Add link to an example of tracking

Author: AntSimi

doc/run_tracking.rst

@@ -49,6 +49,11 @@ It will produce 4 files by run:
 - A file which will contains all the short track which are shorter than **TRACK_DURATION_MIN**
 - A file which will contains all the long track which are longer than **TRACK_DURATION_MIN**
 
+Use python module
+*****************
+
+An example of tracking with python module is available in the gallery:
+:ref:`sphx_glr_python_module_08_tracking_manipulation_pet_run_a_tracking.py`
 
 Choose a tracker
 ****************

examples/02_eddy_identification/pet_interp_grid_on_dataset.py

@@ -58,7 +58,7 @@ def update_axes(ax, mappable=None):
 a.display(ax, color="r", linewidth=0.5, label="Anticyclonic", ref=-10)
 c.display(ax, color="b", linewidth=0.5, label="Cyclonic", ref=-10)
 eke = a.interp_grid(aviso_map, "eke", method="mean", intern=False)
-m = ax.scatter((a.longitude + 10) % 360 - 10, a.latitude, c=eke, **eke_kwargs)
+ax.scatter((a.longitude + 10) % 360 - 10, a.latitude, c=eke, **eke_kwargs)
 eke = c.interp_grid(aviso_map, "eke", method="mean", intern=False)
 m = ax.scatter((c.longitude + 10) % 360 - 10, c.latitude, c=eke, **eke_kwargs)
 update_axes(ax, m)