License - PIPolars 0.1.0 documentation

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# License

PIPolars is released under the MIT License.

## MIT License

    MIT License

    Copyright (c) 2024 PIPolars Contributors

    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
    in the Software without restriction, including without limitation the rights
    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    copies of the Software, and to permit persons to whom the Software is
    furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included in all
    copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
    SOFTWARE.

## Third-Party Licenses

PIPolars depends on the following open-source projects:

### Polars

Apache License 2.0

### Pydantic

MIT License

### pythonnet

MIT License

### PyArrow

Apache License 2.0

## OSIsoft PI AF SDK

The OSIsoft PI AF SDK is proprietary software from AVEVA (formerly OSIsoft). Use of the PI AF SDK requires a valid license from AVEVA.

PIPolars itself does not include or distribute the PI AF SDK. Users must install the PI AF SDK separately according to their license agreement with AVEVA.