3

  <variables>

     4

    <variable name="Test_Python_Var" type="INT" initial="4"/>

     5

    <variable name="Second_Python_Var" type="INT" initial="5"/>

     6

  </variables>

     7

  <globals>

     9

import time,sys,ctypes

    10

Python_to_C_Call = PLCBinary.Python_to_C_Call

    11

Python_to_C_Call.restype = ctypes.c_int

    12

Python_to_C_Call.argtypes = [ctypes.c_int, ctypes.POINTER(ctypes.c_int)]

    13

    14

def MyPythonFunc(arg):

    15

    i = ctypes.c_int()

    16

    if(Python_to_C_Call(arg, i)):

    17

        res = i.value

    18

        print "toC:", arg, "from C:", res, "FBID:", FBID

    19

    else:

    20

        print "Failed Python_to_C_Call failed"

    21

        res = None

    22

    print "Python read PLC global :",PLCGlobals.Test_Python_Var

    23

    PLCGlobals.Second_Python_Var = 789

    24

    sys.stdout.flush()

    25

    return res

    26

    27

async_error_test_code = """

    28

def badaboom():

    29

    tuple()[0]

    30

    31

import wx

    32

def badaboomwx():

    33

    wx.CallAfter(badaboom)

    34

    35

from threading import Timer

    36

a = Timer(3, badaboom)

    37

a.start()

    38

    39

b = Timer(6, badaboomwx)

    40

b.start()

    41

"""

    43

  </globals>

    44

  <init>

    46

global x, y

    47

x = 2

    48

y = 5

    49

print "py_runtime init:", x, ",", y

    51

  </init>

    52

  <cleanup>

    54

print "py_runtime cleanup"

    56

  </cleanup>

    57

  <start>

    59

global x, y

    60

print "py_runtime start", x * x + y * y

    62

  </start>

    63

  <stop>

    65

print "py_runtime stop"

    67

  </stop>

    68

</PyFile>