Ryan Ly

[Feature]: Clean up HDMFIO.load_namespaces call

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### What would you like to see added to PyNWB? Resolve TODO in https://github.com/NeurodataWithoutBorders/pynwb/pull/1911#issuecomment-2547220686 where the class method `HDMFIO.load_namespaces` requires passing `io._file`. ### Is your feature request related to a...

[Feature]: Importing pynwb creates redundant type maps

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### What would you like to see added to PyNWB? During import of pynwb, 5 different type maps are created, and the same pynwb class is registered 3 times and...

Improve docval for IndexSeries init

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## Motivation In coordination with https://github.com/NeurodataWithoutBorders/nwb-schema/pull/644 The goal is to not write `resolution`, `conversion`, and `offset` for `IndexSeries`. This PR also updates `IndexSeries.__init__` so that `unit` cannot be passed in,...

### What happened? Some optional fields in the schema have a default value specified in the PyNWB constructor. For example, `TimeSeries.__init__` accepts the argument `conversion` with a default value of...