diff --git a/Common/util_eddies.py b/Common/util_eddies.py
index cd39e6f4ab1e528631ffe571b6ee68a796295203..f070b3a89b825882afffc0f06b6254bd8bde1af9 100644
--- a/Common/util_eddies.py
+++ b/Common/util_eddies.py
@@ -141,9 +141,10 @@ class SHPC_class:
         return self._n_dates[i_slice]
 
     def get_ishape_last(self, i_slice, orientation):
-        """Normally returns self._ishape_last[i_slice][orientation], which is
-        a numpy array. Can return None if ishape_last.txt does not
-        exist and cannot be created.
+        """Defines and returns self._ishape_last[i_slice][orientation], which
+        is a numpy array. Can return None if ishape_last.txt does not
+        exist and cannot be created. Also defines
+        self._e_max[i_slice][orientation].
 
         """
 
@@ -244,10 +245,9 @@ class SHPC_class:
         """Compute the location in the shapefiles: return `(i_slice, ishape)`.
         Compute i_slice if i_slice is None.
 
-        Returns None if ishape_last was not found and could not be
-        created. Crashes if i_slice is not None and date is not in
-        i_slice. Returns None if eddy_index is greater than the
-        maximum value.
+        Returns None if ishape_last is None. Crashes if i_slice is not
+        None and date is not in i_slice. Returns None if eddy_index is
+        greater than the maximum value.
 
         """