Use dict lookups

[ANIALLATOR114]

Summary by Sourcery

Enhance the performance of the realtime service by replacing list iterations with dictionary lookups for more efficient data retrieval.

Enhancements:

• Optimize the retrieval of the most recent realtime updates by using dictionary lookups instead of iterating through lists.

[sourcery-ai[bot]]

Reviewer's Guide by Sourcery

This pull request optimizes the performance of the realtime_service.py file by replacing linear searches with dictionary lookups. The changes focus on improving the efficiency of processing realtime updates for trip schedules.

Sequence Diagram

sequenceDiagram
    participant Client
    participant Service
    participant Dict
    Client->>Service: Request realtime schedules
    Service->>Dict: Create lookup dictionary
    Service->>Dict: Lookup trip by ID
    Dict-->>Service: Return matching trip
    Service->>Client: Return realtime schedules

File-Level Changes

Change	Details	Files
Optimize trip_id lookup in parse_most_recent_realtime_update function	Extract trip_id to a separate variable for reuse Use the extracted trip_id for dictionary operations	SimplyTransport/domain/services/realtime_service.py
Improve performance in get_realtime_schedules_for_static_schedules function	Create a dictionary for quick lookup of most recent realtime schedules Replace linear search with dictionary lookup Remove unnecessary list comprehension and next() function call	SimplyTransport/domain/services/realtime_service.py

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