Github user mengxr commented on a diff in the pull request:
https://github.com/apache/spark/pull/5173#discussion_r28483721
--- Diff: python/pyspark/mllib/util.py ---
@@ -40,7 +40,7 @@ def _parse_libsvm_line(line, multiclass=None):
nnz = len(items) - 1
indices = np.zeros(nnz, dtype=np.int32)
values = np.zeros(nnz)
- for i in xrange(nnz):
+ for i in range(nnz):
--- End diff --
Can we use the following instead? Using `range` would hurt performance in
Python 2 here.
~~~
if sys.version >= '3':
xrange = range
~~~
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