Add "Export to python code" functionality

[dhruv-anand-aintech]

Couldn't find this anywhere in the UI. Would be nice to have.

[ibiscp]

In the backend we are not actually generating a python code, we are using the load functions from LangChain.

[ogabrielluiz]

In the UI there are two buttons close to the canvas controls (zoom) and they allow you to export as a JSON to later import in python into a langchain object.

We will improve the visibility of those buttons very soon.

[ogabrielluiz]

We improved the position of the import and export buttons in #49. With that, you can follow the instructions in the README.md to load the exported JSON to python.

It should be something like this:

from langflow import load_flow_from_json

flow = load_flow_from_json("path/to/flow.json")
# Now you can use it like any chain
flow("Hey, have you heard of LangFlow?")

[stale[bot]]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.

[KSVQ]

Although this is not an issue per se, a tool like langflow would actually be useful if it offered a python export. There are instances where a flow code might need to be modified for some custom use. I love the tool though. Thanks 😊