Add langflow pipelines integration example

[azdolinski]

Description

This update includes an example of integrating Langflow, a platform for creating and sharing AI workflows. The provided script demonstrates the basic usage for sending requests to the Langflow API server and receiving responses with stream support. It utilizes the ChatInput/ChatOutput elements.

Changes

• Added examples/pipelines/integrations/langflow_pipeline.py. This script is set up using the requests library instead of the dedicated Langflow Python 3 library (langflow).

[devshahofficial]

@azdolinski I tried this out. It doesn't seem to work.

[azdolinski]

@azdolinski I tried this out. It doesn't seem to work.

@devshahofficial This is just an example, and it appears to be functioning well for me. Instead of simply stating that it 'doesn't seem to work,' perhaps you could engage in some basic troubleshooting. I would appreciate your insights on what might be adjusted, modified, or resolved to improve the situation.