Yahoo's 2026 event-feed change (capitalGain events dropped for some funds; no events at all for terminated tickers) can wipe good event history on re-download. Defense in depth: - overrides/event-backup/: last-known-good copy of every dividend/ capitalGain file (8,192 files, 58 MB); refresh with scripts/backup_events.py after each dump update - data.py event_file(): frozen > data-root (while populated) > backup; used by panel reads, verify_official, and the double-listing scanner - README: capital-gain files are mutual-fund-only in this dump; Yahoo has no LT/ST split (tax.py taxes capg at lt_rate; the per-fund split would come from fund-company annual tax statements or commercial feeds) - tests: exact Timestamp .loc keys (pandas 3.x string matching returns a Series on large DatetimeIndex)
1.8 KiB
1.8 KiB
| 1 | Date | Dividends |
|---|---|---|
| 2 | 2024-09-03 | 0.196000 |
| 3 | 2020-03-02 | 0.101000 |
| 4 | 2020-09-01 | 0.077000 |
| 5 | 2020-12-30 | 0.313000 |
| 6 | 2022-05-02 | 0.073000 |
| 7 | 2024-04-01 | 0.194000 |
| 8 | 2020-07-01 | 0.104000 |
| 9 | 2022-02-01 | 0.030000 |
| 10 | 2022-06-01 | 0.088000 |
| 11 | 2025-12-01 | 0.186000 |
| 12 | 2024-06-03 | 0.190000 |
| 13 | 2020-04-01 | 0.120000 |
| 14 | 2020-12-01 | 0.176000 |
| 15 | 2021-12-23 | 0.035000 |
| 16 | 2022-08-01 | 0.102000 |
| 17 | 2023-04-03 | 0.155000 |
| 18 | 2025-02-03 | 0.188000 |
| 19 | 2022-03-01 | 0.035000 |
| 20 | 2023-09-01 | 0.184000 |
| 21 | 2023-11-01 | 0.182000 |
| 22 | 2024-03-01 | 0.190000 |
| 23 | 2024-08-01 | 0.197000 |
| 24 | 2019-04-01 | 0.153000 |
| 25 | 2019-10-01 | 0.105000 |
| 26 | 2020-10-01 | 0.144000 |
| 27 | 2021-06-01 | 0.052000 |
| 28 | 2025-10-01 | 0.200000 |
| 29 | 2024-12-02 | 0.310000 |
| 30 | 2019-03-01 | 0.093000 |
| 31 | 2021-08-02 | 0.054000 |
| 32 | 2023-06-01 | 0.165000 |
| 33 | 2023-10-02 | 0.169000 |
| 34 | 2024-11-01 | 0.192000 |
| 35 | 2019-02-01 | 0.093000 |
| 36 | 2025-06-02 | 0.191000 |
| 37 | 2025-09-02 | 0.190000 |
| 38 | 2019-05-01 | 0.138000 |
| 39 | 2025-07-01 | 0.199000 |
| 40 | 2026-03-31 | 0.200000 |
| 41 | 2020-02-03 | 0.077000 |
| 42 | 2020-05-01 | 0.113000 |
| 43 | 2021-09-01 | 0.053000 |
| 44 | 2022-12-01 | 0.148000 |
| 45 | 2026-01-30 | 0.210000 |
| 46 | 2023-02-01 | 0.113000 |
| 47 | 2023-07-03 | 0.175000 |
| 48 | 2024-05-01 | 0.192000 |
| 49 | 2018-11-01 | 0.140000 |
| 50 | 2018-12-03 | 0.123000 |
| 51 | 2019-06-03 | 0.132000 |
| 52 | 2019-07-01 | 0.125000 |
| 53 | 2019-12-02 | 0.337000 |
| 54 | 2026-07-31 | 0.192000 |
| 55 | 2019-11-01 | 0.219000 |
| 56 | 2021-04-01 | 0.056000 |
| 57 | 2022-11-01 | 0.140000 |
| 58 | 2023-03-01 | 0.155000 |
| 59 | 2024-07-01 | 0.191000 |
| 60 | 2026-06-30 | 0.195000 |
| 61 | 2019-08-01 | 0.092000 |
| 62 | 2021-07-01 | 0.053000 |
| 63 | 2021-10-01 | 0.053000 |
| 64 | 2022-04-01 | 0.063000 |
| 65 | 2024-02-01 | 0.183000 |
| 66 | 2022-09-01 | 0.131000 |
| 67 | 2023-05-01 | 0.171000 |
| 68 | 2025-11-03 | 0.189000 |
| 69 | 2020-06-01 | 0.095000 |
| 70 | 2021-02-01 | 0.060000 |
| 71 | 2021-03-01 | 0.051000 |
| 72 | 2021-05-03 | 0.052000 |
| 73 | 2021-12-01 | 0.045000 |
| 74 | 2023-12-01 | 0.190000 |
| 75 | 2025-03-03 | 0.189000 |
| 76 | 2026-04-30 | 0.190000 |
| 77 | 2026-05-29 | 0.192000 |
| 78 | 2019-09-03 | 0.121000 |
| 79 | 2022-07-01 | 0.093000 |
| 80 | 2022-10-03 | 0.136000 |
| 81 | 2022-12-23 | 0.199000 |
| 82 | 2025-05-01 | 0.190000 |
| 83 | 2023-08-01 | 0.154000 |
| 84 | 2024-10-01 | 0.198000 |
| 85 | 2024-12-23 | 0.209000 |
| 86 | 2018-12-27 | 0.184000 |
| 87 | 2019-12-30 | 0.284000 |
| 88 | 2020-08-03 | 0.103000 |
| 89 | 2020-11-02 | 0.138000 |
| 90 | 2021-11-01 | 0.050000 |
| 91 | 2025-04-01 | 0.191000 |
| 92 | 2025-08-01 | 0.183000 |
| 93 | 2025-12-22 | 0.203000 |
| 94 | 2026-02-27 | 0.191000 |