# Examples of *args and **kwargs functions

def avg(first, *rest):
    return (first + sum(rest)) / (1 + len(rest))

print(avg(1, 2))
print(avg(1,2,3,4))

import html

def make_element(name,value,**attrs):
    keyvals = [' %s="%s"' % item for item in attrs.items()]
    attr_str = ''.join(keyvals)
    element = '<{name}{attrs}>{value}</{name}>'.format(
                  name=name,
                  attrs=attr_str,
                  value=html.escape(value))
    return element

# Example
# Creates '<item size="large" quantity="6">Albatross</item>'
print(make_element('item', 'Albatross', size='large', quantity=6))
print(make_element('p','<spam>'))