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Pulse snapshot for 19 October 2026

https://github.com/pandas-dev/pandas

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Committers: summary • month-by-month • graphs: committers per month • commits per month • total committers

Issues: open • resolved • summary • month-by-month • age stats • time-to-close stats • graphs: opened/closed • increase/decrease

PRs: open • merged/closed • summary • month-by-month • age stats • time-to-close stats • graphs: opened/merged/closed • increase/decrease

🔗 Committer pulse

Committers Mo-
nthly
com-
mits 		Month range
Monthly Cu-
mula-
tive
New Uniq %New
54 76 71 3865 150 Sep 19 – Oct 19 2025 ending 12mo back
45 69 65 3910 164 Oct 19 – Nov 19 2025 ending 11mo back
27 52 51 3937 117 Nov 19 – Dec 19 2025 ending 10mo back
19 46 41 3956 164 Dec 19 – Jan 19 2026 ending 9mo back
35 59 59 3991 223 Jan 19 – Feb 19 2026 ending 8mo back
24 40 60 4015 222 Feb 19 – Mar 19 2026 ending 7mo back
27 47 57 4042 321 Mar 19 – Apr 19 2026 ending 6mo back
22 41 53 4064 226 Apr 19 – May 19 2026 ending 5mo back
11 27 40 4075 97 May 19 – Jun 19 2026 ending 4mo back
30 49 61 4105 290 Jun 19 – Jul 19 2026 ending 3mo back
25 43 58 4130 261 Jul 19 – Aug 19 2026 ending 2mo back
26 47 55 4156 347 Aug 19 – Sep 19 2026 ending 1mo back
48 67 71 4204 530 Sep 19 – Oct 19 2026 ending 11:40 UTC
Committerspermonth Produced by GNUPLOT 6.0 patchlevel 5 10 15 20 25 30 35 40 45 50 55 0 2 4 6 8 10 12 25 30 35 40 45 50 55 60 65 70 75 80 New committers Total committers New committers New committers Total committers Total committers New committers Total committers Months before 19 October 2026 🔗 Committers per month – pandas-dev/pandas

🔗 For the last 13 months:

Cumulative total committers grew by 339 (from 3865 to 4204) in 12 months.

Totalcommittersandnew Produced by GNUPLOT 6.0 patchlevel 5 40 45 50 55 60 65 70 75 0 2 4 6 8 10 12 3850 3900 3950 4000 4050 4100 4150 4200 4250 New commiters percentage Cumulative total committers New commiters percentage New commiters percentage Cumulative total committers Cumulative total committers New commiters percentage Cumulative total committers Months before 19 October 2026 🔗 Total committers and % new – pandas-dev/pandas Commitspermonth Produced by GNUPLOT 6.0 patchlevel 5 50 100 150 200 250 300 350 400 450 500 550 0 2 4 6 8 10 12 Commitspermonth_plot_1 Commits per month Months before 19 October 2026 🔗 Commits per month – pandas-dev/pandas

🔗 Issue and PR pulse

Issues PRs Month range
Clsd Opnd + - Mrgd Clsd Opnd + -
113 81 -32 170 122 298 +6 Sep 19 – Oct 19 2025 ending 12mo back
152 90 -62 162 84 300 +54 Oct 19 – Nov 19 2025 ending 11mo back
72 84 +12 125 95 190 -30 Nov 19 – Dec 19 2025 ending 10mo back
51 56 +5 163 80 267 +24 Dec 19 – Jan 19 2026 ending 9mo back
92 88 -4 263 102 391 +26 Jan 19 – Feb 19 2026 ending 8mo back
136 71 -65 246 87 413 +80 Feb 19 – Mar 19 2026 ending 7mo back
276 59 -217 342 164 499 -7 Mar 19 – Apr 19 2026 ending 6mo back
219 40 -179 249 91 337 -3 Apr 19 – May 19 2026 ending 5mo back
77 41 -36 108 122 180 -50 May 19 – Jun 19 2026 ending 4mo back
250 72 -178 312 98 388 -22 Jun 19 – Jul 19 2026 ending 3mo back
242 79 -163 257 118 376 +1 Jul 19 – Aug 19 2026 ending 2mo back
216 72 -144 367 132 568 +69 Aug 19 – Sep 19 2026 ending 1mo back
644 79 -565 558 78 696 +60 Sep 19 – Oct 19 2026 ending 11:40 UTC
IncreasedecreaseinopenissuesPRs Produced by GNUPLOT 6.0 patchlevel 5 -600 -500 -400 -300 -200 -100 0 100 0 2 4 6 8 10 12 -60 -40 -20 0 20 40 60 80 Increase/decrease in open issues Increase/decrease in open PRs Increase/decrease in open issues Increase/decrease in open issues Increase/decrease in open PRs Increase/decrease in open PRs Increase/decrease in open issues Increase/decrease in open PRs Months before 19 October 2026 🔗 Increase/decrease in open issues/PRs – pandas-dev/pandas

🔗 For the last 13 months:

Issuesclosedandopened Produced by GNUPLOT 6.0 patchlevel 5 0 100 200 300 400 500 600 700 0 2 4 6 8 10 12 40 50 60 70 80 90 Issues closed Issues opened Issues closed Issues closed Issues opened Issues opened Issues closed Issues opened Months before 19 October 2026 🔗 Issues closed and opened – pandas-dev/pandas PRsmergedclosedandopened Produced by GNUPLOT 6.0 patchlevel 5 200 250 300 350 400 450 500 550 600 650 0 2 4 6 8 10 12 100 200 300 400 500 600 700 PRs merged+closed PRs opened PRs merged+closed PRs merged+closed PRs opened PRs opened PRs merged+closed PRs opened Months before 19 October 2026 🔗 PRs merged/closed and opened – pandas-dev/pandas

🔗 Open issues

1897 issues were open as of 19 Oct 2026

27.10 times as many issues currently open as the
average number of issues opened per month.

