mirror of
https://github.com/naruxde/revpipyload.git
synced 2025-11-08 15:13:52 +01:00
Sync Paket verarbeiten
Timeouts verarbeiten und das Socket Objekt auf diesen einstellen
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@@ -51,10 +51,10 @@ Classes</h3>
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<td>Hauptklasse, die alle Funktionen zur Verfuegung stellt.</td>
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</tr><tr>
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<td><a style="color:#0000FF" href="#RevPiSlave">RevPiSlave</a></td>
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<td></td>
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<td>RevPi PLC-Server.</td>
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</tr><tr>
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<td><a style="color:#0000FF" href="#RevPiSlaveDev">RevPiSlaveDev</a></td>
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<td></td>
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<td>Klasse um eine RevPiModIO Verbindung zu verwalten.</td>
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</tr>
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</table>
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<h3 style="background-color:#FFFFFF;color:#FF0000">
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@@ -828,7 +828,16 @@ Statuscode:
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<hr /><hr />
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<a NAME="RevPiSlave" ID="RevPiSlave"></a>
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<h2 style="background-color:#FFFFFF;color:#0000FF">RevPiSlave</h2>
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<p>
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RevPi PLC-Server.
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</p><p>
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Diese Klasste stellt den RevPi PLC-Server zur verfuegung und akzeptiert
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neue Verbindungen. Dieser werden dann als RevPiSlaveDev abgebildet.
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</p><p>
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Ueber die angegebenen ACLs koennen Zugriffsbeschraenkungen vergeben werden.
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</p><p>
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</p>
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<h3 style="background-color:#FFFFFF;color:#FF0000">
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Derived from</h3>
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Thread
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@@ -901,7 +910,14 @@ Beendet Slaveausfuehrung.
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<hr /><hr />
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<a NAME="RevPiSlaveDev" ID="RevPiSlaveDev"></a>
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<h2 style="background-color:#FFFFFF;color:#0000FF">RevPiSlaveDev</h2>
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<p>
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Klasse um eine RevPiModIO Verbindung zu verwalten.
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</p><p>
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Diese Klasste stellt die Funktionen zur Verfuegung um Daten ueber das
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Netzwerk mit dem Prozessabbild auszutauschen.
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</p><p>
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</p>
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<h3 style="background-color:#FFFFFF;color:#FF0000">
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Derived from</h3>
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Thread
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@@ -937,7 +953,7 @@ Static Methods</h3>
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<a NAME="RevPiSlaveDev.__init__" ID="RevPiSlaveDev.__init__"></a>
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<h3 style="background-color:#FFFFFF;color:#FF0000">
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RevPiSlaveDev (Constructor)</h3>
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<b>RevPiSlaveDev</b>(<i>devcon, deadtime, acl</i>)
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<b>RevPiSlaveDev</b>(<i>devcon, acl</i>)
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<p>
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Init RevPiSlaveDev-Class.
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</p><dl>
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@@ -67,7 +67,7 @@ revpipyload.RevPiSlave.stop?4()
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revpipyload.RevPiSlave?1(acl, port=55234)
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revpipyload.RevPiSlaveDev.run?4()
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revpipyload.RevPiSlaveDev.stop?4()
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revpipyload.RevPiSlaveDev?1(devcon, deadtime, acl)
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revpipyload.RevPiSlaveDev?1(devcon, acl)
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revpipyload._ipmatch?5(ipaddress, dict_acl)
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revpipyload._zeroprocimg?5()
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revpipyload.configrsc?7
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@@ -467,12 +467,20 @@ class RevPiPlc(Thread):
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class RevPiSlave(Thread):
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"""RevPi PLC-Server.
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Diese Klasste stellt den RevPi PLC-Server zur verfuegung und akzeptiert
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neue Verbindungen. Dieser werden dann als RevPiSlaveDev abgebildet.
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Ueber die angegebenen ACLs koennen Zugriffsbeschraenkungen vergeben werden.
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"""
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def __init__(self, acl, port=55234):
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"""Instantiiert RevPiSlave-Klasse.
