[python-arrayfire] 06/11: FEAT: Adding additional helper library functions

[Ghislain Vaillant]

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ghisvail-guest pushed a commit to branch debian/master
in repository python-arrayfire.

commit 87fdd110685cd639a036170ff8c0d1c3f07a78d8
Author: Pavan Yalamanchili <pavan at arrayfire.com>
Date:   Mon May 16 00:15:29 2016 -0400

    FEAT: Adding additional helper library functions
    
    - get_backend: returns name of the backend
---
 arrayfire/library.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/arrayfire/library.py b/arrayfire/library.py
index 432ebb8..822d75a 100644
--- a/arrayfire/library.py
+++ b/arrayfire/library.py
@@ -531,7 +531,7 @@ def set_backend(name, unsafe=False):
            If False, does not switch backend if current backend is not unified backend.
     """
     if (backend.is_unified() == False and unsafe == False):
-        raise RuntimeError("Can not change backend after loading %s" % name)
+        raise RuntimeError("Can not change backend to %s after loading %s" % (name, backend.name()))
 
     if (backend.is_unified()):
         safe_call(backend.get().af_set_backend(backend.get_id(name)))
@@ -539,6 +539,12 @@ def set_backend(name, unsafe=False):
         backend.set_unsafe(name)
     return
 
+def get_backend():
+    """
+    Return the name of the backend
+    """
+    return backend.name()
+
 def get_backend_id(A):
     """
     Get backend name of an array

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