Question

Write a function in PYTHON to search for the details (Number and Calls) of those mobile phones which have more than 1000 calls from a binary file “mobile.dat”. Assuming that this binary file contains records of the following type:(Number,calls)

Answer 1

Language:

Python

Program:

def search():

   import pickle

   file=open('mobile.dat', 'br')

   read=pickle.load(file)

   pno=int(input("Enter the ph0ne number: "))

   found=0

   for i in read:

       if i[0]>100:

           print(i)

           found=1

       else:

           found=0

   if found==0:

       print("No such record found.")

   file.close()

search()

Explanation:

• pickle performs functions on binary files load method from there read files.
• And search for the records that satisfy the given conditions and print their details on the screen.