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Is it possible to make a cdefd class that derives from a builtin Python type such as list?

April 26, 2017builtin class derives list possible Python type

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Is it possible to make a cdefd class that derives from a builtin Python type such as list?

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Yes, since Cython 0.14, you can just use the type as a base class in your cdef class declaration. Older versions of Cython required a work-around that has several drawbacks, especially for optimisations.