lims_analysis_sheet: add function to get device correction

lims_analysis_sheet/function.py

@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+# This file is part of lims_analysis_sheet module for Tryton.
+# The COPYRIGHT file at the top level of this repository contains
+# the full copyright notices and license terms.
+
+from trytond.pool import Pool
+
+
+def device_correction(device_id, value):
+    LabDevice = Pool().get('lims.lab.device')
+    if device_id and value:
+        device = LabDevice(device_id)
+        if device:
+            return device.get_correction(value)
+    return value
+
+
+custom_functions = {}
+custom_functions['DEVICE_CORRECTION'] = device_correction

lims_analysis_sheet/interface.py

@@ -9,10 +9,15 @@ from trytond.pool import Pool, PoolMeta
 from trytond.pyson import Eval, Bool, Or, And
 from trytond.transaction import Transaction
 from trytond.modules.lims_interface.data import Adapter
+from trytond.modules.lims_interface.interface import FUNCTIONS
+from .function import custom_functions
 
 __all__ = ['Compilation', 'Column', 'Interface', 'Table', 'Data']
 
 
+FUNCTIONS.update(custom_functions)
+
+
 class Compilation(metaclass=PoolMeta):
     __name__ = 'lims.interface.compilation'