comaniac commented on a change in pull request #15906: [Numpy] Numpy operator
diff
URL: https://github.com/apache/incubator-mxnet/pull/15906#discussion_r323379333
##########
File path: python/mxnet/numpy/multiarray.py
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@@ -3588,3 +3588,49 @@ def argmax(a, axis=None, out=None):
array([2., 2.])
"""
return _mx_nd_np.argmax(a, axis, out)
+
+
+@set_module('mxnet.numpy')
+def diff(a, n=1, axis=-1, prepend=None, append=None):
+ r"""
+ numpy.diff(a, n=1, axis=-1, prepend=<no value>, append=<no value>)
+
+ Calculate the n-th discrete difference along the given axis.
+ Input array
Review comment:
Miss a line of "a"
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