environment/lib/python2.7/site-packages/IPython/utils/io.py
def raw_print_err(*args, **kw):
    """Raw print to sys.__stderr__, otherwise identical interface to print()."""

    print(*args, sep=kw.get('sep', ' '), end=kw.get('end', '\n'),
          file=sys.__stderr__)
    sys.__stderr__.flush()
def raw_print_err(*args, **kw):
    """Raw print to sys.__stderr__, otherwise identical interface to print()."""

    print(*args, sep=kw.get('sep', ' '), end=kw.get('end', '\n'),
          file=sys.__stderr__)
    sys.__stderr__.flush()
Raw print to sys.__stderr__, otherwise identical interface to print().