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A hands-on tour of the ecosystem

Become more effective with FHIR in Python

HL7®, FHIR® and the flame Design mark are the registered trademarks of Health Level Seven International and are used with permission.

HL7 FHIR DevDays 2023 | Hybrid Edition, Amsterdam | June 6–9, 2023 | @HL7 | @FirelyTeam | #fhirdevdays | www.devdays.com

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Who am I?

Axel Vanraes – CTO @Tiro.health

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Structured reporting for clinicians

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Using FHIR in Python

All our backends are written in Python. 🐍

But tooling for FHIR in Python is not as mature as Java or .NET 😿

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Let’s have a look at the ecosystem! 🧐

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Ecosystem: Data Models

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Typing issues with fhir.resources

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Ecosystem: Client SDK’s

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Ecosystem: Analytics

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Ecosystem: other

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Let’s get hands-on! 🛠️

Follow along with the notebooks on https://github.com/axelv/devdays-2023

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⛑️ Make your Python FHIR-type safe

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⛑️ Make your Python FHIR-type safe

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  • Let your IDE assist you with the available Elements and docstrings�
  • Be 100% guaranteed of types at runtime by using validators�
  • Conveniently initialize Elements with cardinality 0…* as lists

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Intermezzo: Pydantic

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🤝 Use a client library to interact with a FHIR Server

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🤝 Use a client library to interact with a FHIR Server

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🤝 Use a client library to interact with a FHIR Server

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  • Use a client library to compose encode url’s.�
  • Use a happy path to simplify response types and code and�
  • handle FHIR OperationOutcome’s as Python Exceptions.

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🏠 Generate your proper models

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🏠 Generate your proper models

  • Download a FHIR spec (ex. R4B R5) and generate your proper models.�
  • Some PR’s open to support model generation for FHIR Profiles and IG’s

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⚙️ Customize the client to support your $operations

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⚙️ Customize the client to support your $operations

  • User your IDE completion to suggest “In Parameters”�
  • Automatically convert your **kwargs to a Parameters resource.�
  • Built in validation and typing of the response

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🪄 Customize the models to with magic functions

ex. Use __repr_html__ to render the Narrative in Notebooks

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📊 DataFrames that preserve nested structures

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📈 Putting all learnings together: analytics dashboard

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Contact

During DevDays, you can find / reach me here:

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@AxelVanraes

    • axel.vanraes@tiro.health

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Q&A

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