fix docpipeline report (#1296)

Just to handle error cases.

mathics/docpipeline.py

@@ -670,7 +670,8 @@ def show_report(test_pipeline):
                 "(not all tests are accounted for due to --)",
             )
         test_pipeline.print_and_log("Failed:")
-        for part, chapter, section in sorted(test_status.failed_sections):
+        for part, chapter, *section in sorted(test_status.failed_sections):
+            section = "/".join(section)
             test_pipeline.print_and_log(f"  - {section} in {part} / {chapter}")
 
     if test_parameters.data_path is not None and (
@@ -731,12 +732,6 @@ def save_doctest_data(doctest_pipeline: DocTestPipeline):
     doctest_pipeline.print_and_log(
         f"Writing internal document data to {doctest_latex_data_path}"
     )
-    i = 0
-    for key in output_data:
-        i = i + 1
-        doctest_pipeline.print_and_log(f"{key}, {output_data[key]}")
-        if i > 9:
-            break
     with open(doctest_latex_data_path, "wb") as output_file:
         pickle.dump(output_data, output_file, 4)