A judgment sustaining any or all demurrers to a petition and allowing time for amendment is not subject to exception or review. Cole 81-1001 as amended (Ga. L. 1952, p. 243); Aiken v. State Farm Mut. &c. Ins. Co., 88 Ga. App. 131 (76 S. E. 2d 141); Cates v. Owens, 87 Ga. App. 270 (73 S. E. 2d 345); Community Theatres Co. v. Burney, 87 Ga. App. 165 (73 S. E. 2d 104); Barry v. Foster, 87 Ga. App. 119 (73 S. E. 2d 102). The writ of error to a judgment overruling general and special demurrers to a petition, sustaining a special demurrer to the petition, and allowing the plaintiff fifteen days for amendment, is premature and must be