335                  stdin=None, stdout=None, stderr=None,  argument
349             if close_fds and (stdin is not None or stdout is not None or
362         self.stdin = None
386          errread, errwrite), to_close = self._get_handles(stdin, stdout, stderr)
419             self.stdin = os.fdopen(p2cwrite, 'wb', bufsize)
463         if [self.stdin, self.stdout, self.stderr].count(None) >= 2:
466             if self.stdin:
469                         self.stdin.write(input)
473                 self.stdin.close()
496         def _get_handles(self, stdin, stdout, stderr):  argument
501             if stdin is None and stdout is None and stderr is None:
508             if stdin is None:
512             elif stdin == PIPE:
514             elif isinstance(stdin, (int, long)):
515                 p2cread = msvcrt.get_osfhandle(stdin)
518                 p2cread = msvcrt.get_osfhandle(stdin.fileno())
522             if stdin == PIPE:
719             if self.stdin:
722                         self.stdin.write(input)
735                 self.stdin.close()
794         def _get_handles(self, stdin, stdout, stderr):  argument
803             if stdin is None:
805             elif stdin == PIPE:
808             elif isinstance(stdin, (int, long)):
809                 p2cread = stdin
812                 p2cread = stdin.fileno()
1116             if self.stdin:
1119                 self.stdin.flush()
1121                     self.stdin.close()
1164             if self.stdin and input:
1165                 register_and_append(self.stdin, select.POLLOUT)
1215             if self.stdin and input:
1216                 write_set.append(self.stdin)
1233                 if self.stdin in wlist:
1236                         bytes_written = os.write(self.stdin.fileno(), chunk)
1239                             self.stdin.close()
1240                             write_set.remove(self.stdin)
1246                             self.stdin.close()
1247                             write_set.remove(self.stdin)
1302     p2 = Popen(["grep", "hda"], stdin=p1.stdout, stdout=PIPE)
1329     p2 = Popen('find "PROMPT"', stdin=p1.stdout, stdout=PIPE)