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                        Odoo api.onchange decorator is used to invoke a method when a field's value changed.
                        It can be used to validate the data or to trigger an action 
                        
                            A detailed explanation of the technical and functional aspects of the Onchange mechanical
                            of Odoo. Furthermore, an insight into the Odoo api.onchange decorator operations
                            which are used to invoke a method when a field's value changes in the platform.
                        
                        
                        
                            
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                                    GitHub