Calculating BMI

Given dictionary person with three keys: name, weight, and height. Your tasks are:

1. Add new value to person dictionary with key bmi and value weight/height**2.
2. Create pattern named info "name weight is weight kg, height is height m. BMI is bmi". Everything there written in italics is the value of a person by respective key.
3. You need to apply .format() method to info string passing person dictionary as an argument and print the result.