def __init__(self):
Operation.__init__(self)#ירושה Operation
Operation.__new__(self)
while True:#בדיקת קלט yes or no
self.to_open = input("\n\nDo you want to overwrite the content or add characters to file ?\nyes = add characters\nno = overwrite\n\n").lower()
if self.to_open == 'yes':
self.run_yes()
elif self.to_open == 'no':
self.run_no()
else:
print(" Please enter only yes or no\n")
