Section 1. Section 1 of Act Numbered Four thousand one hundred three is hereby amended to read as follows:

"SEC. 1.Hereafter, in imposing a prison sentence for an offense punished by the Revised Penal Code, or its amendments, the court shall sentence the accused to an indeterminate sentence the maximum term of which shall be that which, in view of the attending circumstances, could be properly imposed under the rules of the said Code, and to a minimum which shall be within the range of the penalty next lower to that prescribed by the Code for the offense; and if the offense is punished by any other law, the court shall sentence the accused to an indeterminate sentence, the maximum term of which shall not exceed the maximum fixed by said law and the minimum shall not be less than the minimum term prescribed by the same."