Generalize text search in test_cli_noargs_shows_help()

Author: bskinn

tests/test_cli.py

@@ -76,7 +76,7 @@ def test_cli_noargs_shows_help(self, run_cmdline_test):
         with stdio_mgr() as (in_, out_, err_):
             run_cmdline_test([])
 
-            assert "usage: sphobjinv" in out_.getvalue()
+            assert re.search("usage:.*sphobjinv", out_.getvalue(), re.I)
 
     @pytest.mark.timeout(CLI_TEST_TIMEOUT)
     def test_cli_no_subparser_prs_exit(self, run_cmdline_test):