Ebook: Guide to: Learning Python Decorators

Programming styles -- Functions. First-class functions -- Function instances -- Invoking functions -- Functions have attributes -- Function scope -- Functions can be nested -- Function parameters. Parameters vs arguments -- Normal and keyword parameters -- Variable parameters -- The * operator -- Variable keyword parameters -- Flattening dictionaries -- Arbitrary function parameters -- Closures. Common uses of closures -- Decorators. A simple decorator -- A decorator template -- Parameterized decorators -- Parameterized template -- Multiple decorators -- Common uses for decorators -- Alternate decorator implementations. Well behaved? -- Decorating methods.