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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 _get_signed_params(conv):
 """ Fill the sign-dependent params of the conv structure in case of signed conversion @param conv: the structure to be filled """

    conv["sign_mask"] = 2 ** (conv["bits"] - 1)
    conv["int_min"] = -1 * (2 ** (conv["bits"] - 1 - conv["bin_point"]))
    conv["int_mask"] = sum([2 ** i 
        for i in range(conv["bin_point"], conv["bits"] - 1)])
    conv["int_max"] = sum([2 ** i for i in range(conv["bits"] -
        conv["bin_point"] - 1)])