created app.py for the first time

first time creating an app api on Space following instructions from
https://learn.deeplearning.ai/courses/open-source-models-hugging-face/lesson/15/deployment

app.py

@@ -0,0 +1,13 @@
+import os
+import gradio as gr
+from transformers import pipeline
+pipe = pipeline("image-to-text",
+                model="Salesforce/blip-image-captioning-base")
+def launch(input):
+    out = pipe(input)
+    return out[0]['generated_text']
+
+iface = gr.Interface(launch,
+                     inputs=gr.Image(type='pil'),
+                     outputs="text")
+iface.launch()#share=True)#,server_port=int(os.environ['PORT1']))