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Diffstat (limited to 'Lib/curses/wrapper.py')
-rw-r--r-- | Lib/curses/wrapper.py | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/Lib/curses/wrapper.py b/Lib/curses/wrapper.py deleted file mode 100644 index 5183ce7..0000000 --- a/Lib/curses/wrapper.py +++ /dev/null @@ -1,50 +0,0 @@ -"""curses.wrapper - -Contains one function, wrapper(), which runs another function which -should be the rest of your curses-based application. If the -application raises an exception, wrapper() will restore the terminal -to a sane state so you can read the resulting traceback. - -""" - -import curses - -def wrapper(func, *args, **kwds): - """Wrapper function that initializes curses and calls another function, - restoring normal keyboard/screen behavior on error. - The callable object 'func' is then passed the main window 'stdscr' - as its first argument, followed by any other arguments passed to - wrapper(). - """ - - try: - # Initialize curses - stdscr = curses.initscr() - - # Turn off echoing of keys, and enter cbreak mode, - # where no buffering is performed on keyboard input - curses.noecho() - curses.cbreak() - - # In keypad mode, escape sequences for special keys - # (like the cursor keys) will be interpreted and - # a special value like curses.KEY_LEFT will be returned - stdscr.keypad(1) - - # Start color, too. Harmless if the terminal doesn't have - # color; user can test with has_color() later on. The try/catch - # works around a minor bit of over-conscientiousness in the curses - # module -- the error return from C start_color() is ignorable. - try: - curses.start_color() - except: - pass - - return func(stdscr, *args, **kwds) - finally: - # Set everything back to normal - if 'stdscr' in locals(): - stdscr.keypad(0) - curses.echo() - curses.nocbreak() - curses.endwin() |