Contents:
Tests for day1a.
Tests a variety of strings on get_first_last() function.
get_first_last()
Tests get_input function.
get_input
Tests part1() function.
part1()
Tests for day01b.
Tests get_input() function.
get_input()
Tests index_value class.
index_value
Tests part2() function.
part2()
Tests process_line() function.
process_line()
day01 tests package.