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__init__.py
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__pycache__
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ascii.py
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has_key.py
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panel.py
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textpad.py
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Editing: __init__.py
"""curses The main package for curses support for Python. Normally used by importing the package, and perhaps a particular module inside it. import curses from curses import textpad curses.initscr() ... """ from _curses import * import os as _os import sys as _sys # Some constants, most notably the ACS_* ones, are only added to the C # _curses module's dictionary after initscr() is called. (Some # versions of SGI's curses don't define values for those constants # until initscr() has been called.) This wrapper function calls the # underlying C initscr(), and then copies the constants from the # _curses module to the curses package's dictionary. Don't do 'from # curses import *' if you'll be needing the ACS_* constants. def initscr(): import _curses, curses # we call setupterm() here because it raises an error # instead of calling exit() in error cases. setupterm(term=_os.environ.get("TERM", "unknown"), fd=_sys.__stdout__.fileno()) stdscr = _curses.initscr() for key, value in _curses.__dict__.items(): if key[0:4] == 'ACS_' or key in ('LINES', 'COLS'): setattr(curses, key, value) return stdscr # This is a similar wrapper for start_color(), which adds the COLORS and # COLOR_PAIRS variables which are only available after start_color() is # called. def start_color(): import _curses, curses retval = _curses.start_color() if hasattr(_curses, 'COLORS'): curses.COLORS = _curses.COLORS if hasattr(_curses, 'COLOR_PAIRS'): curses.COLOR_PAIRS = _curses.COLOR_PAIRS return retval # Import Python has_key() implementation if _curses doesn't contain has_key() try: has_key except NameError: from .has_key import has_key # Wrapper for the entire curses-based application. Runs a 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. def wrapper(*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(). """ if args: func, *args = args elif 'func' in kwds: func = kwds.pop('func') import warnings warnings.warn("Passing 'func' as keyword argument is deprecated", DeprecationWarning, stacklevel=2) else: raise TypeError('wrapper expected at least 1 positional argument, ' 'got %d' % len(args)) try: # Initialize curses stdscr = initscr() # Turn off echoing of keys, and enter cbreak mode, # where no buffering is performed on keyboard input noecho() 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: start_color() except: pass return func(stdscr, *args, **kwds) finally: # Set everything back to normal if 'stdscr' in locals(): stdscr.keypad(0) echo() nocbreak() endwin() wrapper.__text_signature__ = '(func, /, *args, **kwds)'
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