Reading Data in spark dataframe/dataset from Hazelcast map using python client

(Moving @thedevd's issue: https://github.com/hazelcast/hazelcast/issues/12074)

> @jerrinot @enesakar @pveentjer
>
> Hi, just exploring if hazelcast python client offers out of the box support for reading hazelcast map into spark dataframe/dataset. Actually I have a requirement to provide input in my spark mlib program from the hazelcast map and I need to know if there is way to create spark dataframe/dataset from a hazelcast map using python client. Although I see the way in scala or java given in https://github.com/hazelcast/hazelcast-spark
>
> Also want to know if there is any way to write spark dataframe/dataset directly into hazelcast like we have it for RDD ?