Section 4. Whoever

4. Whoever— (a) abets, commits or attempts to commit, rape, as defined in section 375 of the Indian Penal Code; (b) compels, or induces any person by fear of bodily injury, to submit to an unnatural offence as defined in section 377 of the said Code; (c) voluntarily causes hurt in committing or attempting to commit robbery, as defined in section 390 of the said Code; (d) commits dacoity as defined in section 391 of the said Code; may be punished with whipping in lieu of or in addition to any other punishment to which he may for such offence, abetment or attempt be liable under the said Code.