With this release of FICO Xpress Insight 4.57, we add support forcustom scenario typesto Python-based Insight apps andremoved support for VDL and JS API versions<=3.2.
Xpress insight is the technology component of Xpress Optimization that allows you to rapidly configure business applications to operationalize your analytic and optimization models. It comes with built-in user and scenario management and provides user-friendly interfaces that allow users to visualize and collaborate on improved business decisions. FICO Xpress Insight 4.57 is now generally available.
Custom scenario typesallow to customize the behavior of the standard scenario or define new scenario types. It is possible
(i) to customize the design, e.g., customizable display name and dedicated scenario pill icons (for states unloaded, loaded and executed),
(ii) to allow or deny certain UI actions for a scenario, and
(iii) to execute custom logic in the code based on the type of scenario.
This way a scenario type can be created that can only be instantiated programmatically, or additional layers of data management and custom model execution can be easily developed.
- Scenario types are declared via decorators to theAppConfigclass and configured in the companion file.
- The type of a scenario and additional repository information can be retrieved via the newly added methodsget_item_infoandget_item_infosin thexpressinsightPython package.
- To use this feature, an update to thexpressinsightPython package is required. See theXpress release notesfor further details.
With this release weremoved support for VDL and JS API versionsup toversion 3.2to meet security standards. Please, update the VDL source files accordingly. Version 3.2 had been released before April 2017, while the current version is 4.7.
Added support for Tableau 2020.4 and 2021.1
See theXpress Insight release notesfor further details.
Updated 5 years ago
Version 3.0FICO
Community Manager
Joined July 21, 2025
FICO® Xpress Optimization Blog
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