"""
Variable length function argument lists
"""

# In some cases it will be useful for a function to be able to
# handle an arbitrary number of arguments.
# These are called variable length arguments lists.

def tuple_var_args(arg1, arg2 = 'defaultB', *the_rest) :
    print 'formal arg1:', arg1
    print 'formal arg2:', arg2
    print 'the rest:', str(the_rest)
    print 'the type of the type(the_rest)', type(the_rest)

# let's call this function:

# you can call it with a single argument:

tuple_var_args('one')

# or two:

tuple_var_args('one', 'two')

# note that in the above two calls the tuple of additional
# arguments is empty

# when we use more than two arguments any additional argument
# is stored in the tuple:

tuple_var_args('one', 'two', 'three', 'four')