Github user mengxr commented on a diff in the pull request:
https://github.com/apache/spark/pull/6849#discussion_r33084966
--- Diff: python/pyspark/mllib/tests.py ---
@@ -25,7 +25,8 @@
import array as pyarray
from time import time, sleep
-from numpy import array, array_equal, zeros, inf, all, random
+from numpy import (
+ array, array_equal, zeros, inf, random, exp, dot, all, mean)
--- End diff --
Just curious, we don't need `(...)`, right? Btw, it is safer to write
`import numpy as np` and then use `np.array` in the code. For example, `all` is
a built-in method of Python. We can update this in a separate PR.
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