Use hasktorch in nixpkgs

README.md

@@ -4,10 +4,12 @@ Similar to the [Cardano Skeleton](https://github.com/input-output-hk/cardano-ske
 this repository serves as an example of how a downstream user of both Nix and Hasktorch
 can set up a development environment.
 
+The Nix shell installs ghc with hasktorch. When there is a hasktorch cache in nixpkgs, building hasktorch will be skipped.
+
 # 3 Steps to happy Hasktorch coding
 
 1. Fork this repo and clone it locally.
-2. Launch a Nix shell with (optionally) CUDA, `ghcide`, and VS Code, `nix-shell --arg cudaSupport true --argstr cudaMajorVersion 10 --command "code ."`
+2. Launch a Nix shell with (optionally) CUDA, `hls`, and VS Code, `nix develop"`
 3. Install the [Haskell Language Server plugin](https://marketplace.visualstudio.com/items?itemName=alanz.vscode-hie-server) and set the `HIE Variant` to `ghcide`.
 
 Happy Hasktorch hacking!

cabal.project

@@ -1,23 +1,2 @@
 packages:
     *.cabal
-
-source-repository-package
-    type: git
-    location: https://github.com/hasktorch/hasktorch
-    tag: d7dd1f0a83971621526caf80c0dfafc5eb0bc8be
-    --sha256: 1rh6xssbzcp6gix80w55qdv9ilynsrjlyn9m283bi5c5i876hrvl
-    subdir: libtorch-ffi-helper
-
-source-repository-package
-    type: git
-    location: https://github.com/hasktorch/hasktorch
-    tag: d7dd1f0a83971621526caf80c0dfafc5eb0bc8be
-    --sha256: 1rh6xssbzcp6gix80w55qdv9ilynsrjlyn9m283bi5c5i876hrvl
-    subdir: libtorch-ffi
-
-source-repository-package
-    type: git
-    location: https://github.com/hasktorch/hasktorch
-    tag: d7dd1f0a83971621526caf80c0dfafc5eb0bc8be
-    --sha256: 1rh6xssbzcp6gix80w55qdv9ilynsrjlyn9m283bi5c5i876hrvl
-    subdir: hasktorch