Use cgi module insted of html: cgi is avaliable both in Python 2 and 3.

Author: Nikita Voronchev

pytest_reportportal/plugin.py

@@ -2,7 +2,7 @@
 # and/or modify it under the terms of the GPL licence
 
 import logging
-import html
+import cgi
 
 import pytest
 
@@ -23,7 +23,7 @@ def pytest_runtest_makereport(self, item, call):
         report = (yield).get_result()
 
         if report.longrepr:
-            PyTestService.post_log(html.escape(str(report.longrepr)), logging.ERROR)
+            PyTestService.post_log(cgi.escape(str(report.longrepr)), logging.ERROR)
 
         if report.when == "setup":