5_dictionary

info = {'name' : 'riju','id': 1,'email': '[email protected]'}

for key,val in info.items():  # to get all keys & values
   print( key,'=>',val )

print( info.keys() )          # to get all keys
print( info.values() )        # to get all values
print( info.items() )         # to get all keys & values as list

info.update( {'email': '[email protected]', 'id': 2} )  # to update any values
print( info )

del info['id']           # to delete any key
print( info )

print( info.get( 'age', 'not found' ) )  # get method doesn't show error if key not found