what does "pass" do in python 3 code example

Example 1: python pass

def example(): #This would produce a error if we left it.
  
def example2(): # This would not produce a error
  pass

Example 2: Python Pass

if(condition): (if this condtion is true)
    pass    (do not performance any operation)
else:
    Statements (So only else will execute when condition false)