[2/2] Implement multiprocessing-based parallel plotting

plot_xiaoqu.py

@@ -17,6 +17,7 @@ import os                                  ## operating system utilities
 
 import plot_binary_data
 import AMSS_NCKU_Input as input_data
+from parallel_plot_helper import run_plot_tasks_parallel
 
 # plt.rcParams['text.usetex'] = True  ## enable LaTeX fonts in plots
 
@@ -52,10 +53,13 @@ def generate_binary_data_plot( binary_outdir, figure_outdir ):
         file_list.append(x)
         print(x)
 
-    ## Plot each file in the list
+    ## Plot each file in the list (in parallel)
+    plot_tasks = []
     for filename in file_list:
         print(filename)
-        plot_binary_data.plot_binary_data(filename, binary_outdir, figure_outdir)
+        plot_tasks.append( ( plot_binary_data.plot_binary_data, (filename, binary_outdir, figure_outdir) ) )
+
+    run_plot_tasks_parallel(plot_tasks)
 
     print(                        )
     print( " Binary Data Plot Has been Finished " )