Added version printout at script startup

.env

@@ -9,7 +9,7 @@ OPENDTU_ADDR=<ADDRESS OF OPENDTU>   # address of opendtu (format: http(s)://<IP-
 OPENDTU_USER=<OPENDTU USER>         # username for opendtu auth
 OPENDTU_PWD=<OPENDTU PWD>           # password for opendtu auth
 OPENDTU_INVERTER_SN=<SERIAL NR>     # serial number of the inverter to control
-LIMIT_CORRECTION_FACTOR=2           # correction factor for limit setting (e.g.: when only 2 strings of 4 are connected, you always need to set 2x the power), default: 2
+LIMIT_CORRECTION_FACTOR=2           # correction factor for limit setting (e.g.: when only 2 strings of 4 are connected, you always need to set 2x the power), default: 1.0
 LIMIT_UPDATE_INTERVAL=5             # interval in which the limit shall be updated, default: 5 [sec]
 DRY_RUN=0                           # if the limit shall be set or not; default: 1 (0: False, 1: True)
 POWER_TARGET=15                     # the target power consumption of the house, default: 50 [Watts]
@@ -17,5 +17,4 @@ POWER_TARGET_MIN=0                  # minimum percentage for the inverter output
 POWER_TARGET_MAX=100                # maximum percentage for the inverter output limit, default: 100.0 [%]
 POWER_DAMPING_FACTOR=0.7            # damping factor for changes of the inverter output limit (between 0-1), default: 0.3
 POWER_LIMIT_CHANGE_TRESHOLD=0.3     # set a treshold for the api calls: they will not be executed if the new limit isn't that much higher, default: 0.5 
-POWER_LIMIT_TYPE=1                  # the power limit type; DON'T CHANGE if you don't know what you're doing, default: 1 (see https://github.com/tbnobody/OpenDTU/discussions/742)
 PYTHONUNBUFFERED=1                  # for use in docker images (for fast logs, ...)

README.md

@@ -6,7 +6,7 @@ Enforce a zero export (or whatever consumption you like) policy with an OpenDTU-
 ## Configuring and usage
 
 
-### Docker
+### docker-compose
 
 To run it using docker, try the `docker-compose.yaml` file present in this repository. You will need the .env file too for that reasons, so the easiest thing is to just run the following commands:
 
@@ -17,7 +17,7 @@ docker-compose up -d && docker-compose logs -f
 ```
 
 
-### Bare-bone
+### barebone
 
 The script can be configured using the .env file where you can adjust it (hopefully perfect) to your needs. After that, just run the script:
 
@@ -33,7 +33,7 @@ Please note: the .env file needs to be in the same folder or any other folder hi
 To update, simply use `git pull` to pull the latest changes. Afterwards, you need to restart your script (with docker, just use `docker-compose up -d --force-recreate`).
 
 
-## Building docker
+## Building the docker image
 
 To build the image for docker, simply use the following commands:
 

solarcontrol.py

@@ -45,9 +45,12 @@ power_target_min = float(os.getenv('POWER_TARGET_MIN', 0))
 power_target_max = float(os.getenv('POWER_TARGET_MAX', 100))
 power_damping_factor = float(os.getenv('POWER_DAMPING_FACTOR', 0.3))
 power_limit_change_treshold = float(os.getenv('POWER_LIMIT_CHANGE_TRESHOLD', 0.5))
-power_limit_type = int(os.getenv('POWER_LIMIT_TYPE', 1))
 dry_run = bool(int(os.getenv('DRY_RUN', 1)))
 
+# set other important variables
+power_limit_type = 1  # only set the limit temporary to avoid memory damage; see also: https://github.com/tbnobody/OpenDTU/discussions/742
+version = "v1.0"  # the version number
+
 # some checks for the correctness of supplied data
 if power_target_min < 0: power_target_min = 0
 if power_target_max > 100: power_target_max = 100
@@ -55,13 +58,16 @@ if power_damping_factor < 0: power_damping_factor = 0.0
 if power_damping_factor > 1: power_damping_factor = 1.0
 
 
+print(f"{bcolors.OKCYAN}Welcome to {bcolors.ENDC}{bcolors.OKBLUE}{bcolors.BOLD}SolarControl{bcolors.ENDC}{bcolors.OKCYAN} ({version})!{bcolors.ENDC}")
+
+
 # create the powers dict (containing the current use) and data variables (for thread sharing)
 powers_raw = {"solar": 0, "solar_ts": 0, "house": 0, "house_ts": 0}
 powers = {"total": None, "total_house": None, "total_solar": None, "timestamp": 0}
 
 # define mqtt callbacks
 def on_connect(client, userdata, flags, reason_code, properties):
-    print(f"{bcolors.OKGREEN}Connected with result code {bcolors.ENDC}{reason_code}")
+    print(f"{bcolors.OKGREEN}Connected to the MQTT broker ({mq_broker}:{mq_port}) with result code {bcolors.ENDC}{reason_code}{bcolors.OKGREEN}.{bcolors.ENDC}")
     client.subscribe("lge320/#")
     client.subscribe("solar/ac/#")
 def on_message(client, userdata, msg):
@@ -83,6 +89,7 @@ mqttc.connect(mq_broker, mq_port, 60)
 
 mqttc.loop_start()
 
+
 def threaded_current_power_calculation():
     while True:
         last_powers = powers_raw.copy()