import os import requests url = f"{os.getenv('LANGFLOW_URL', '')}/api/v1/run/{os.getenv('FLOW_ID', '')}" headers = { "Content-Type": "application/json", "x-api-key": f"{os.getenv('LANGFLOW_API_KEY', '')}", } payload = { "input_value": "what do you see?", "output_type": "chat", "input_type": "text", "tweaks": { "Read-File-1olS3": {"path": ["07e5b864-e367-4f52-b647-a48035ae7e5e/3a290013-fe1e-4d3d-a454-cacae81288f3.pdf"]} }, } response = requests.request("POST", url, headers=headers, json=payload) response.raise_for_status() print(response.text)