英文文档: zip(*iterables) Make an iterator that aggregates elements from each of the iterables. Returns an iterator of tuples, where the i-th tuple contains the i-th element from each of the argument sequences or iterables. The iterator stops when the sh…
英文文档: class list([iterable]) Rather than being a function, list is actually a mutable sequence type, as documented in Lists and Sequence Types — list, tuple, range 说明: 1. list函数,实际是上列表类型的构造函数. 2. 可以不传入任何参数,结果返回一个空列表. >>> a = list() >>> a…
使用Python内置函数:bin().oct().int().hex()可实现进制转换. 先看Python官方文档中对这几个内置函数的描述: bin(x)Convert an integer number to a binary string. The result is a valid Python expression. If x is not a Python int object, it has to define an __index__() method that returns a…
英文文档: class str(object='') class str(object=b'', encoding='utf-8', errors='strict') Return a string version of object. If object is not provided, returns the empty string. Otherwise, the behavior of str()depends on whether encoding or errors is given…