Python IDLE Shortcuts
Backspace -- Deletes to the left
Delete -- Deletes to the right
Ctrl + Backspace -- Deletes word to the left
Ctrl + Delete -- Deletes word to the right
Arrow keys (UP, DOWN, LEFT, RIGHT) -- Moves cursors in arrow direction
Ctrl + Left Arrow -- Moves by word to the left
Ctrl + Right Arrow -- Moves by word to the right
Home -- Moves to beginning of current line
End -- Moves to the end of current line
Ctrl + Home -- Moves to the beginning of file
Ctrl + End -- Moves to the end of the file