All references to '-r' for pip calls have been replaced with the more…

… verbose '--requirement'.

.github/workflows/build.yml

@@ -32,6 +32,6 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install --upgrade -r requirements-test.txt
+          pip install --upgrade --requirement requirements-test.txt
       - name: Run pre-commit on all files
         run: pre-commit run --all-files

CONTRIBUTING.md

@@ -102,7 +102,7 @@ commands:
 cd skeleton-generic
 pyenv virtualenv <python_version_to_use> skeleton-generic
 pyenv local skeleton-generic
-pip install -r requirements-dev.txt
+pip install --requirement requirements-dev.txt
 ```
 
 #### Installing the pre-commit hook ####

requirements-dev.txt

@@ -1,2 +1,2 @@
--r requirements-test.txt
+--requirement requirements-test.txt
 ipython