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import json
from threading import Lock
from inverterd import (
Format,
Client as InverterClient,
InverterError
)
_lock = Lock()
class InverterClientWrapper:
def __init__(self):
self._inverter = None
self._host = None
self._port = None
def init(self, host: str, port: int):
self._host = host
self._port = port
self.create()
def create(self):
self._inverter = InverterClient(host=self._host, port=self._port)
self._inverter.connect()
def exec(self, command: str, arguments: tuple = (), format=Format.JSON):
with _lock:
try:
self._inverter.format(format)
response = self._inverter.exec(command, arguments)
if format == Format.JSON:
response = json.loads(response)
return response
except InverterError as e:
raise e
except Exception as e:
# silently try to reconnect
try:
self.create()
except Exception:
pass
raise e
wrapper_instance = InverterClientWrapper()
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