# 4.12 Methods: Functions That Belong to Objects¶

- A method is simply a function that you call on an object using the form

      object_name.method_name(arguments)

In [1]:

    s = 'Hello'

In [2]:

    s.lower()  # call lower method on string object s

Out[2]:

    'hello'

In [3]:

    s.upper()

Out[3]:

    'HELLO'

In [4]:

    s

Out[4]:

    'Hello'

In [ ]:

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