It shall be unlawful for any person to visit, frequent or be present at or within any house, room, stand or place used in whole or in part as a gambling house, or place where any game is played, conducted, dealt or carried on with cards, dice or other device for money, checks, chips, credit, pennants, cigars, candy, merchandise or other valuable thing or representative of value; provided, however, that this section shall not apply to any police officer while in the exercise of his duties as such officer nor to any person whose presence in any such place is necessary in the conduct of his lawful business.
('86 Code, § 9.28.200) (Ord. 1331, passed  - - )  Penalty, see § 1.12.010