renyisheng的专栏

sorted(iterable, cmp=None, key=None, reverse=False)Key FunctionsStarting with Python 2.4, both list.sort() and sorted() added akey parameter to specify a function to be called on each list ele

import osimport sysimport statimport selectimport timeimport errnotry: InterruptedErrorexcept NameError: # Alias Python2 exception to Python3 InterruptedError = select.errordef