definition
ps: tuples and a list of similar, can store a plurality of elements of any type, except that the elements of the tuple can not be modified, corresponding to the list of immutable, recording a constant value. Only for reading.
# Define tuples: a plurality of any type of () using comma-separated values Asian_countries = ( ' China ' , ' Japan ' , ' Singapore ' ) # If only one value tuple, must keep behind the comma, otherwise only considered include the relationship, rather than a tuple. = Asian_countries ( ' China ' ,) # Asian_countries = ( 'China') Print (Asian_countries)