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在 Python 中,这三种技术作为函数存在,而不是数组或字符串类的方法。 这意味着,你将编写 map (function, my_list),而不是编写 my_array.map(function)。
This effectively allows a fast check of whether an element might be in the filter. CPython doesn’t stop optimizing there: instead of a complicated hash function, it simply uses the lowest 6 bits.
Positron is Posit's new, free IDE for data science. Users can work with Python and R. It explicitly does not replace RStudio.