From 0808fda1cc6acb804d740c29ce8f31bedbbdad01 Mon Sep 17 00:00:00 2001
From: Theo Steininger <theo.steininger@ipt.ai>
Date: Tue, 25 Jul 2017 03:26:57 +0200
Subject: [PATCH] Fixed default distribution_strategy in create_power_operator

---
 nifty/sugar.py | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/nifty/sugar.py b/nifty/sugar.py
index e74fec60..0db2425b 100644
--- a/nifty/sugar.py
+++ b/nifty/sugar.py
@@ -19,13 +19,14 @@
 from nifty import PowerSpace,\
                   Field,\
                   DiagonalOperator,\
-                  sqrt
-from nifty.minimization.conjugate_gradient import ConjugateGradient
-__all__ = ['create_power_operator']
+                  sqrt,\
+                  nifty_configuration
+
+__all__ = ['create_power_operator', 'generate_posterior_sample']
 
 
 def create_power_operator(domain, power_spectrum, dtype=None,
-                          distribution_strategy='not'):
+                          distribution_strategy=None):
     """ Creates a diagonal operator with the given power spectrum.
 
     Constructs a diagonal operator that lives over the specified domain.
@@ -51,6 +52,10 @@ def create_power_operator(domain, power_spectrum, dtype=None,
 
     """
 
+    if distribution_strategy is None:
+        distribution_strategy = \
+            nifty_configuration['default_distribution_strategy']
+
     if isinstance(power_spectrum, Field):
         power_domain = power_spectrum.domain
     else:
-- 
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