### Aim This is a simple BMI (Body Mass Index) calculator implemented in Python using a Graphical User Interface (GUI) with Tkinter. ### Details Tkinter: This is the standard Python GUI library used to create the graphical interface for the BMI calculator. It will calculate bmi of person. ### Record - [X] I agree to follow this project's Code of Conduct - [X] I'm a GSSoC'23 contributor - [X] I want to work on this issue