Don't forget to add 2 linse at the start of the script!
import json
import dicttoxml
Op zondag 23 februari 2020 09:16:12 UTC+1 schreef Ton vanN:
>
> Olivier,
>
> 1. Use of JSON/XML
> Why not a database or MQTT? Reason = 'history of System-concept'
> Within my configuration I have a structure in which from various sources a
> set of JSON/XML-files is uploaded to a 'Central server', and all users can
> pick as they like:
> *some* of these files are 'public' and used by external applications for
> remote access to (a piece of) my actual data.
> Obvious then try to fit HP3001 in that structure.
> ;-) Although sure I should modernize (in parallel to the 'production') in
> the direction of MQTT etc.
> 2. 'Misuse' of WeeWX
> My 2 PWSes (WS7000 + TFA_Nexus) have directly related software taking the
> interfaces of the sensors and applying the data for various purposes.
> However, those 2 PWSes have weak elements. In my configuration also an
> amount of other sensors feeding to Domoticz.
> Some of the weaknesses can be remedied by feeding alternative data from
> Domoticz, but the software mentioned above only allows limited 'correction'.
> Therefore the idea to make with help of WeeWX-elements ;-) the '3rd &
> perfect PWS' compiled from the best dataset available in my configuration.
>
> Meanwhile have inserted and tested some 'plugins' in the
> WS3000-readerscript in the vicinity of lines 380 ~ 390, for orientation in
> the following script-segment some existing lines before and aft the
> insertion.
> Result is generation of a JSON-file and an XML-file put in folder /home/pi
> From there an FTP-function (to be choosen by the User) picks the files and
> processes them for further applications, such as the upload to the
> mentioned 'Central Server'.
>
> Geef de code hier op...
> # Read datasets for new_packet
> nberrors = 0
> while nberrors < self.max_tries:
> # Get a stream of raw packets, then convert them
> try:
> read_sensors_command = self.COMMANDS['sensor_values']
> raw_data = self._get_raw_data(read_sensors_command)
> # Convert data sets for new_packet
> if not raw_data: # empty record
> raise IOError("Failed to get any data from the
> station")
> formatted_data = self._raw_to_data(raw_data,
> read_sensors_command)
> logdbg('data: %s' % formatted_data)
> new_packet = self._data_to_wxpacket(formatted_data)
> logdbg('packet: %s' % new_packet)
> # Make JSON-file
> with open('/home/pi/HP3001_data.json', 'w') as outfile:
> json.dump(formatted_data, outfile)
> # Make XML-file
> HP3001_xml = dicttoxml.dicttoxml(new_packet, attr_type=
> False)
> xml_output = open("/home/pi/HP3001_data.xml",'w')
> xml_output.write(HP3001_xml)
> xml_output.close()
> # End of JSON/XML-Compilation
> return new_packet
>
>
>
>
> Op zondag 16 februari 2020 17:48:05 UTC+1 schreef Olivier Guyotot:
>>
>> ok, in fact I am getting very confused by what you are trying to do. Why
>> do you want to mis-use weewx? And why use XML or JSON files, rather than a
>> database?
>> And if the goal is to integrate the WS-3000 with Domoticz, can't this be
>> done directly (by writing a plugin or add-on to Domoticz)?
>>
>
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