ENH: Add `order=` keyword to `np.eye()` (#9996)

Fixes #9995

1 files changed, 7 insertions, 2 deletions

diff --git a/numpy/matlib.py b/numpy/matlib.py
index 656ca3458..004e5f0c8 100644
--- a/numpy/matlib.py
+++ b/numpy/matlib.py
@@ -173,7 +173,7 @@ def identity(n,dtype=None):
     b.flat = a
     return b
 
-def eye(n,M=None, k=0, dtype=float):
+def eye(n,M=None, k=0, dtype=float, order='C'):
     """
     Return a matrix with ones on the diagonal and zeros elsewhere.
 
@@ -189,6 +189,11 @@ def eye(n,M=None, k=0, dtype=float):
         and a negative value to a lower diagonal.
     dtype : dtype, optional
         Data-type of the returned matrix.
+    order : {'C', 'F'}, optional
+        Whether the output should be stored in row-major (C-style) or
+        column-major (Fortran-style) order in memory.
+
+        .. versionadded:: 1.14.0
 
     Returns
     -------
@@ -210,7 +215,7 @@ def eye(n,M=None, k=0, dtype=float):
             [ 0.,  0.,  0.]])
 
     """
-    return asmatrix(np.eye(n, M, k, dtype))
+    return asmatrix(np.eye(n, M=M, k=k, dtype=dtype, order=order))
 
 def rand(*args):
     """