def get_example_data(fname):
datadir = os.path.join(get_data_path(), '<STR_LIT>')<EOL>fullpath = os.path.join(datadir, fname)<EOL>if not os.path.exists(fullpath):<EOL><INDENT>raise IOError('<STR_LIT>'%(<EOL>fname, datadir))<EOL><DEDENT>return file(fullpath, '<STR_LIT:rb>')<EOL>
return a filehandle to one of the example files in mpl-data/example

*fname*
    the name of one of the files in mpl-data/example