convert string character into a variable

   Petite astuces python:
Comment convertir une chaine de caracteres en une variable et pouvoir recuperer sa valeur. Grace a la fonction locals().

sal = 12
d = 'sal'

v = locals()[d]

print v        

#Result: 12 

English version:

How to convert a string character into a variable and can get his value. Thanks to locals() function:

sal = 12
d = 'sal'

v = locals()[d]

print v        

#Result: 12