- Interleave 4 lists of same length.
 - Find a 4 digit number who's square is 8 digits AND last 4 digits are the original number.
 - Pythonic Name-Value pairs to Dictionary Conversion.
 - Which method is faster for replacing the last occurrence of a substring in a string?
 - 'DataFrame' object has no attribute 'ravel' when transforming target variable?
 
Following The Zen of Python added as an easter egg in the Python interpreter (import this).
SO ready to help!
                                    
