DOC: update tutorials.rst (#16411)

Author: chankeypathak

doc/source/tutorials.rst

@@ -178,3 +178,4 @@ Various Tutorials
 - `Pandas and Python: Top 10, by Manish Amde <http://manishamde.github.io/blog/2013/03/07/pandas-and-python-top-10/>`_
 - `Pandas Tutorial, by Mikhail Semeniuk <http://www.bearrelroll.com/2013/05/python-pandas-tutorial>`_
 - `Pandas DataFrames Tutorial, by Karlijn Willems <http://www.datacamp.com/community/tutorials/pandas-tutorial-dataframe-python>`_
+- `A concise tutorial with real life examples <https://tutswiki.com/pandas-cookbook/chapter1>`_