| D | ↘ | F | SectionItems got worse |
| ⇢ | B | SectionItems.mnemonic_compare() added | |
| ⇢ | A | test_mnemonic_case_preserved() added | |
| ⇢ | A | test_mnemonic_case_upper() added | |
| ⇢ | A | test_mnemonic_case_lower() added | |
| ⇢ | A | test_mnemonic_case_comparison_preserve_2() added | |
| ⇢ | A | test_mnemonic_case_comparison_preserve_1() added | |
| ⇢ | A | test_mnemonic_case_comparison_lower() added | |
| ⇢ | A | test_mnemonic_case_comparison_upper() added | |
| ⇢ | A | SectionItems.__init__() added | |
| C | ↘ | F | parse_header_section() got worse |