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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 typevalue(self, key, value):
 """Given a parameter identified by ``key`` and an untyped string, convert that string to the type that our version of key has. """


        def listconvert(value):
            # this function might be called with both string
            # represenations of entire lists and simple (unquoted)
            # strings. String representations come in two flavours,
            # the (legacy/deprecated) python literal (eg "['foo',
            # 'bar']") and the simple (eg "foo, bar") The
            # ast.literal_eval handles the first case, and if the
            # value can't be parsed as a python expression, the second
            # way is attempted. If both fail, it is returned verbatim
            # (not wrapped in a list, for reasons)
            try:
                return ast.literal_eval(value)
            except (SyntaxError, ValueError):
                if "," in value:
                    return [x.strip() for x in value.split(",")]
                else:
                    return value

        # self.get(key) should never fail
        default = self.get(key)
        # if type(default) == type:
        if inspect.isclass(default):
            # print("Using class for %s" % key)
            t = default
        else:
            # print("Using instance for %s" % key)
            t = type(default)

        if t == bool:
            t = LayeredConfig.boolconvert
        elif t == list:
            t = listconvert
        elif t == date:
            t = LayeredConfig.dateconvert
        elif t == datetime:
            t = LayeredConfig.datetimeconvert
        # print("Converting %r to %r" % (value,t(value)))
        return t(value)