From 632d8ced904685953d38eec40b68ad03c34b2d3e Mon Sep 17 00:00:00 2001
From: Paul McCarthy <pauld.mccarthy@gmail.com>
Date: Wed, 25 May 2016 11:30:04 +0100
Subject: [PATCH] Convenience function to convert string to bool (for saved
boolean settings).
---
fsl/utils/settings.py | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/fsl/utils/settings.py b/fsl/utils/settings.py
index e3b759d47..8728ae0b5 100644
--- a/fsl/utils/settings.py
+++ b/fsl/utils/settings.py
@@ -32,6 +32,24 @@ should be the same as the identifier given to the OSX application bundle
"""
+def strToBool(s):
+ """Currently the ``settings`` module is not type aware, so boolean
+ values are saved as strings ``'True'`` or ``'False'``. This makes
+ conversion back to boolean a bit annoying, as ``'False'`` evaluates
+ to ``True``.
+
+ This function may be used for a more sensible `str` -> `bool`
+ conversion
+
+ .. note:: In the future, the ``settings`` module will hopefully be
+ type-aware, so use of this function will no longer be necessary.
+ """
+ s = str(s).lower()
+ if s == 'true': return True
+ elif s == 'false': return False
+ else: return bool(s)
+
+
def read(name, default=None):
"""Reads a setting with the given ``name``, return ``default`` if
there is no setting called ``name``.
--
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