temporary: Drop workarounds for previous upstream version

temporary/python-packages.nix

@@ -1,44 +1,3 @@
 pkgs: self: super: with self; {
 
-  # Backport upstream master tensorflow (bazel build is failing)
-  astunparse = callPackage ./tf-astunparse.nix { };
-
-  gast = callPackage ./tf-gast.nix { };
-
-  tensorflow-tensorboard = callPackage ./tf-tensorboard.nix {
-    protobuf = protobuf3_5;
-  };
-
-  tensorflow = callPackage ./tf.nix {
-    protobuf = protobuf3_5;
-    cudaSupport = pkgs.config.cudaSupport or false;
-    cudatoolkit = pkgs.cudatoolkit90;
-    cudnn = pkgs.cudnn_cudatoolkit90;
-    inherit (pkgs.linuxPackages) nvidia_x11;
-  };
-
-  # https://github.com/NixOS/nixpkgs/pull/26580 (Cuda definitions are backwards too)
-  libgpuarray = callPackage ./theano-libgpuarray.nix {
-    clblas = pkgs.clblas.override { inherit boost; };
-    cudaSupport = pkgs.config.cudaSupport or false;
-    inherit (pkgs.linuxPackages) nvidia_x11;
-  };
-
-  Theano = callPackage ./theano.nix rec {
-    cudaSupport = pkgs.config.cudaSupport or false;
-    cudnnSupport = cudaSupport;
-    cudatoolkit = pkgs.cudatoolkit8;
-    cudnn = pkgs.cudnn_cudatoolkit8;
-    inherit (pkgs.linuxPackages) nvidia_x11;
-  };
-
-  TheanoWithoutCuda = super.TheanoWithoutCuda.override {
-    cudaSupport = false;
-    cudnnSupport = false;
-  };
-
-  TheanoWithCuda = super.TheanoWithCuda.override {
-    cudaSupport = true;
-    cudnnSupport = true;
-  };
 }