(a) The commission shall straightway cause a complaint in equity to be filed in the court having jurisdiction of suits for the enforcement of liens upon real property for the condemnation and sale of such delinquent property for the payment of such assessments, penalty, and costs of suit.
(b) In the complaint it shall not be necessary to state more than the fact of the assessment and the nonpayment thereof within the time required by law, without any further statement of any step required to be taken by the commission or any other officer whatever, concluding with the prayer that the delinquent property be charged with the amount of the assessment, penalty, and costs of suit and be condemned and sold for the payment thereof.