Prutor Python Quiz 7

class Roll:
 def init(self, id):
  self.id = id
  id = 231
  return id
val = Roll(321)
print (val.id)

class X:
 def init(self):
  self.a = 10
  self._b = 20
  self.b = 20
 def getB(self):
  return self.b

x = X()
x._b = 60
print(x.getB())

f = open('file.txt')
 f.readlines()
 print(f.name)
 print ( f.closed )
 f.close()
 print ( f.closed )