Neither is it fun, readable or implies any sorts of knowledge of the language. - One-char function names. - You call a "list" a list. Shadows built-ins. At

Neither is it fun, readable or implies any sorts of knowledge of the language. - One-char function names. - You call a "list" a list. Shadows built-ins. At least use lst. - if list==[] is non PEP8. Should be if not list. - [list[0]] could be written as list[:1]