Swiss public transport not generating unique IDs: only one entity is present

[dopsi]

The problem

Both when using the new UI and the YAML configuration for the integration, the first entry gets properly created (with a sensor) but the second one only shows up in the entries but does not have an entity associated.

What version of Home Assistant Core has the issue?

2024.1.0

What was the last working version of Home Assistant Core?

2023.12.4

What type of installation are you running?

Home Assistant OS

Integration causing the issue

Swiss public transport

Link to integration documentation on our website

https://www.home-assistant.io/integrations/swiss_public_transport

Diagnostics information

No response

Example YAML snippet

sensor:
  - name: lausanne_geneve
    platform: swiss_public_transport
    from: "Lausanne"
    to: "Genève"
  - name: geneve_lausanne
    platform: swiss_public_transport
    from: "Genève"
    to: "Lausanne"

Anything in the logs that might be useful for us?

2024-01-04 10:04:12.476 ERROR (MainThread) [homeassistant.components.sensor] Platform swiss_public_transport does not generate unique IDs. ID None_departure already exists - ignoring sensor.epfl_to_preverenges_departure
2024-01-04 10:04:12.481 ERROR (MainThread) [homeassistant.components.sensor] Platform swiss_public_transport does not generate unique IDs. ID None_departure already exists - ignoring sensor.epfl_to_preverenges_departure

Additional information

No response

[home-assistant]

Hey there @fabaff, @miaucl, mind taking a look at this issue as it has been labeled with an integration (swiss_public_transport) you are listed as a code owner for? Thanks!

Code owner commands

Code owners of swiss_public_transport can trigger bot actions by commenting:

• @home-assistant close Closes the issue.
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• @home-assistant reopen Reopen the issue.
• @home-assistant unassign swiss_public_transport Removes the current integration label and assignees on the issue, add the integration domain after the command.
• @home-assistant add-label needs-more-information Add a label (needs-more-information, problem in dependency, problem in custom component) to the issue.
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swiss_public_transport documentation
swiss_public_transport source
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[miaucl]

There is a pull request pending fixing the missing unique ids for the newly added devices.