How to Identify and Drop Duplicate Values from Python Pandas DataFrame

Python tutorial for beginners on how to remove duplicate values from python pandas dataframe.
I have first shown the duplicated function of pandas which returns boolean value whether a particular row is duplicate or not.
After that I have sum method that you can chain with duplicated method to return the count' of rows that are duplicated in a dataset
After that I have shown how to find whether a particular column is having duplicate values or not as well as getting the count of duplicated values of a column.
By default duplicated pandas function keep the first row or value while identifying the duplicate value however I have shown you how can you keep the last value as an out of unique value dataset.
Finally I have shown the function to drop duplicate values out from the dataset and its various parameters like subset or keep etc. to further define the output of the unique values.
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