python remove unwanted characters from string code example

Example 1: take off character in python string

s = 'abc12321cba'

print(s.replace('a', ''))

Example 2: remove random character from a dictionary python

#the pop.item() method removes the last inserted item in Dictionary
#In python versions lower than 3.7 will remove a RANDOM ITEM

thisdict = {
  "brand": "Ford",
  "model": "Mustang",
  "year": 1964
}
thisdict.popitem()
print(thisdict)