Error processing lectures/about_py.md: Error: structural parity check failed for lectures/about_py.md: - directive count differs: source has 20, output has 18 — a wholesale mismatch usually means the document was re-fenced or truncated - directive #5 name changed: source line 161 has {index}, output line 169 has {code-block} - directive #6 name changed: source line 173 has {code-block}, output line 225 has {code-cell} - directive #7 name changed: source line 232 has {code-cell}, output line 259 has {index} - directive #8 name changed: source line 271 has {index}, output line 264 has {code-cell} - directive #9 name changed: source line 293 has {index}, output line 273 has {code-cell} - directive #13 name changed: source line 334 has {code-cell}, output line 337 has {index} - directive #14 name changed: source line 373 has {code-cell}, output line 344 has {figure} - directive #15 name changed: source line 398 has {index}, output line 348 has {figure} - directive #16 {figure} argument changed: source line 411 has "/_static/lecture_specific/about_py/qs.png", output line 352 has "/_static/lecture_specific/about_py/career_vf.png" — structural arguments are never translated - directive #17 name changed: source line 417 has {figure}, output line 372 has {index} - directive #18 name changed: source line 423 has {figure}, output line 379 has {code-cell}