[3.15] gh-157546: Add missing docstrings in curses (GH-157547) (GH-157903)

The Python wrappers initscr() and start_color() now use the docstrings
of the wrapped C functions.
(cherry picked from commit b1e2766)

Author: serhiy-storchaka

Lib/curses/__init__.py

@@ -11,6 +11,7 @@
 """
 
 from _curses import *
+import _curses
 import os as _os
 import sys as _sys
 
@@ -33,6 +34,7 @@ def initscr():
         if key.startswith('ACS_') or key in ('LINES', 'COLS'):
             setattr(curses, key, value)
     return stdscr
+initscr.__doc__ = _curses.initscr.__doc__
 
 # This is a similar wrapper for start_color(), which adds the COLORS and
 # COLOR_PAIRS variables which are only available after start_color() is
@@ -43,6 +45,7 @@ def start_color():
     _curses.start_color()
     curses.COLORS = _curses.COLORS
     curses.COLOR_PAIRS = _curses.COLOR_PAIRS
+start_color.__doc__ = _curses.start_color.__doc__
 
 # Import Python has_key() implementation if _curses doesn't contain has_key()
 

Modules/_cursesmodule.c

@@ -3913,12 +3913,12 @@ _curses.initscr
 
 Initialize the library.
 
-Return a WindowObject which represents the whole screen.
+Return a window object which represents the whole screen.
 [clinic start generated code]*/
 
 static PyObject *
 _curses_initscr_impl(PyObject *module)
-/*[clinic end generated code: output=619fb68443810b7b input=514f4bce1821f6b5]*/
+/*[clinic end generated code: output=619fb68443810b7b input=e2bf3a061b7d948a]*/
 {
     WINDOW *win;