DSU (Decorate Sort Undecorate) is a common idiom for handling sorts
when you are worried about stability. Also, there is a nice,
informative chapter in The Python Cookbook devoted to the subject,
which basically focuses on the DSU approach.
Tim Peter’s recipe (52560) and bearophile’s version (438599) seem a bit too complex. There are speed an sorting issues with each. Not to mention that neither keeps the data type of the input object. Here is my take on a python unique() function for enumer
some say that the primary reason that Daylight Saving Time is a part of many societies is simply because people like to enjoy long summer evenings, and that reasons such as energy conservation are merely rationalizations.
However, Daylight Saving Time do