hi , i have a python script (.py) which i can execute in node-red easily. but i need to pass a json string to my python script as an input. in another word the python script which is on my local drive should read the input from json string in node red and then print the result in message payload. h…

In addition to what Colin explained, you have to handle the arguments passed on to the script correctly. (You might already have handled this) I use argparse in my python scripts. Like this as example: import argparse # construct the argument parse and parse the arguments ap = argparse.ArgumentP…

Passing an input to exec node which execute a python script

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Colin 13 December 2018 16:06 2

Please see this FAQ entry for how to share your flow. You can edit your previous post to correct it so that it becomes importable.
In the meantime you can append the payload to the command in the exec node so you can pass the string to your script if that is what you mean. If that isn't what you mean then please explain further.

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Passing an input to exec node which execute a python script

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