Lib/curses/__init__.py

   1 """curses
   2
   3 The main package for curses support for Python.  Normally used by importing
   4 the package, and perhaps a particular module inside it.
   5
   6    import curses
   7    from curses import textpad
   8    curses.initwin()
   9    ...
  10
  11 """
  12
  13 __revision__ = "$Id$"
  14
  15 from _curses import *
  16 from curses.wrapper import wrapper
  17
  18 # Some constants, most notably the ACS_* ones, are only added to the C
  19 # _curses module's dictionary after initscr() is called.  (Some
  20 # versions of SGI's curses don't define values for those constants
  21 # until initscr() has been called.)  This wrapper function calls the
  22 # underlying C initscr(), and then copies the constants from the
  23 # _curses module to the curses package's dictionary.  Don't do 'from
  24 # curses import *' if you'll be needing the ACS_* constants.
  25
  26 def initscr():
  27     import _curses, curses
  28     stdscr = _curses.initscr()
  29     for key, value in _curses.__dict__.items():
  30         if key[0:4] == 'ACS_' or key in ('LINES', 'COLS'):
  31             setattr(curses, key, value)
  32
  33     return stdscr
  34
  35 # Import Python has_key() implementation if _curses doesn't contain has_key()
  36
  37 try:
  38     has_key
  39 except NameError:
  40     from has_key import has_key
  41