input: Write a function to remove all occurrences of a given item from a list. Return the modified list with the specified item removed. If the list is empty, return an empty list.
  def removeItem(list, item):
      return [i for i in list if i != item]
  
  assert removeItem([1, 2, 3, 4, 2, 5, 2], 2)==[1, 3, 4, 5]
  assert removeItem([3, 5, 2, 2, 7], 2)==[3, 5, 7]
  assert removeItem([], 2)==[]
  assert removeItem([1, 2, 3], 4)==[1, 2, 3]
output: def removeItem(list, item):
      return [i for i in list if i != item]