json-metadata-tutorial.ipynb error

[ayasyrev]

Last cell in notebook rise error:

Cleanup: 2 tables [00:00, 1002.94 tables/s]

---------------------------------------------------------------------------


OperationalError                          Traceback (most recent call last)

[<ipython-input-28-8bd3e1d495e8>](https://localhost:8080/#) in <cell line: 1>()
----> 1 mysterious_dogs = list(no_dogs_detected.collect("file"))
      2 mysterious_dogs[11].read()

10 frames

[/usr/local/lib/python3.10/dist-packages/datachain/data_storage/sqlite.py](https://localhost:8080/#) in execute(self, query, cursor, conn)
    193             result = conn.execute(*self.compile_to_args(query))
    194         else:
--> 195             result = self.db.execute(*self.compile_to_args(query))
    196         if isinstance(query, CreateTable) and query.element.indexes:
    197             for index in query.element.indexes:

OperationalError: database is locked

Check it on colab and locally (ubuntu 22.04, 24.04, python 3.11, 3.12)

[shcheklein]

I've update the notebook a bit. But I'm also hitting the same error at the end. I'm trying to localize and make a small reproducible script.

[shcheklein]

Should be fixed in 37fd9f3

@ayasyrev please, give it a try

[shcheklein]

Created also this iterative/datachain#377 to do some followups on the iterators management returned by collect()

[ayasyrev]

Should be fixed in 37fd9f3

@ayasyrev please, give it a try

No errors now!