Add continuous dynamic plot option

Author: IshaanDesai

elastic-tube-1d/README.md

@@ -88,6 +88,8 @@ cd solid-python
 ./run.sh
 ```
 
+**Optional:** A run-time plot visualization can be trigged by passing the `--enable-plot` execution command in `run.sh` of `FluidSolver.py`.
+
 {% include warning.html content= "The C++ and Python solvers lead to different results. Please consider the Python results as the correct ones and refer to this [open issue](https://github.com/precice/tutorials/issues/195) for more insight. Contributions are particularly welcome here." %}
 
 ## Post-processing

elastic-tube-1d/fluid-python/FluidSolver.py

@@ -151,9 +151,8 @@ def crossSection0(N):
         velocity_old = np.copy(velocity)
         pressure_old = np.copy(pressure)
         crossSectionLength_old = np.copy(crossSectionLength)
-
         writeOutputToVTK(time_it, "out_fluid_", dx, datanames=["velocity", "pressure", "diameter"], data=[
-                        velocity_old, pressure_old, crossSectionLength_old])
+            velocity_old, pressure_old, crossSectionLength_old])
         time_it += 1
 
 print("Exiting FluidSolver")