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@param acl Stringliste mit Leerstellen getrennt
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@param port Listen Port fuer plc Slaveserver"""
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super().__init__()
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self.deadtime = 0.5
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self._evt_exit = Event()
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self.exitcode = None
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self._port = port
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@@ -531,7 +539,7 @@ class RevPiSlave(Thread):
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)
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else:
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# Thread starten
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th = RevPiSlaveDev(tup_sock, self.deadtime, aclstatus)
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th = RevPiSlaveDev(tup_sock, aclstatus)
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th.start()
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self._th_dev.append(th)
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@@ -558,14 +566,24 @@ class RevPiSlave(Thread):
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self._evt_exit.set()
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if self.so is not None:
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self.so.shutdown(socket.SHUT_RDWR)
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try:
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self.so.shutdown(socket.SHUT_RDWR)
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except:
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pass
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proginit.logger.debug("leave RevPiSlave.stop()")
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class RevPiSlaveDev(Thread):
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def __init__(self, devcon, deadtime, acl):
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"""Klasse um eine RevPiModIO Verbindung zu verwalten.
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Diese Klasste stellt die Funktionen zur Verfuegung um Daten ueber das
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Netzwerk mit dem Prozessabbild auszutauschen.
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"""
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def __init__(self, devcon, acl):
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"""Init RevPiSlaveDev-Class.
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@param devcon Tuple der Verbindung
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@@ -576,7 +594,7 @@ class RevPiSlaveDev(Thread):
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super().__init__()
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self._acl = acl
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self.daemon = True
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self._deadtime = deadtime
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self._deadtime = None
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self._devcon, self._addr = devcon
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self._evt_exit = Event()
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@@ -589,11 +607,6 @@ class RevPiSlaveDev(Thread):
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self._addr, self._acl)
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)
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# CMDs anhand ACL aufbauen
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msgcli = [b'DA', b'PI', b'\x06\x16']
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if self._acl == 1:
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msgcli.append(b'SD')
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# Prozessabbild öffnen
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fh_proc = open(procimg, "r+b", 0)
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@@ -615,16 +628,8 @@ class RevPiSlaveDev(Thread):
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)
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break
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# CMD prüfen
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cmd = netcmd[1:3]
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if cmd not in msgcli:
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break
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if cmd == b'\x06\x16':
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# Just sync
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pass
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elif cmd == b'DA':
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if cmd == b'DA':
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# Processabbild übertragen
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# bCMiiii00000000b = 16
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@@ -638,8 +643,8 @@ class RevPiSlaveDev(Thread):
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proginit.logger.error("error while send read data")
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break
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elif cmd == b'SD':
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# Ausgänge empfangen
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elif cmd == b'SD' and self._acl == 1:
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# Ausgänge empfangen, wenn acl es erlaubt
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# bCMiiii00000000b = 16
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position = int.from_bytes(netcmd[3:5], byteorder="little")
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@@ -662,6 +667,22 @@ class RevPiSlaveDev(Thread):
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# Record seperator character
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self._devcon.send(b'\x1e')
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elif cmd == b'\x06\x16':
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# Just sync
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self._devcon.send(b'\x06\x16')
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elif cmd == b'CF':
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# Socket konfigurieren
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# bCMii0000000000b = 16
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timeoutms = int.from_bytes(netcmd[3:5], byteorder="little")
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self._deadtime = timeoutms / 1000
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self._devcon.settimeout(self._deadtime)
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# Record seperator character
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self._devcon.send(b'\x1e')
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elif cmd == b'PI':
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# piCtory Konfiguration senden
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proginit.logger.debug(
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@@ -680,14 +701,20 @@ class RevPiSlaveDev(Thread):
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self._devcon.send(b'\x04')
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continue
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else:
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# Kein gültiges CMD gefunden, abbruch!
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break
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# Verarbeitungszeit prüfen
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comtime = default_timer() - ot
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if comtime > self._deadtime:
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proginit.logger.warning(
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"runtime more than {} ms: {}".format(
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int(self._deadtime * 1000), int(comtime * 1000)
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if self._deadtime is not None:
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comtime = default_timer() - ot
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if comtime > self._deadtime:
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proginit.logger.warning(
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"runtime more than {} ms: {}!".format(
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int(self._deadtime * 1000), comtime
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)
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)
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)
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# TODO: Soll ein Fehler ausgelöst werden?
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fh_proc.close()
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self._devcon.close()
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