Switch to test -v option

MakisH · MakisH · commit 6638074e5f09 · 2025-11-18T15:35:52.000+01:00
diff --git a/changelog-entries/680.md b/changelog-entries/680.md
@@ -1 +1 @@
-- Added the `PRECICE_TUTORIALS_NO_VENV` environment variable to skip the setup of a Python venv in the run.sh scripts of Python-related tutorials [#680](https://github.com/precice/tutorials/pull/680). Use as `PRECICE_TUTORIALS_NO_VENV=true`.
+- Added the `PRECICE_TUTORIALS_NO_VENV` environment variable to skip the setup of a Python venv in the run.sh scripts of Python-related tutorials [#680](https://github.com/precice/tutorials/pull/680). Use as `set PRECICE_TUTORIALS_NO_VENV && ./run.sh`.
diff --git a/channel-transport-reaction/chemical-fenics/run.sh b/channel-transport-reaction/chemical-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-package .venv
     . .venv/bin/activate
diff --git a/channel-transport-reaction/fluid-fenics/run.sh b/channel-transport-reaction/fluid-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-package .venv
     . .venv/bin/activate
diff --git a/channel-transport/fluid-nutils/run.sh b/channel-transport/fluid-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/channel-transport/transport-nutils/run.sh b/channel-transport/transport-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/elastic-tube-1d/fluid-python/run.sh b/elastic-tube-1d/fluid-python/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/elastic-tube-1d/solid-python/run.sh b/elastic-tube-1d/solid-python/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/elastic-tube-3d/solid-fenics/run.sh b/elastic-tube-3d/solid-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-package .venv
     . .venv/bin/activate
diff --git a/flow-around-controlled-moving-cylinder/controller-fmi/run.sh b/flow-around-controlled-moving-cylinder/controller-fmi/run.sh
@@ -15,7 +15,7 @@ if [ ! -f PIDcontroller.fmu ]; then
   cd ../../
 fi
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/flow-around-controlled-moving-cylinder/solid-python/run.sh b/flow-around-controlled-moving-cylinder/solid-python/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/flow-over-heated-plate/fluid-su2/run.sh b/flow-over-heated-plate/fluid-su2/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-package .venv
     . .venv/bin/activate
diff --git a/flow-over-heated-plate/solid-dunefem/run.sh b/flow-over-heated-plate/solid-dunefem/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/flow-over-heated-plate/solid-fenics/run.sh b/flow-over-heated-plate/solid-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-package .venv
     . .venv/bin/activate
diff --git a/flow-over-heated-plate/solid-nutils/run.sh b/flow-over-heated-plate/solid-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/oscillator/mass-left-fmi/run.sh b/oscillator/mass-left-fmi/run.sh
@@ -16,7 +16,7 @@ if [ ! -f ../solver-fmi/Oscillator.fmu ]; then
   cd ../../../mass-left-fmi
 fi
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/oscillator/mass-right-fmi/run.sh b/oscillator/mass-right-fmi/run.sh
@@ -16,7 +16,7 @@ if [ ! -f ../solver-fmi/Oscillator.fmu ]; then
   cd ../../../mass-right-fmi
 fi
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction-complex/dirichlet-fenics/run.sh b/partitioned-heat-conduction-complex/dirichlet-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction-complex/neumann-fenics/run.sh b/partitioned-heat-conduction-complex/neumann-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction-direct/dirichlet-nutils/run.sh b/partitioned-heat-conduction-direct/dirichlet-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction-direct/neumann-nutils/run.sh b/partitioned-heat-conduction-direct/neumann-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction-overlap/left-fenics/run.sh b/partitioned-heat-conduction-overlap/left-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction-overlap/right-fenics/run.sh b/partitioned-heat-conduction-overlap/right-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction/dirichlet-fenics/run.sh b/partitioned-heat-conduction/dirichlet-fenics/run.sh
@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 set -e -u
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction/dirichlet-nutils/run.sh b/partitioned-heat-conduction/dirichlet-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction/neumann-fenics/run.sh b/partitioned-heat-conduction/neumann-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate
diff --git a/partitioned-heat-conduction/neumann-nutils/run.sh b/partitioned-heat-conduction/neumann-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/perpendicular-flap/fluid-fake/run.sh b/perpendicular-flap/fluid-fake/run.sh
@@ -1,7 +1,7 @@
-#!/usr/bin/env sh
+#!/usr/bin/env bash
 set -e -u
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/perpendicular-flap/fluid-nutils/run.sh b/perpendicular-flap/fluid-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/perpendicular-flap/fluid-su2/run.sh b/perpendicular-flap/fluid-su2/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate
diff --git a/perpendicular-flap/solid-fake/run.sh b/perpendicular-flap/solid-fake/run.sh
@@ -1,7 +1,7 @@
-#!/usr/bin/env sh
+#!/usr/bin/env bash
 set -e -u
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/perpendicular-flap/solid-fenics/run.sh b/perpendicular-flap/solid-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate
diff --git a/perpendicular-flap/solid-nutils/run.sh b/perpendicular-flap/solid-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/resonant-circuit/capacitor-python/run.sh b/resonant-circuit/capacitor-python/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/resonant-circuit/coil-python/run.sh b/resonant-circuit/coil-python/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/turek-hron-fsi3/fluid-nutils/run.sh b/turek-hron-fsi3/fluid-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/turek-hron-fsi3/solid-nutils/run.sh b/turek-hron-fsi3/solid-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/two-scale-heat-conduction/macro-nutils/run.sh b/two-scale-heat-conduction/macro-nutils/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/two-scale-heat-conduction/micro-nutils/run.sh b/two-scale-heat-conduction/micro-nutils/run.sh
@@ -6,7 +6,7 @@ exec > >(tee --append "$LOGFILE") 2>&1
 
 usage() { echo "Usage: cmd [-s] [-p n]" 1>&2; exit 1; }
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv .venv
     . .venv/bin/activate
diff --git a/volume-coupled-diffusion/drain-fenics/run.sh b/volume-coupled-diffusion/drain-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate
diff --git a/volume-coupled-diffusion/source-fenics/run.sh b/volume-coupled-diffusion/source-fenics/run.sh
@@ -4,7 +4,7 @@ set -e -u
 . ../../tools/log.sh
 exec > >(tee --append "$LOGFILE") 2>&1
 
-if [ -z "${PRECICE_TUTORIALS_NO_VENV:-}" ]
+if [ -v PRECICE_TUTORIALS_NO_VENV ]
 then
     python3 -m venv --system-site-packages .venv
     . .venv/bin/activate

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		-- Added the `PRECICE_TUTORIALS_NO_VENV` environment variable to skip the setup of a Python venv in the run.sh scripts of Python-related tutorials [#680](https://github.com/precice/tutorials/pull/680). Use as `PRECICE_TUTORIALS_NO_VENV=true`.
	`1`	+- Added the `PRECICE_TUTORIALS_NO_VENV` environment variable to skip the setup of a Python venv in the run.sh scripts of Python-related tutorials [#680](https://github.com/precice/tutorials/pull/680). Use as `set PRECICE_TUTORIALS_NO_VENV && ./run.sh`.