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Give the parameters in the function default values



def hello_3(greeting='Hello', name='world'):
    print '%s, %s!' % (greeting, name)

hello_3()

hello_3('Greetings')

hello_3('Greetings', 'universe')

hello_3(name='Gumby')


def hello_4(name, greeting='Hello', punctuation='!'):
    print '%s, %s%s' % (greeting, name, punctuation)


hello_4('Mars')

hello_4('Mars', 'Hi')

hello_4('Mars', 'Hi', '...')

hello_4('Mars', punctuation='.')

hello_4('Mars', greeting='It is a greeting!')

           
       
Related examples in the same category
1.  Default parameter of a function is 'global' Default parameter of a function is 'global'
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3.  Check if a default parameter value being used Check if a default parameter value being used
4.  keyword arguments keyword arguments
5.  Default parameter values Default parameter values
6.  Default Argument Values: a simple demo Default Argument Values: a simple demo
7.  Default Argument Values: default values are evaluated at the point of function definition Default Argument Values: default values are evaluated at the point of function definition
8.  Default Argument Values: default value is evaluated only once Default Argument Values: default value is evaluated only once
9.  Default Argument Values: If you don't want the default to be shared between subsequent calls
























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