From cfe52385742053e14ff16ccece105495ba7f1be5 Mon Sep 17 00:00:00 2001
From: Paul McCarthy <pauldmccarthy@gmail.com>
Date: Mon, 27 Jan 2020 13:39:58 +0000
Subject: [PATCH] DOC: note on save method
---
fsl/data/image.py | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/fsl/data/image.py b/fsl/data/image.py
index 46fb47f81..b65f28105 100644
--- a/fsl/data/image.py
+++ b/fsl/data/image.py
@@ -1362,6 +1362,10 @@ class Image(Nifti):
def save(self, filename=None):
"""Saves this ``Image`` to the specifed file, or the :attr:`dataSource`
if ``filename`` is ``None``.
+
+ Note that calling ``save`` on an image with modified data will cause
+ the entire image data to be loaded into memory if it has not already
+ been loaded.
"""
import fsl.utils.imcp as imcp
--
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