Returns True if 4 instances of the target chip are aligned vertically. Can be used with a board of any size because index errors are handled within the function
def check_vertical(board, row_number, chip_location, target_chip):
try:
# Checks vertical connection
if board[row_number +1][chip_location] == target_chip and board[row_number +2][chip_location] == target_chip and board[row_number + 3][chip_location] == target_chip:
return True
except IndexError:
pass