Let's reset here

.github/workflows/test_branches.yml

@@ -301,36 +301,6 @@ jobs:
     - name: Install Python packages (conda)
       if: matrix.PYENV == 'conda'
       run: |
-        # Function to install a package with a timeout
-        install_with_timeout() {
-            local pkg=$1
-            local timeout_duration=300  # Set a timeout duration (in seconds)
-
-            echo "... INSTALLING $pkg"
-            (conda install -q -y "$pkg") &
-            conda_pid=$!
-
-            # Set a trap to kill the conda process if the script exits
-            trap "kill $conda_pid 2>/dev/null" EXIT
-
-            (sleep "$timeout_duration" && kill -INT "$conda_pid" 2>/dev/null) &
-            timeout_pid=$!
-
-            wait "$conda_pid"
-            exit_status=$?
-
-            # Clean up the timeout process
-            kill "$timeout_pid" 2>/dev/null
-
-            # Check if the installation was successful
-            if [ $exit_status -ne 0 ]; then
-                echo "ERROR: Installation of $pkg failed (exit status: $exit_status)"
-                return 1
-            fi
-
-            echo "Successfully installed $pkg"
-            return 0
-        }
         # Set up environment
         conda config --set always_yes yes
         conda config --set auto_update_conda false
@@ -407,32 +377,7 @@ jobs:
             else
                 XPRESS='xpress'
             fi
-            PYVER=$(echo "py${{matrix.python}}" | sed 's/\.//g')
-            echo "Installing for $PYVER"
-            PACKAGES='cplex>=12.10 docplex gurobi xpress cyipopt pymumps scip'
-
-            # Main installation loop
-            for PKG in $PACKAGES; do
-                echo ""
-                echo "*** Install $PKG ***"
-                _PKGLIST=$(conda search -f "$PKG") || echo "Package $PKG not found"
-                echo "$_PKGLIST"
-                _BASE=$(echo "$PKG" | sed 's/[=<>].*//')
-                _BUILDS=$(echo "$_PKGLIST" | grep "^$_BASE " | sed -r 's/\s+/ /g' | cut -d\  -f3) || echo ""
-
-                if test -n "$_BUILDS"; then
-                    _ISPY=$(echo "$_BUILDS" | grep "^py") || echo "INFO: No python build detected."
-                    _PYOK=$(echo "$_BUILDS" | grep -E "^($PYVER|pyh)") || echo "INFO: No python build matching $PYVER detected."
-
-                    if test -z "$_ISPY" -o -n "$_PYOK"; then
-                        install_with_timeout "$PKG" || {
-                            echo "WARNING: $PKG installation failed. Continuing with the next package."
-                        }
-                    fi
-                else
-                    echo "WARNING: $PKG is not available"
-                fi
-            done
+            conda install -q -y 'cplex>=12.10' docplex gurobi "$XPRESS" cyipopt pymumps scip
         fi
         # Re-try Pyomo (optional) dependencies with pip
         echo ""