dnaio: Initial packaging

pkgs/dnaio.nix

@@ -0,0 +1,25 @@
+{ lib, fetchPypi, buildPythonPackage, isPy3k
+, cython
+, xopen, pytest }:
+
+buildPythonPackage rec {
+  version = "0.3";
+  pname = "dnaio";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0f16m7hdlm0fz1n7y5asy0v9ghyrq17ni1p9iybq22ddzyd49r27";
+  };
+
+  disabled = !isPy3k;
+
+  buildInputs = [ cython ];
+  propagatedBuildInputs = [ xopen ];
+  checkInputs = [ pytest ];
+
+  meta = with lib; {
+    homepage = "https://github.com/marcelm/dnaio";
+    description = "Library for fast parsing of FASTQ and also FASTA files.";
+    license = licenses.mit;
+  };
+}

pkgs/python-packages.nix

@@ -1,5 +1,7 @@
 pkgs: self: super: with self; {
 
+  dnaio = callPackage ./dnaio.nix { };
+
   ghmm = disabledIf isPy3k ( toPythonModule (pkgs.ghmm.override { python2Packages=self; }) ).py;
 
   openslide = callPackage ./openslide/python.nix { openslide = pkgs.openslide; };