html_url,issue_url,id,node_id,user,created_at,updated_at,author_association,body,reactions,issue,performed_via_github_app
https://github.com/simonw/sqlite-utils/issues/534#issuecomment-1538933540,https://api.github.com/repos/simonw/sqlite-utils/issues/534,1538933540,IC_kwDOCGYnMM5bukMk,9599,2023-05-08T19:34:37Z,2023-05-08T19:34:37Z,OWNER,"On macOS this shows the same warning:
```
% python -Wdefault $(which sqlite-utils) insert dogs.db dogs dogs.csv --csv
  [############------------------------]   35%
  [####################################]  100%/Users/simon/Dropbox/Development/sqlite-utils/sqlite_utils/cli.py:1187: ResourceWarning: unclosed file <_io.TextIOWrapper name='dogs.csv' encoding='utf-8-sig'>
  insert_upsert_implementation(
ResourceWarning: Enable tracemalloc to get the object allocation traceback
```
The file itself is a `click.File` which is automatically closed - https://click.palletsprojects.com/en/8.1.x/api/#click.File - but it looks like it's the `_io.TextIOWrapper` which is not being closed:

https://github.com/simonw/sqlite-utils/blob/2376c452a56b0c3e75e7ca698273434e32945304/sqlite_utils/cli.py#L949-L956","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",1622640374,