The appellants were convicted on the uncorroborated testimony of Lewis who testified for the state that he and the appellants together committed the crime, and another *Page 642 complaint of the appellants is that the court refused to charge the jury that the testimony of Lewis should be viewed with great care and caution.
"At common law the judge was entitled and bound to assist the jury, before their retirement, with an expression of his opinion (in no way binding them to follow it) upon the weight of the evidence. This utterance was made the medium of many useful general suggestions based on experience. The benefit of this experience was thus obtained for them, without any attempt to fetter their judgment by inflexible dogmas unfitted for invariable application as rules of law. One of these general hints was that about accomplices' testimony. But in this country the orthodox function of the judge to assist the jury on matters of fact was . . . (except in a few jurisdictions) eradicated from our system. The judge was forbidden to contribute to the jury's aid any expression of opinion upon the weight of evidence in a given case." 3 Wigmore on Evidence, section 2056, at page 2747; section 793, Code of 1906 (Hemingway's Code, section 577).
The custom of cautioning juries with reference to the weight to be given to the testimony of an accomplice rests at common law upon a rule of practice (Cheatham v. State,
In a line of cases beginning somewhat early in its history, and ending with Dedeaux v. State,
Affirmed.