mercurial/cmdutil.py

14636:b98063487a6f

                seqno=None, revwidth=None, mode='wb', pathname=None):

    writable = mode not in ('r', 'rb')

    if not pat or pat == '-':
        fp = writable and sys.stdout or sys.stdin
        return os.fdopen(os.dup(fp.fileno()), mode)
    if hasattr(pat, 'write') and writable:
        return pat
    if hasattr(pat, 'read') and 'r' in mode:
        return pat

14637:5e9d691229d5

                seqno=None, revwidth=None, mode='wb', pathname=None):

    writable = mode not in ('r', 'rb')

    if not pat or pat == '-':
        fp = writable and repo.ui.fout or repo.ui.fin
        return os.fdopen(os.dup(fp.fileno()), mode)
    if hasattr(pat, 'write') and writable:
        return pat
    if hasattr(pat, 'read') and 'r' in mode:
        return pat