Replacements for switch statement in Python?

The latest versions of Python does support switch case statement in the form of match case statement or you can also use a dictionary as a replacement for switch case statement in Python as shown in below example –

## Version 3.10 or later
def myfun(x):
  match x:
    case 'a':
      return 1
    case 'b':
      return 2
    case _:        
      return 0   # 0 is the default case if x is not found

## Older version
def myfun(x):
  return {
    'a': 1,
    'b': 2
  }.get(x, 0)    # 0 is the default case if x is not found

myfun('a') ## Returns 1
myfun('z') ## Returns 0

## Version 3.10 or later

def myfun(x):

match x:

case 'a':

return 1

case 'b':

return 2

case _:

return 0 # 0 is the default case if x is not found

## Older version

def myfun(x):

return {

'a': 1,

'b': 2

}.get(x, 0) # 0 is the default case if x is not found

myfun('a') ## Returns 1

myfun('z') ## Returns 0

Tags: FAQ, Python