Add instructions to install via Guix.

1 files changed, 30 insertions, 2 deletions

diff --git a/README.md b/README.md
index 2c5b125..83b0c68 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,8 @@ pyhegp is a Python library and CLI utility implementing homomorphic encryption o
 - [Using encrypted genotypes and phenotypes for collaborative genomic analyses to maintain data confidentiality](https://academic.oup.com/genetics/article/226/3/iyad210/7470728)
 
 # Install development version
-## Create a virtual environment (optional)
+## Using pip
+### Create a virtual environment (optional)
 In a new directory, create a python virtual environment and activate it.
 ```
 mkdir pyhegp
@@ -13,12 +14,39 @@ cd pyhegp
 python3 -m venv .venv
 source .venv/bin/activate
 ```
-## Install pyhegp
+### Install pyhegp
 Install the development version of pyhegp. If you are in a virtual environment, pyhegp will be installed in it. If you skipped the previous step, pyhegp will be installed in your user install directory (that's typically in your home directory).
 ```
 pip install git+https://github.com/encryption4genetics/pyhegp
 ```
 
+## Using Guix
+
+Put the following into a `channels.scm` file.
+```scheme
+(use-modules (guix ci))
+
+(list (channel
+        (name 'pyhegp)
+        (url "https://github.com/encryption4genetics/pyhegp")
+        (branch "main"))
+      (channel-with-substitutes-available %default-guix-channel
+                                          "https://ci.guix.gnu.org"))
+```
+Build a Guix profile using this `channels.scm` and activate it.
+```
+guix pull -C channels.scm -p pyhegp-profile
+source ./pyhegp-profile/etc/profile
+```
+Drop into a shell where pyhegp is installed.
+```
+guix shell pyhegp
+```
+Now, you can use pyhegp.
+```
+pyhegp --help
+```
+
 # How to use
 ## Simple data sharing