Install python requirements (including pytest) inside Fedora docker container

Author: tomchapman

.ci_fedora.sh

@@ -47,11 +47,16 @@ test . != ".$1" && mpi="$1" || mpi=openmpi
     export OMP_NUM_THREADS=1
     cd
     cd BOUT-dev
+
+    echo "Installing Python requirements inside Fedora container..."
+    # Install pytest and dependencies for the user inside the container
+    python3 -m pip install --user -r requirements.txt
+
     echo "starting configure"
     time cmake -S . -B build -DBOUT_USE_PETSC=ON \
-	 -DBOUT_UPDATE_GIT_SUBMODULE=OFF \
-	 -DBOUT_USE_SYSTEM_FMT=ON \
-	 -DBOUT_USE_SYSTEM_MPARK_VARIANT=ON \
+   -DBOUT_UPDATE_GIT_SUBMODULE=OFF \
+   -DBOUT_USE_SYSTEM_FMT=ON \
+   -DBOUT_USE_SYSTEM_MPARK_VARIANT=ON \
 	 -DBOUT_USE_SUNDIALS=ON
 
     time make -C build build-check -j 2