Create the environment from file.

Add conda-forge as a channel for some packages.

README.md

@@ -4,16 +4,17 @@ All analysis for the STRAW project.
 
 To install first:
 
-* Create a conda virtual environment with the correct Python version.
+* Create a conda virtual environment from the `environment.yml` file.
 
-```commandline
-conda create --name straw2analysis python=3.9
+```shell
+cd config
+conda env create --file environment.yml
 conda activate straw2analysis
 ```
+If you have already created this environment, you can update it using:
 
-* Next, install all necessary libraries.
-
-```commandline
-cd config
-conda install --file environment.yml
-```
+```shell
+conda deactivate
+conda env update --file environment.yml
+conda activate straw2analysis
+```

config/environment.yml

@@ -1,6 +1,7 @@
 name: straw2analysis
 channels:
   - defaults
+  - conda-forge
 dependencies:
   - python=3.9
   - black