Slay The Spire Seed Conversion Functions

spire_seed_functions.py

def convert_seed_to_string(seed: int) -> str:
    """Converts numeric seed from run file to alphanumeric seed"""
    
    char_string = string.digits + string.ascii_uppercase
    # Convert to unsigned
    leftover = seed = seed + 2**64 if seed < 0 else seed
    char_count = len(char_string)
    result = []
    while leftover != 0:
        remainder = leftover % char_count
        leftover = leftover // char_count
        index = int(remainder)
        c = char_string[index]
        result.insert(0, c)
    return ''.join(result)