asyncua_performance_measure.py

from asyncua import ua
from asyncua.ua import ua_binary
import sys
import timeit

obj = ua.WriteParameters(NodesToWrite=[
    ua.WriteValue(
        NodeId_=ua.NodeId("hello_world"),
        Value=ua.DataValue(
            Value=
            ua.Variant(12.34, VariantType=ua.VariantType.Double) if i%2==0\
                 else ua.Variant("xyz", ua.VariantType.String),
            SourceTimestamp=ua.DateTime(2021, 10, 2))
    )
    for i in range(50)
])


N=int(sys.argv[1]) if len(sys.argv)>1 else 1000
res = timeit.timeit(lambda: ua_binary.to_binary(ua.WriteParameters, obj), number=N)

print(f"{res/N*1000:.2f} ms per serialization")