Overload_Failed.py

def overloaded(a):
  print(a)

def overloaded(a, b):
  print(a, b)

#------
>>> overloaded(1)
Traceback (most recent call last):
  File "<pyshell#6>", line 1, in <module>
    overloaded(1)
TypeError: overloaded() missing 1 required positional argument: 'b'