iterator abc (collections module) iterators - functions and operatorstable of itertools module __ixor__((^=) join(bytearray type bytes type os path module str type json module key bindings keyboard accelerators keyboard focus keyboard shortcuts keyboardinterrupt (exception) keyerror (exception) keys((dict type) keyword arguments - keywordstable of label type (tkinter module) lambda (statement) - lang (environment variable) lastgroup attribute (match object) lastindex attribute (match object) latin encoding layouts lazy evaluation ldexp((math module) __le__((<=) __len__() len((built-in) lexical analysis librarystandard - lifoqueue type (queue module) linear search list comprehensions - list type - append() changing comparing comprehensions - count() extend() index() insert() list((built-in) methodstable of pop() remove() replication (**=) reverse() slicing - sort() updating see also sortedlist py listbox type (tkinter module) listdir((os module) ljust(bytearray type bytes type str type load((pickle module) loads((pickle module) local functions - local variables