Update html.rst

doc/source/html.rst

@@ -18,6 +18,7 @@ The :attr:`results` variable contains a dataframe :attr:`df`. This dataframe
 contains as many rows as associations of
 drugs and features. See :class:`~gdsctools.anova_results.ANOVAResults` for the contents. The HTML report extracts the significant associations, and then create figures and HTML pages for each of the associations that are significant.  You can easily create HTML report as follows::
 
+    >>> from gdsctools import ANOVAReport
     >>> report = ANOVAReport(gdsc, results)
     >>> report.create_html_pages()