How to validate mobile number in Python Tkinter using regex?

 

test1.py

from tkinter import *
from tkinter import messagebox
from test.regex import mobilevalidation

app=Tk()
app.geometry("500x400")
app.title("Hancie e-Learning Studio")


def check():
    txt = text.get()
    creditResult=mobilevalidation(txt)
    if creditResult==True:
        messagebox.showinfo("Info","The mobile number is valid")
    else:
        messagebox.showerror("Error","Invalid Mobile number")


text=Entry(app,font=("Times New Roman",16))
text.pack()

btn=Button(app,text="Check Mobile",font=("Times New Roman",16), command=check)
btn.pack()


app.mainloop()

regex.py

import re

def mobilevalidation(mobile):
    regex=re.compile("^(?:0|\+?977)\s?(?:\d\s?){9,11}$")
    if re.fullmatch(regex, mobile):
        mobileResult=True
    else:
        mobileResult=False

    return mobileResult

Output