ianliu

from __future__ import annotations
from dataclasses import dataclass, replace
from typing import Callable, Generic, Literal, Optional, TypeVar, Union, cast


Player = Union[Literal['X'], Literal['O']]
Piece = Union[Player, Literal[' ']]


@dataclass

ianliu

import re
import json
import contextlib
from itertools import chain
from urllib.request import urlopen
from urllib.parse import urlparse
from datetime import datetime

import pandas
import matplotlib.pyplot as plt

ianliu

import pandas as pd
import operator as op
from functools import partial
from datetime import datetime


def eval(node, df):
    if not isinstance(node, tuple | str):
        return node
    if isinstance(node, str):