From da579bd8d81d21b405b153c7b0bca967019b7157 Mon Sep 17 00:00:00 2001
From: Paul McCarthy <pauldmccarthy@gmail.com>
Date: Thu, 12 Dec 2019 15:41:27 +0000
Subject: [PATCH] DOC: clarification

---
 fsl/data/imagewrapper.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fsl/data/imagewrapper.py b/fsl/data/imagewrapper.py
index 0cdeb6951..b7d5b3577 100644
--- a/fsl/data/imagewrapper.py
+++ b/fsl/data/imagewrapper.py
@@ -381,7 +381,8 @@ class ImageWrapper(notifier.Notifier):
         """Forces all of the image data to be loaded into memory.
 
         .. note:: This method will be called by :meth:`__init__` if its
-                  ``loadData`` parameter is ``True``.
+                  ``loadData`` parameter is ``True``. It will also be called
+                  on all write operations (see :meth:`__setitem__`).
         """
         if self.__data is None:
             self.__data = np.asanyarray(self.__image.dataobj)
-- 
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