python .csv dataset(pandas) super basic operation (need MacBook do this)

QUESTION 1 (work with Name column in CSV file):

In THIS titanic dataset, please write two functions and clearly comment on them: 

function 1:

calculates the number of letters or characters (exclude whitespace) and then adds that as a separate column called “Name Length” 

function 2

calculates the number of letters or characters (exclude special symbols like: “ ”? ’ ‘? ? ?? -,  . ) and then adds that as a separate column called “Name Length 2” 

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(4 points for the  whitespace excluded calculation, 4 points for adding the separate column with this new data and 2 points for good clear comments = 10 points)

QUESTION 2 

write 2 functions and clearly comments on them

function 1:

Calculate the summary statistics for the “Name Length” column. 

function 2:

What is the length of the longest and the shortest names print out that name;

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(4 points for summary statistics, 4 points for the rest, and 2 points for clear comments = 10 points)