14.09 times as many closed issues as open issues.

Latest1000openissues Produced by GNUPLOT 6.0 patchlevel 5 2026-10 2026-09 2026-08 2026-07 2026-06 2026-05 2026-04 2026-03 2026-02 2026-01 2025-12 2025-11 2025-10 2025-09 2025-08 2025-07 2025-06 2025-05 2025-04 2025-03 2025-02 2025-01 2024-12 2024-11 2024-10 2024-09 2024-08 2024-07 2024-06 2024-05 2024-04 2024-03 2024-02 2024-01 2023-12 2023-11 2023-10 2023-09 2023-08 2023-07 2023-06 2023-05 2023-04 2023-03 2023-02 2023-01 2022-12 2022-11 2022-10 2022-09 2022-08 2022-07 2022-06 2022-05 2022-04 2022-03 2022-02 2022-01 2021-12 2021-11 2021-10 2021-09 2021-08 2021-07 2021-06 2021-05 2021-04 2021-03 2021-02 2021-01 2020-12 2020-11 2020-10 2020-09 2020-08 2020-07 2020-06 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-02 2017-01 2016-12 2016-11 2016-10 2016-08 2016-07 2016-06 2016-05 2016-02 2016-01 2015-12 2015-11 2015-10 2015-09 2015-08 2015-07 2015-06 2015-05 2015-04 2015-02 2014-12 2014-11 2014-08 2014-06 2014-03 2014-02 2013-09 2013-08 2013-01 Number of issues still open Latest1000openissues_plot_2 58 39 40 33 6 8 6 11 17 13 15 10 13 11 7 9 9 9 6 7 3 4 8 4 5 9 9 8 9 4 17 9 12 8 10 12 13 15 17 6 16 9 14 16 12 10 11 7 7 8 6 6 5 2 5 10 11 6 7 2 7 7 8 4 7 8 9 9 4 9 2 4 4 8 4 3 4 9 6 9 13 12 6 7 4 6 7 3 4 4 3 1 4 5 5 3 4 4 4 4 4 3 3 5 2 1 1 2 3 2 4 3 1 2 1 2 5 3 1 1 3 2 1 2 3 1 2 2 3 1 1 1 4 1 2 2 1 4 1 1 1 1 2 1 1 Number of issues still open Number of issues still open Latest1000openissues_plot_2 Month created Latest 1000 open issues

🔗 Age statistics for latest 1000 open issues
Newest 1st Qu Median Mean 3rd Qu 𝜂90th Oldest
0 days 341 days 1167 days 1365 days 2115 days 2974 days 5017 days
Standard deviation: 1138 days

🔗 Open PRs

233 PRs were open as of 19 Oct 2026

0.62 times as many PRs currently open as the
average number of PRs opened per month.

167.22 times as many closed PRs as open PRs.

Produced by GNUPLOT 6.0 patchlevel 5 2026-10 2026-09 2026-08 2026-07 2026-04 2026-01 2025-12 2025-05 2024-06 Number of PRs still open _plot_2 151 53 12 8 2 4 1 1 1 Number of PRs still open Number of PRs still open _plot_2 Month created

🔗 Age statistics for all open PRs
Newest 1st Qu Median Mean 3rd Qu 𝜂90th Oldest
0 days 7 days 13 days 32 days 28 days 52 days 858 days
Standard deviation: 78 days

🔗 Issues resolved

26723 issues were closed as of 19 Oct 2026

14.09 times as many closed issues as open issues.

67 percent ratio of total closed issues to total commits.

Latest1000closedissues Produced by GNUPLOT 6.0 patchlevel 5 2026-10 2026-09 2026-08 2026-07 2026-06 2026-04 2026-01 2025-08 2025-05 2024-09 2024-08 2023-12 2023-09 2023-08 2021-08 2021-03 2021-01 2019-11 2016-05 Number of issues closed Latest1000closedissues_plot_2 312 430 233 5 6 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Number of issues closed Number of issues closed Latest1000closedissues_plot_2 Month created Latest 1000 closed issues

🔗 Time-to-close statistics for latest 1000 closed issues
Fastest 1st Qu Median Mean 3rd Qu 𝜂90th Longest
0 days 122 days 1206 days 1424 days 2389 days 3157 days 5105 days
Standard deviation: 1258 days

🔗 PRs merged/closed

38963 PRs were merged/closed as of 19 Oct 2026

167.22 times as many closed PRs as open PRs.

Latest1000mergedclosedPRs Produced by GNUPLOT 6.0 patchlevel 5 2026-10 2026-09 2026-08 2026-07 2026-06 2026-05 2026-04 2026-03 2025-12 2025-05 2024-11 2024-10 2024-02 2023-12 2023-08 2021-08 2021-07 2021-06 2021-02 2021-01 2020-12 Number of PRs merged/closed Latest1000mergedclosedPRs_plot_2 476 474 11 5 3 1 1 1 1 1 1 1 1 1 1 1 1 1 6 10 2 Number of PRs merged/closed Number of PRs merged/closed Latest1000mergedclosedPRs_plot_2 Month created Latest 1000 merged/closed PRs

🔗 Time-to-close statistics for latest 1000 merged/closed PRs
Fastest 1st Qu Median Mean 3rd Qu 𝜂90th Longest
0 days 0 days 0 days 11 days 5 days 24 days 364 days
Standard deviation: 36 days

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