During method execution, it is sometimes necessary to abort the processing because an error condition was met. This recipe shows how to do this so that a helpful error message is displayed to the user when a method that writes a file to disk encounters an error.
Reporting errors to the user
by Alexandre Fayolle, Holger Brunn
Odoo 11 Development Cookbook - Second Edition
- Preface
- Installing the Odoo Development Environment
- Managing Odoo Server Instances
- Server Deployment
- Creating Odoo Addon Modules
- Application Models
- Introduction
- Defining the Model representation and order
- Adding data fields to a Model
- Using a float field with configurable precision
- Adding a monetary field to a Model
- Adding relational fields to a Model
- Adding a hierarchy to a Model
- Adding constraint validations to a Model
- Adding computed fields to a Model
- Exposing related fields stored in other Models
- Adding dynamic relations using Reference fields
- Adding features to a Model using inheritance
- Using abstract Models for reusable Model features
- Using delegation inheritance to copy features to another Model
- Basic Server-Side Development
- Introduction
- Defining model methods and using the API decorators
- Reporting errors to the user
- Obtaining an empty recordset for a different model
- Creating new records
- Updating values of recordset records
- Searching for records
- Combining recordsets
- Filtering recordsets
- Traversing recordset relations
- Extending the business logic defined in a Model
- Extending write() and create()
- Customizing how records are searched
- Module Data
- Debugging and Automated Testing
- Advanced Server-Side Development Techniques
- Backend Views
- Introduction
- Adding a menu item and window action
- Having an action open a specific view
- Adding content and widgets to a form view
- Adding buttons to forms
- Passing parameters to forms and actions – Context
- Defining filters on record lists – Domain
- List views
- Search views
- Changing existing views – View inheritance
- Document-style forms
- Dynamic form elements using attrs
- Embedded views
- Kanban views
- Showing kanban cards in columns according to their state
- Calendar and gantt views
- Graph and pivot views
- Access Security
- Internationalization
- Automation, Workflows, Emails, and Printouts
- Introduction
- Using Kanban stages and features
- Creating server actions
- Using Python code server actions
- Using automated actions on time conditions
- Using automated actions on event conditions
- Adding messaging and tracking features
- Email templates
- QWeb-based PDF reports
- Producing LibreOffice-based reports with Py3O
- Web Server Development
- Web Client Development
- CMS Website Development
- Other Books You May Enjoy
Reporting errors to the user
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