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. You can get recommended amounts of zinc by eating a variety of foods including the following: 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.