Joy/ref 5768/f to df#23

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PMjoydas wants to merge 3 commits intomasterfrom

joy/REF-5768/F_to_DF

Commits on Mar 2, 2019

[REF-5768] component to Read file into DataFrame
Dhananjoy Das
committed
[REF-5768] minor:fix print
Dhananjoy Das
committed
[REF-5768] minor param-check
Dhananjoy Das
committed