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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def to_decimal(value, ctx):
 """ Tries conversion of any value to a decimal """

    if isinstance(value, bool):
        return Decimal(1) if value else Decimal(0)
    elif isinstance(value, int):
        return Decimal(value)
    elif isinstance(value, Decimal):
        return value
    elif isinstance(value, str):
        try:
            return Decimal(value)
        except Exception:
            pass

    raise EvaluationError("Can't convert '%s' to a decimal" % str(value))