""" Purpose: introductory take on examining a table of values
"""

# get access to web-based data support
import url 

# set repository folder
DATASET_FOLDER = "http://www.cs.virginia.edu/~cs1112/datasets/csv/"

# get name of the dataset
reply = input( "Enter name of dataset: " )
file_name = reply.strip()

# specify link
link = DATASET_FOLDER + file_name

# get dataset
table = url.get_dataset( link )

print( "table:", table )

print()

# determine number of rows in table
nrows = len( table )

print( "the table has", nrows, "rows" )

print()

# print each row of the table along with its number of columns
for row in table :
    ncols = len( row )
    print( "row", row, "has", ncols, "columns" )

print()

# print each row of the table using row indices
for r in range( 0, nrows ) :
    row = table[ r ]
    print( "row", r, ":",  row )