From 0a26b8fa28f5e151878b33204dbb2cc33e2f64de Mon Sep 17 00:00:00 2001
From: Jesse Mapel <jmapel@usgs.gov>
Date: Thu, 20 Oct 2022 13:26:43 -0700
Subject: [PATCH] Updated generate_kernels_from_cube docs (#498)

* Updated generate_kernels_from_cube docs

* Missing word

* Proper func link
---
 ale/util.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/ale/util.py b/ale/util.py
index e2834db..c345803 100644
--- a/ale/util.py
+++ b/ale/util.py
@@ -143,7 +143,12 @@ def dict_merge(dct, merge_dct):
 
 def get_isis_preferences(isis_preferences=None):
     """
-    Returns ISIS Preference file as a pvl object
+    Returns ISIS Preference file as a pvl object.
+
+    This will search the following locations, in order, for an IsisPreferences file:
+
+    #. The .Isis directory in your home directory
+    #. The directory pointed to by the ISISROOT environment variable
     """
     argprefs = {}
     if isis_preferences:
@@ -194,6 +199,7 @@ def generate_kernels_from_cube(cube,  expand=False, format_as='list'):
         Path to the cube to pull the kernels from.
     expand : bool, optional
         Whether or not to expand variables within kernel paths based on your IsisPreferences file.
+        See :func:`get_isis_preferences` for how the IsisPreferences file is found.
     format_as : str, optional {'list', 'dict'}
         How to return the kernels: either as a one-dimensional ordered list, or as a dictionary
         of kernel lists.
-- 
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