| import frappe | |
| from frappe import _ | |
| class StudentNotInGroupError(frappe.ValidationError): | |
| pass | |
| def validate_student_belongs_to_group(student, student_group): | |
| groups = frappe.db.get_all("Student Group Student", ["parent"], dict(student=student, active=1)) | |
| if not student_group in [d.parent for d in groups]: | |
| frappe.throw( | |
| _("Student {0} does not belong to group {1}").format( | |
| frappe.bold(student), frappe.bold(student_group) | |
| ), | |
| StudentNotInGroupError, | |
| ) |