def join_words(*words):
    return ' '.join([str(x) for x in words if x])
Test the creation of an XlsxWriter file with error bars.
dataset/ETHPy150Open lsaffre/lino/lino/utils/__init__.py/join_words--crossover with--dataset/ETHPy150Open jmcnamara/XlsxWriter/xlsxwriter/test/comparison/test_chart_errorbars07.py/TestCompareXLSXFiles.test_create_file