Upload 4 files

Lang_chain.py

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+from langchain_google_genai import ChatGoogleGenerativeAI
+from dotenv import load_dotenv
+import os
+load_dotenv()
+api_key=os.getenv("GOOGLE_API_KEY")
+model="gemini-2.5-flash"
+def hello_langchain(prompt, history):
+    llm = ChatGoogleGenerativeAI(api_key=api_key, model=model)
+    response = llm.invoke(prompt)
+    return response.content
+
+if __name__=="__main__":
+    print(hello_langchain("Hello"))

app.py

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+import gradio as gr
+from Lang_chain import hello_langchain
+import json
+import os
+
+# Load branding info
+branding_path = os.path.join(os.path.dirname(__file__), 'branding.json')
+with open(os.path.abspath(branding_path), "r") as f:
+    brand_info = json.load(f)["brand"]
+
+# Create the Gradio interface
+with gr.Blocks(title=brand_info["organizationName"]) as demo:
+    # Branding logo at top
+    gr.HTML(f'''
+        <div style="display: flex; justify-content: center; margin-bottom: 20px;">
+            <img src="{brand_info["logo"]["title"]}" alt="{brand_info["organizationName"]} Logo" style="height: 100px;">
+        </div>
+    ''')
+
+    # Chat interface
+    gr.ChatInterface(
+    fn= hello_langchain,
+    title=brand_info["organizationName"],
+    description=brand_info["slogan"],
+    examples=[
+        ["What is AI?"],
+        ["Can you explain machine learning!"],
+        ["How does a neural network work?"],
+        ["What is natural language processing?"],
+        ["Tell me about computer vision."]
+    ],
+    chatbot=gr.Chatbot(type="messages"),
+    type="messages"  # <== This line silences the warning
+)
+
+
+
+# Optional if running via `python ui.py`
+demo.launch()

branding.json

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+{
+    "brand":
+    {
+        "organizationName": "HERE AND NOW AI",
+        "website": "https://hereandnowai.com",
+        "email": "[email protected]",
+        "mobile": "+91 996 296 1000",
+        "slogan": "designed with passion for innovation",
+        "colors": {"primary": "#FFDF00", "secondary": "#004040"},
+        "logo":
+            {
+                "title": "https://raw.githubusercontent.com/hereandnowai/images/refs/heads/main/logos/logo-of-here-and-now-ai.png",
+                "favicon": "https://raw.githubusercontent.com/hereandnowai/images/refs/heads/main/logos/favicon-logo-with-name.png"}, "chatbot": {"avatar": "https://raw.githubusercontent.com/hereandnowai/images/refs/heads/main/logos/caramel.jpeg", "face": "https://raw.githubusercontent.com/hereandnowai/images/refs/heads/main/logos/caramel-face.jpeg"
+            },
+        
+        "socialMedia":
+            {
+                "blog": "https://hereandnowai.com/blog",
+                "linkedin": "https://www.linkedin.com/company/hereandnowai/",
+                "instagram": "https://instagram.com/hereandnow_ai",
+                "github": "https://github.com/hereandnowai",
+                "x": "https://x.com/hereandnow_ai",
+                "youtube": "https://youtube.com/@hereandnow_ai"
+            }
+    }
+}

requirements.txt

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+gradio
+langchain
+langchain-google-genai
+dotenv
+