Bubble Sort

def bubblesort(arr):
# Swap the elements to arrange in order
   for iter_num in range(len(arr)-1,0,-1):
      for idx in range(iter_num):
         if arr[idx]>arr[idx+1]:
            temp = arr[idx]
            arr[idx] = arr[idx+1]
            arr[idx+1] = temp
arr= [45,89,56,78,90,12,10,2,34,1]
bubblesort(arr)
print(arr)