Dugal Harris

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BTW, I am also having problems using the opener argument in a thread, or for overwriting an existing file. Should I raise issues for these too?

I am working on an orthorectification tool where I want to allow users to specify remote / cloud input and output images, with possibly different locations. The ortho is generated...

Some details on the other issues I am having... Opening a raster with ``opener=`` in a thread gives me a ``LookupError``: ``` python import io import rasterio as rio from...

And overwriting an existing file with an fsspec filesystem ``opener`` gives me a ``CPLE_AppDefinedError``. I'm not sure if this qualifies as a bug. Can the filesystem be used to delete?...

@sgillies I ran into another problem using openers. Building overviews for a dataset created with an opener hangs (doesn't return) when the dataset is opened in an environment with ``GDAL_NUM_THREADS>1``:...

> I don't see an obvious problem in rasterio and am not familiar with GDAL's multithreaded overview building code. This will be a difficult issue for me to diagnose and...

I am seeing the same error. Looking at the Rasterio code, I see that the image is cached in a ``MemoryFile`` dataset before writing to the file object. ``MemoryFile.open()`` enters...