It's becauase the argument passed to the chr() method is out of the range. Want to learn more Python for Data Science? Head over to DataCamp and try their free Python Tutorial
The second product used in this project is Liquitex pouring medium. This is a low viscosity (very fluid), clear, and high gloss acrylic medium. It is about the consistency of warm honey; quite sticky also. It can ben used with your regular heavy body paint to make them flow easier, and create cool dripping effects.
â¢ For burnt umber, concrete, stone gray, yellow ocher, and white acrylic paints, use 1 part paint mixed with 16 parts water. â¢ For black, raw umber, and slate gray, use 1 part liquid to 32 parts water. The reason for using washes this dilute is that when you use these washes in painting rocks, itâs very forgiving.