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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 debugArgsToDict(a):
 """ Converts a string representation of debug arguments to a dictionary. The string can be of the form IDENTIFIER1=val1,IDENTIFIER2=val2 :param a: the argument string :return: the dictionary """

    s = a.replace('+', ' ')
    s = s.replace('=', ':')
    s = re.sub(r'([A-Z][A-Z_]+)', r"'\1'", s)
    return ast.literal_eval('{ ' + s + ' }')