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Karthikeyan Singaravelan (Senior Software Engineer at Visa | Python core developer)
Download stats for March 2019 from python.org : 26.5 millions downloads
| category | Sum of hits | % of hits |
|---|---|---|
| 3.7.x | 15,519,728 | 58.36% |
| 3.6.x | 5,616,969 | 21.12% |
| 2.7.x | 4,112,428 | 15.46% |
| 3.5.x | 1,187,840 | 4.47% |
| 3.8.x | 156,111 | 0.59% |
Excluding installations by Linux distributions.
- Report bugs at bugs.python.org
- Pull requests accepted at github.com/python/cpython
- 1 release manager for 2 releases.
- Fix bugs at master and backport to relevant versions.
- mailing lists and discuss.python.org for discussion.
- 70 bug reports per week.
- 7300 open issues, 43962 closed issues all time.
- 2600 emails per month on bug tracker.
- 4335 commits between v3.7.0 and v3.8.0.
- 2213 files changed, 266574 insertions, 111696 deletions.
- 615 contributors for 3.8.0
- 30 years of development with backwards compatibility.
- Each release is supported for 5 years.
- Each documented change is a promise unless there is a security issue.
- API changes go through at least 1-2 releases of deprecation.
- E.g. Deprecate in 3.8 and remove in 3.10.
- PyPI - 4.5PB of bandwidth, 18 billion requests per month.
- Costs on 2-3 million dollars per year even on donated infrastructure.
- Rich ecosystem of packages for web, data science, etc.
- Used by school kids, researchers, large enterprises, etc.
- Start small and pick up a tool/library used daily.
- Mature projects - Few easy issues but there is always room for improvement.
- Contributions are not only related to code.
- Triage issues, documentation help, answering on forums, etc. are boring but invaluable.
- Be kind and open.
- Infrastructure management.
- Machine learning platform.
- Data analytics and visualization with Jupyter notebook.
- Open source contributions to Python.
- @tirkarthi on GitHub/Twitter
- tir.karthi@gmail.com