Print simulation content after simulation runs (#718)

Improvement from current, however it would be ideal that the contents stream out on the terminal view as the simulation runs, not just at once when the simulation is completed.

Using wurlitzer library for this

src/python/impactx/dashboard/Analyze/plotsMain.py

@@ -7,12 +7,12 @@
 """
 
 import asyncio
-import contextlib
 import glob
 import io
 import os
 
 from trame.widgets import matplotlib, plotly, vuetify
+from wurlitzer import pipes
 
 from ..trame_setup import setup_server
 from .analyzeFunctions import AnalyzeFunctions
@@ -140,11 +140,11 @@ def update_plot():
 def run_simulation_impactX():
     buf = io.StringIO()
 
-    with contextlib.redirect_stdout(buf), contextlib.redirect_stderr(buf):
+    with pipes(stdout=buf, stderr=buf):
         state.simulation_data = run_simulation()
 
     buf.seek(0)
-    lines = [line.strip() for line in buf]
+    lines = [line.strip() for line in buf.getvalue().splitlines()]
 
     # Use $nextTick to ensure the terminal is fully rendered before printing
     async def print_lines():

src/python/impactx/dashboard/requirements.txt

@@ -6,3 +6,4 @@ trame-plotly>=3.0.2
 trame-router>=2.2.0
 trame-vuetify>=2.6.2
 trame-xterm>=0.2.1
+wurlitzer>=3.1.1