Human_player.py

import runner
import copy
"""This file allows a human to compete in the tournament."""


def main(history, white_time, black_time):
    if len(history) < 2:
        print('To play please type moves that look like: E2E4')
    while True:
        response = input('Your move is: ')
        if len(response) != 4:
            print('ERROR: The response needs to be 4 characters long')
            continue
        if not ('A' <= response[0].upper() <= 'H' and '1' <= response[1] <= '8' and
                'A' <= response[2].upper() <= 'H' and '1' <= response[3] <= '8'):
            print('ERROR: bad format')
            continue
        x1 = ord(response[0].upper()) - ord('A')
        y1 = int(response[1]) - 1
        x2 = ord(response[2].upper()) - ord('A')
        y2 = int(response[3]) - 1
        current_board = history[-1]
        move = copy.deepcopy(current_board)

        # add piece to destination
        move[y2][x2] = move[y1][x1]
        # remove piece from source
        move[y1][x1] = '.'
        if move not in runner.legal_moves(history, len(history) % 2 == 1):
            print('Illegal move')
            continue
        break

    return move