Page 9 - BINARY FILE HANDLINNG

Search a record from ‘student.dat’

Search on base of roll no

• def search(roll_no):

• f_r=open('student.dat','rb')

• flag=False
• while True:

• try:

• rec=pickle.load(f_r)

• if rec['roll']==roll_no:

• flag=True
• for key in rec:

• print(key,rec[key])

• except EOFError:

• break
• if flag==False:

• print('no such record in file')

• f_r.close()