GST Calculator (avinashkranjan#985)

Author: Amit366

GST Calculator/Readme.md

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+# <b>GST Calculator</b>
+
+[![forthebadge](https://forthebadge.com/images/badges/made-with-python.svg)](https://forthebadge.com)
+
+## GST Calculator Functionalities : 🚀
+
+- This is a GST Calculator where the user enters the original price and net price and the script returns the GST percentage.
+
+## GST Calculator Instructions: 👨🏻‍💻
+
+### Step 1:
+
+    Open Termnial 💻
+
+### Step 2:
+
+    Locate to the directory where python file is located 📂
+
+### Step 3:
+
+    Run the command: python script.py/python3 script.py 🧐
+
+### Step 4:
+
+    Sit back and Relax. Let the Script do the Job. ☕
+
+## Requirements
+
+    - tkinter
+
+## DEMO
+![Screenshot (241)](https://user-images.githubusercontent.com/60662775/116357999-c86af180-a81a-11eb-91b2-fe1bca70872c.png)
+
+## Author
+   
+   Amit Kumar Mishra
+

GST Calculator/script.py

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+from tkinter import *
+
+# Function for finding GST rate
+def GST_Calc() :
+    
+    gst_percentField.delete(0, END)
+
+    org_cost= int(original_priceField.get())
+    
+    N_price = int(net_priceField.get())
+
+    gst_rate = ((N_price - org_cost) * 100) / org_cost; 
+
+    gst_percentField.insert(10, str(gst_rate) + " % ") 
+
+def clearAll():
+ 
+    original_priceField.delete(0, END)
+    
+    net_priceField.delete(0, END)
+    
+    gst_percentField.delete(0, END)
+    
+
+# Driver Code
+if __name__ == "__main__" :
+
+    gui = Tk() 
+  
+    gui.configure(background = "light blue") 
+    
+    gui.title("GST Calculator") 
+    
+    gui.geometry("500x500") 
+
+    original_price = Label(gui, text = "Original Price", 
+                    font=(None,18))
+
+    original_price.grid(row = 1, column = 1,padx = 10,pady = 10,sticky='w')
+
+    original_priceField = Entry(gui)
+
+    original_priceField.grid(row = 1, column = 2 ,padx = 10,pady = 10,sticky='w')
+
+    
+    net_price = Label(gui, text = "Net Price", 
+                    font=(None,18))
+
+    net_price.grid(row = 2, column = 1, padx = 10, pady = 10,sticky='w')
+    net_priceField = Entry(gui)
+    net_priceField.grid(row = 2, column = 2, padx = 10,pady = 10,sticky='w')
+
+
+    find = Button(gui, text = "Find", fg = "Black", 
+                bg = "light yellow", 
+                command = GST_Calc)
+    find.grid(row = 3, column = 2,padx = 10,pady = 10,sticky='w')
+    
+    gst_percent = Label(gui, text = "Gst Rate", font=(None,18)) 
+    gst_percent.grid(row = 4, column = 1,padx = 10, pady = 10,sticky='w')
+    gst_percentField = Entry(gui)
+
+    gst_percentField.grid(row = 4, column = 2, padx = 10,pady = 10,sticky='w')
+
+    clear = Button(gui, text = "Clear", fg = "Black",
+                bg = "light yellow",
+                command = clearAll)      
+    
+    clear.grid(row = 5, column = 2, padx = 10, pady = 10,sticky='w') 
+    
+    # Start the GUI 
+    gui.mainloop()