From eb5db977fee2952f01274492a9710889d0e9c6ab Mon Sep 17 00:00:00 2001
From: Jan David Mol <mol@astron.nl>
Date: Wed, 19 May 2021 16:50:05 +0200
Subject: [PATCH] L2SS-182: Fix writing of string arrays, which aren't sent as
numpy arrays
---
devices/clients/opcua_connection.py | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/devices/clients/opcua_connection.py b/devices/clients/opcua_connection.py
index 85afdfa08..f6915250d 100644
--- a/devices/clients/opcua_connection.py
+++ b/devices/clients/opcua_connection.py
@@ -215,16 +215,15 @@ class ProtocolAttribute:
"""
write_RW function
"""
- # set_data_value(opcua.ua.uatypes.Variant(value = value.tolist(), varianttype=opcua.ua.VariantType.Int32))
if self.dim_y != 0:
- v = numpy.concatenate(value)
- self.node.set_data_value(opcua.ua.uatypes.Variant(value=v.tolist(), varianttype=self.ua_type))
-
+ # flatten array, convert to python array
+ value = numpy.concatenate(value).tolist()
elif self.dim_x != 1:
- self.node.set_data_value(opcua.ua.uatypes.Variant(value=value.tolist(), varianttype=self.ua_type))
- else:
- self.node.set_data_value(opcua.ua.uatypes.Variant(value=value, varianttype=self.ua_type))
+ # make sure it is a python array
+ value = value.tolist() if type(value) == numpy.ndarray else value
+
+ self.node.set_data_value(opcua.ua.uatypes.Variant(value=value, varianttype=self.ua_type))
--
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