Commented version of the particle post-processing file

dgpy/scripts/particle.py

@@ -6,10 +6,10 @@
 
     SLIM solves the governing equations on adaptative unstructured meshes using the discontinuous Galerkin finite element method.
 
-    slimPost contains some post processing tools usable with results from slim (for simulations, see slim.py file), such as fourier series ...
+    particle is a post processing tools usable with results from slim (for simulations, see slim.py file) allowing for particle(s) tracking.
 
     To generate the post processing results, run the script my_postpro_script.py:
-        - On a single core: rundgpy my_prepro_script.py
+        - On a single core: rundgpy my_postpro_script.py
 
     
 """
@@ -86,7 +86,7 @@ class Particle_tracker:
         
             
     def loop(self, path_output):
-        """ Return the fourier serie at a node of the mesh
+        """ Compute the particle(s) position at each time step and store it in a .pos file
         
         keyword arguments:
         
@@ -137,4 +137,4 @@ class Particle_tracker:
             
             self._particleTracker.particleMove(self._hydro_sol_dof, connectivityMatrix, i)
             self._particles.printPositions(self._path_output+'/particlesAlive_%06d'%( i ), 'pos', 0)
-                
\ No newline at end of file
+