Note that if you are executing the following code in Python 2.x, you will have to declare the encoding as UTF-8/Unicode - as follows: 1. # -*- coding: utf-8 -*-. The following function is arguably one of the quickest and easiest methods to check if a string is a number.
basket of pumpkin seeds Photo Credit Gyuszko/iStock/Getty Images. Pumpkin, squash and sunflower seed kernels are all rich in both zinc and copper. Roasted pumpkin and squash seeds contain 9 milligrams of zinc per cup, while toasted sunflower seeds contain 7 milligrams in every cup.
Zinc is found in a wide variety of foods. Oysters, which are the best source of zinc. Red meat, poultry, seafood such as crab and lobsters, and fortified breakfast cereals, which are also good sources of zinc. Beans, nuts, whole grains, and dairy products, which provide some zinc.