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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 toVector(value):
 """ Convert a value to a MLlib Vector, if possible. """

        if isinstance(value, Vector):
            return value
        elif TypeConverters._can_convert_to_list(value):
            value = TypeConverters.toList(value)
            if all(map(lambda v: TypeConverters._is_numeric(v), value)):
                return DenseVector(value)
        raise TypeError("Could not convert %s to vector" % value)