++++
 pkgs/top-level/python-packages.nix            |  4 +++
 2 files changed, 35 insertions(+)
 create mode 100644 pkgs/development/python-modules/google-crc32c/default.nix

diff --git a/pkgs/development/python-modules/google-crc32c/default.nix b/pkgs/development/python-modules/google-crc32c/default.nix
new file mode 100644
index 000000000000..fbed406cebce
--- /dev/null
+++ b/pkgs/development/python-modules/google-crc32c/default.nix
@@ -0,0 +1,31 @@
+{ lib, buildPythonPackage, isPy3k, fetchFromGitHub, cffi, crc32c, pytestCheckHook }:
+
+buildPythonPackage rec {
+  pname = "google-crc32c";
+  version = "1.0.0";
+
+  disabled = !isPy3k;
+
+  src = fetchFromGitHub {
+    owner = "googleapis";
+    repo = "python-crc32c";
+    rev = "v${version}";
+    sha256 = "0n3ggsxmk1fhq0kz6p5rcj4gypfb05i26fcn7lsawakgl7fzxqyl";
+  };
+
+  buildInputs = [ crc32c  ];
+  propagatedBuildInputs = [ cffi ];
+
+  LDFLAGS = "-L${crc32c}/lib";
+  CFLAGS = "-I${crc32c}/include";
+
+  checkInputs = [ pytestCheckHook crc32c ];
+  pythonImportsCheck = [ "google_crc32c" ];
+
+  meta = with lib; {
+    homepage = "https://github.com/googleapis/python-crc32c";
+    description = "Wrapper the google/crc32c hardware-based implementation of the CRC32C hashing algorithm";
+    license = with licenses; [ asl20 ];
+    maintainers = with maintainers; [ freezeboy ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index e3c07aea7494..6aa278ce17f7 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -2467,6 +2467,10 @@ in {
 
   google-compute-engine = callPackage ../tools/virtualization/google-compute-engine { };
 
+  google-crc32c = callPackage ../development/python-modules/google-crc32c {
+    inherit (pkgs) crc32c;
+  };
+
   google-i18n-address = callPackage ../development/python-modules/google-i18n-address { };
 
   google-music = callPackage ../development/python-modules/google-music { };