HyukjinKwon commented on a change in pull request #34515:
URL: https://github.com/apache/spark/pull/34515#discussion_r744620552
##########
File path: python/pyspark/mllib/stat/distribution.py
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@@ -15,12 +15,14 @@
# limitations under the License.
#
-from collections import namedtuple
-
__all__ = ['MultivariateGaussian']
+from typing import NamedTuple
+
+from pyspark.mllib.linalg import Matrix, Vector
+
-class MultivariateGaussian(namedtuple('MultivariateGaussian', ['mu',
'sigma'])):
+class MultivariateGaussian(NamedTuple):
Review comment:
Hm, is't it a breaking change? Previously it inherited an actual named
tuple that works like named tuple. Now it inherits the typing class of
`NamedTuple`.
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