Make Canopy on mac link to MKL.

theano/tensor/blas.py

@@ -199,7 +199,15 @@ def default_blas_ldflags():
                     ['-l%s' % l for l in blas_info['libraries']])
         #Canopy
         if "Canopy" in sys.prefix:
-            p = os.path.join(sys.base_prefix, "..", "..", "appdata")
+            if sys.platform == "darwin":
+                p2 = os.path.join(sys.base_prefix, "lib")
+                assert os.path.exists(p2), "Canopy changed the location of MKL"
+                return ' '.join(
+                    ['-L%s' % p2] +
+                    ['-l%s' % l for l in blas_info['libraries']])
+
+            p = os.path.join(sys.prefix, "..", "..", "..",
+                             "Canopy", "appdata")
             assert os.path.exists(p), "Canopy changed the location of MKL"
             p2 = os.listdir(p)
             assert len(p2) == 1, "Canopy changed the location of MKL"