Add nipype and needed deps

pkgs/top-level/python-packages.nix

@@ -8316,6 +8316,57 @@ let
     };
   });
 
+  nibabel = buildPythonPackage rec {
+    version = "2.0.1";
+    name = "nibabel-${version}";
+
+    src = pkgs.fetchurl {
+      url = "http://pypi.python.org/packages/source/n/nibabel/${name}.tar.gz";
+      md5 = "3be518fde5ec5b09483d4f28c81dc974";
+    };
+
+    propagatedBuildInputs = with self; [
+      numpy
+      nose
+      modules.sqlite3
+    ];
+
+    meta = {
+      homepage = http://nipy.org/nibabel/;
+      description = "Access a multitude of neuroimaging data formats";
+      license = "BSD";
+    };
+  };
+
+  nipype = buildPythonPackage rec {
+    version = "0.10.0";
+    name = "nipype-${version}";
+
+    src = pkgs.fetchurl {
+      url = "http://pypi.python.org/packages/source/n/nipype/${name}.tar.gz";
+      md5 = "480013709633a6d292e2ef668443e0c9";
+    };
+
+    # Tests fail due to getcwd returning ENOENT???
+    doCheck = false;
+
+    propagatedBuildInputs = with self; [
+     numpy
+     dateutil
+     nose
+     traits
+     scipy
+     nibabel
+     networkx
+   ];
+
+    meta = {
+      homepage = http://nipy.org/nipype/;
+      description = "Neuroimaging in Python: Pipelines and Interfaces";
+      license = "BSD";
+    };
+  };
+
   nose = buildPythonPackage rec {
     version = "1.3.4";
     name = "nose-${version}";
@@ -13740,6 +13791,24 @@ let
     };
   };
 
+  traits = buildPythonPackage rec {
+    name = "traits-${version}";
+    version = "4.5.0";
+
+    src = pkgs.fetchurl {
+      url = "http://pypi.python.org/packages/source/t/traits/${name}.tar.gz";
+      md5 = "3ad558eebaedc63c29c80183c0371d2f";
+    };
+
+    propagatedBuildInputs = with self; [ numpy ];
+
+    meta = {
+      description = "explicitly typed attributes for Python";
+      homepage = http://pypi.python.org/pypi/traits;
+      license = "BSD";
+    };
+  };
+
 
   transaction = buildPythonPackage rec {
     name = "transaction-${version}";