correction for documentation

src/py_eddy_tracker/generic.py

@@ -70,8 +70,9 @@ def build_index(groups):
     :param array groups: array that contains groups to be separated
     :return: (first_index of each group, last_index of each group, value to shift groups)
     :rtype: (array, array, int)
-    Examples
-    --------
+
+    :Example:
+
     >>> build_index(array((1, 1, 3, 4, 4)))
     (array([0, 2, 2, 3]), array([2, 2, 3, 5]), 1)
     """

src/py_eddy_tracker/observations/network.py

@@ -221,7 +221,7 @@ def from_split_network(cls, group_dataset, indexs, **kwargs):
 
         :param TrackEddiesObservations group_dataset: Group dataset
         :param indexs: result from split_network
-        return NetworkObservations
+        :return: NetworkObservations
         """
         index_order = indexs.argsort(order=("group", "track", "time"))
         network = cls.new_like(group_dataset, len(group_dataset), **kwargs)
@@ -1598,8 +1598,8 @@ def group_translator(nb, duos):
         :param int nb: size of translator
         :param set((int, int)) duos: set of all groups that must be joined
 
-        Examples
-        --------
+        :Example:
+
         >>> NetworkObservations.group_translator(5, ((0, 1), (0, 2), (1, 3)))
         [3, 3, 3, 3, 5]
         """

src/py_eddy_tracker/poly.py

@@ -717,6 +717,7 @@ def visvalingam(x, y, fixed_size=18):
     """Polygon simplification with visvalingam algorithm
 
     X, Y are considered like a polygon, the next point after the last one is the first one
+
     :param array x:
     :param array y:
     :param int fixed_size: array size of out