id,node_id,number,title,user,state,locked,assignee,milestone,comments,created_at,updated_at,closed_at,author_association,pull_request,body,repo,type,active_lock_reason,performed_via_github_app,reactions,draft,state_reason 638212085,MDU6SXNzdWU2MzgyMTIwODU=,842,Magic parameters for canned queries,9599,closed,0,,5533512,18,2020-06-13T18:50:08Z,2020-06-28T03:30:31Z,2020-06-28T02:58:18Z,OWNER,,"Now that writable canned queries (#698) have landed, it would be neat if they supported ""magic"" parameters - parameters that are automatically populated with: - the current actor ID / other actor properties - the current date and time - the user's IP or user-agent And maybe other things potentially added by plugins.",107914493,issue,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/842/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,completed 638241779,MDU6SXNzdWU2MzgyNDE3Nzk=,846,"""Too many open files"" error running tests",9599,closed,0,,,6,2020-06-13T22:11:40Z,2020-06-14T00:26:31Z,2020-06-14T00:26:31Z,OWNER,,"I got this on my laptop: ```pytest ... /Users/simon/.local/share/virtualenvs/datasette-AWNrQs95/lib/python3.7/site-packages/jinja2/loaders.py:171: in get_source f = open_if_exists(filename) _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ filename = '/Users/simon/Dropbox/Development/datasette/datasette/templates/400.html', mode = 'rb' def open_if_exists(filename, mode='rb'): """"""Returns a file descriptor for the filename if that file exists, otherwise `None`. """""" try: > return open(filename, mode) E OSError: [Errno 24] Too many open files: '/Users/simon/Dropbox/Development/datasette/datasette/templates/400.html' /Users/simon/.local/share/virtualenvs/datasette-AWNrQs95/lib/python3.7/site-packages/jinja2/utils.py:154: OSError ``` Based on the conversation in https://github.com/pytest-dev/pytest/issues/2970 I'm worried that my tests are opening too many files without closing them. In particular... I call `sqlite3.connect(filepath)` a LOT - and I don't ever call `conn.close()` on those opened connections: https://github.com/simonw/datasette/blob/cf7a2bdb404734910ec07abc7571351a2d934828/datasette/database.py#L58-L60 Could this be resulting in my tests eventually opening too many unclosed file handles? How could I confirm this?",107914493,issue,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/846/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,completed 638238548,MDU6SXNzdWU2MzgyMzg1NDg=,845,Code coverage should ignore files in .coveragerc,9599,open,0,,,0,2020-06-13T21:45:42Z,2020-06-13T21:46:03Z,,OWNER,,"I'm not sure why this is, but the code coverage I have running in a GitHub Action doesn't take my `.coveragerc` file into account. It should: https://github.com/simonw/datasette/blob/cf7a2bdb404734910ec07abc7571351a2d934828/.github/workflows/test-coverage.yml#L31-L35 Here's the bit that's ignored: https://github.com/simonw/datasette/blob/cf7a2bdb404734910ec07abc7571351a2d934828/.coveragerc#L1-L2 As a result my coverage score is 84%, when it should be 92%: ``` 2020-06-13T21:41:18.4404252Z ----------- coverage: platform linux, python 3.8.3-final-0 ----------- 2020-06-13T21:41:18.4404570Z Name Stmts Miss Cover 2020-06-13T21:41:18.4404971Z -------------------------------------------------------- 2020-06-13T21:41:18.4405227Z datasette/__init__.py 3 0 100% 2020-06-13T21:41:18.4405441Z datasette/__main__.py 3 3 0% 2020-06-13T21:41:18.4405668Z datasette/_version.py 279 279 0% 2020-06-13T21:41:18.4405921Z datasette/actor_auth_cookie.py 20 0 100% 2020-06-13T21:41:18.4406135Z datasette/app.py 499 27 95% 2020-06-13T21:41:18.4406343Z datasette/cli.py 162 45 72% 2020-06-13T21:41:18.4406553Z datasette/database.py 236 17 93% 2020-06-13T21:41:18.4406761Z datasette/default_permissions.py 40 0 100% 2020-06-13T21:41:18.4406975Z datasette/facets.py 210 24 89% 2020-06-13T21:41:18.4407186Z datasette/filters.py 122 7 94% 2020-06-13T21:41:18.4407394Z datasette/hookspecs.py 34 0 100% 2020-06-13T21:41:18.4407600Z datasette/inspect.py 36 23 36% 2020-06-13T21:41:18.4407807Z datasette/plugins.py 34 6 82% 2020-06-13T21:41:18.4408014Z datasette/publish/__init__.py 0 0 100% 2020-06-13T21:41:18.4408240Z datasette/publish/cloudrun.py 57 2 96% 2020-06-13T21:41:18.4408786Z datasette/publish/common.py 19 1 95% 2020-06-13T21:41:18.4409029Z datasette/publish/heroku.py 97 13 87% 2020-06-13T21:41:18.4409243Z datasette/renderer.py 63 4 94% 2020-06-13T21:41:18.4409450Z datasette/sql_functions.py 5 0 100% 2020-06-13T21:41:18.4410480Z datasette/tracer.py 87 16 82% 2020-06-13T21:41:18.4410972Z datasette/utils/__init__.py 504 31 94% 2020-06-13T21:41:18.4411755Z datasette/utils/asgi.py 264 24 91% 2020-06-13T21:41:18.4412173Z datasette/utils/shutil_backport.py 44 44 0% 2020-06-13T21:41:18.4412822Z datasette/version.py 4 0 100% 2020-06-13T21:41:18.4413562Z datasette/views/__init__.py 0 0 100% 2020-06-13T21:41:18.4414276Z datasette/views/base.py 288 19 93% 2020-06-13T21:41:18.4414579Z datasette/views/database.py 120 2 98% 2020-06-13T21:41:18.4414860Z datasette/views/index.py 57 2 96% 2020-06-13T21:41:18.4415379Z datasette/views/special.py 72 16 78% 2020-06-13T21:41:18.4418994Z datasette/views/table.py 418 18 96% 2020-06-13T21:41:18.4428811Z -------------------------------------------------------- 2020-06-13T21:41:18.4430394Z TOTAL 3777 623 84% ```",107914493,issue,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/845/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",, 638104520,MDU6SXNzdWU2MzgxMDQ1MjA=,841,Research feasibility of 100% test coverage,9599,closed,0,,,9,2020-06-13T06:07:01Z,2020-06-13T21:38:46Z,2020-06-13T21:38:46Z,OWNER,,"Inspired by https://twitter.com/mikeal/status/1271473021593636866 > Almost every library I’ve written in the last 2 years has had 100% coverage and that’s probably not going to change in the future. It’s not that hard to start at 100% and hold onto it and the workflow it enables is so much nicer.",107914493,issue,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/841/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,completed 638229448,MDU6SXNzdWU2MzgyMjk0NDg=,843,Configure codecov.io,9599,closed,0,,,2,2020-06-13T20:45:00Z,2020-06-13T21:36:52Z,2020-06-13T21:36:52Z,OWNER,,_Originally posted by @simonw in https://github.com/simonw/datasette/issues/841#issuecomment-643660757_,107914493,issue,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/843/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,completed 638230433,MDExOlB1bGxSZXF1ZXN0NDM0MDU1NzUy,844,Action to run tests and upload coverage report,9599,closed,0,,,1,2020-06-13T20:52:47Z,2020-06-13T21:36:52Z,2020-06-13T21:36:50Z,OWNER,simonw/datasette/pulls/844,Refs #843,107914493,pull,,,"{""url"": ""https://api.github.com/repos/simonw/datasette/issues/844/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",0,