rank zero QS

limix · May 11, 2018 · 59fb36f · 59fb36f
1 parent dba0ab0
commit 59fb36f
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Showing 3 changed files with 7 additions and 3 deletions.
diff --git a/numpy_sugar/__init__.py b/numpy_sugar/__init__.py
@@ -13,7 +13,7 @@
 from .testit import test
 
 __name__ = "numpy-sugar"
-__version__ = "1.2.3"
+__version__ = "1.2.4"
 __author__ = "Danilo Horta"
 __author_email__ = "horta@ebi.ac.uk"
 

diff --git a/numpy_sugar/linalg/cho.py b/numpy_sugar/linalg/cho.py
@@ -1,4 +1,4 @@
-from numpy import asarray
+from numpy import asarray, empty
 
 
 def cho_solve(L, b):
@@ -24,4 +24,8 @@ def cho_solve(L, b):
     from scipy.linalg import cho_solve as sp_cho_solve
     L = asarray(L, float)
     b = asarray(b, float)
+    if L.size == 0:
+        if b.size != 0:
+            raise ValueError("Dimension mismatch between L and b.")
+        return empty(b.shape)
     return sp_cho_solve((L, True), b, check_finite=False)
diff --git a/numpy_sugar/linalg/dot.py b/numpy_sugar/linalg/dot.py
@@ -50,7 +50,7 @@ def ddot(L, R, left=True, out=None):
     else:
         if out is None:
             out = copy(L)
-        return multiply(out, R, out=out)
+        return multiply(L, R, out=out)
 
 
 def cdot(L, out=None):