testPythonSimpleApp.py

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#!/usr/bin/python3
 
import sys
import os
import os.path
import time
 
# fmt: off
# Hack to insert the python path for the locally compiled module in the
# test script
sys.path.insert(0, os.path.abspath(os.path.join(os.curdir, "..")))
import PyApplicationCore  # NOQA
# fmt: on
 
 
class MyMod(PyApplicationCore.ApplicationModule):
 
    def __init__(self, owner, name, description):
        super().__init__(owner, name, description)
        # can we do this somehow in the class definition instead of the constructor body?
        self.myOutput = PyApplicationCore.ScalarOutput(
            PyApplicationCore.DataType.float32, self, "/Var1", "unit", "description")
        self.myInput = PyApplicationCore.ScalarPushInput(
            PyApplicationCore.DataType.int32, self, "/Var2", "unit", "description")
 
    def mainLoop(self):
        val = 0
        while True:
            self.myOutput.setAndWrite(val + 0.5)
            val = self.myInput.readAndGet()
 
 
# create instance of test module
PyApplicationCore.app.myMod = MyMod(PyApplicationCore.app, "SomeName", "Description")
 
# Show that getting the appConfig also works on module level
c = PyApplicationCore.appConfig()
tickers = []
 
# And have an example for passing on a default value
for t in range(0, c.get(PyApplicationCore.DataType.uint32, "numberOfTickers", 0)):
    tickers.append(Foo(f"Ticker{t}", "A Ticker module"))