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class sample(object):
  
    # Static variable for object number
    objectNo = 0
  
    def __init__(self, name1):
  
        # variable to hold name
        self.name = name1
  
        # Increment static variable for each object
        sample.objectNo = sample.objectNo + 1
  
        # each object's unique number that can be
        # considered as ID
        self.objNumber = sample.objectNo
  
    def myFunc(self):
        print("My name is ", self.name, 
              "from object ", self.objNumber)
  
    def alterIt(self, newName):
        self.name = newName
  
    def myFunc2():
        print("I am not a bound method !!!")
  
  
# creating first instance of class sample        
samp1 = sample("A")
samp1.myFunc()
  
# unhide the line below to see the error
# samp1.myFunc2() #----------> error line
  
  
# creating second instance of class sample    
samp2 = sample("B")
samp2.myFunc()
samp2.alterIt("C")
samp2.myFunc()
samp1.myFunc()