实现屏幕API Key SHA256认证

def solve():
    from pyodide.http import open_url
    from io import StringIO
    import pandas as pd, hashlib
    keys_csv = open_url(____).read()
    scr_csv = open_url(____).read()
    keys = pd.read_csv(StringIO(____))
    screens = pd.read_csv(StringIO(____))
    valid = set(____)
    def authenticate(____):
        if sid not in valid: return False, '____'
        row = keys[(____)&(____)]
        if row.empty: return False, '____'
        h = hashlib.sha256(key.encode()).hexdigest()
        if h == row.iloc[____]['____']: return True, '____'
        return False, '____'
    k_row = keys[keys['____']=='____']
    real_key = k_row.iloc[____]['____'] if not k_row.empty else '____'
    tests = [(____),(____),(____)]
    print(____)
    for sid, key in tests:
        ok, msg = authenticate(____)
        print("____"+sid+"____"+(____)+"____"+msg)