''' Purpose: practice analyzing data from a useful dataset
'''

# import helpful library to stream dataset aquisition
import url

##########  get the dataset to be analyzed  ##########

# specify data source
DATASET_SOURCE = 'http://www.cs.virginia.edu/~cs1112/datasets/csv/best-sellers.csv'

# get data for the dataset
dataset = url.get_dataset( DATASET_SOURCE )

print( 'dataset: ', dataset )

# determine dataset header
header = dataset[ 0 ]

# determine and print books of the dataset
books = dataset[ 1 : ]

# determine number of books
nbr_books = len( books )

##########  assist the user ########## 

# get the user's interest in the dataset
reply = input( 'Enter interest: ' )

reply = reply.strip()
label  = reply.capitalize()

# determine the column for that label
column = ...

# get the dataset elements for that column
...