Update app.py

app.py

@@ -1,7 +1,18 @@
 import gradio as gr
 
-def greet(name):
-    return "Hello " + name + "."
+def read_pdf(file_obj):
+    # Here, file_obj is a file object that Gradio passes to the function.
+    # You can read this file object using a PDF reading library, such as PyPDF2 or pdfplumber.
+    # For illustration, replace the following line with your own PDF processing logic.
+    text = "Processed PDF content here"
+    return text
+
+iface = gr.Interface(
+    fn=read_pdf, 
+    inputs=gr.inputs.File(type="file", label="Upload PDF"), 
+    outputs="text",
+    title="PDF Processor",
+    description="Upload a PDF file to process."
+)
 
-iface = gr.Interface(fn=greet, inputs="text", outputs="text")
 iface.launch()