add code in app.py

app.py

@@ -0,0 +1,34 @@
+import streamlit as st
+from transformers import pipeline
+
+st.title("AI text-gen Web-app")
+st.write("This is auto-complete/text generation a web-app powered by GPT-neo. GPT-Neo 125M is a transformer model designed using EleutherAI's replication of the GPT-3 architecture. GPT-Neo refers to the class of models, while 125M represents the number of parameters of this particular pre-trained model.")
+
+# instantiate the model / download
+generator = pipeline('text-generation', model='EleutherAI/gpt-neo-125M')
+
+min_length=st.slider(
+  'Specify Min length of the text of want to be generated', 
+  10, 100, 25)
+max_length=st.slider(
+  'Specify Max length of the text of want to be generated', 
+  20, 150, 50)
+
+# create a prompt text for the text generation 
+prompt_text = st.text_input(
+  label = "Enter your prompt text...",
+  value="We live in a society")
+
+
+if(max_length<=min_length):
+  st.error("max_length cannot be less than equal to min_length")
+else:
+  with st.spinner("AI is at Work........"):
+      gpt_text = generator(
+        prompt_text, 
+        min_length=min_length, 
+        max_length=max_length, 
+        do_sample=True)[0]["generated_text"]
+      st.success("GPT neo Successfully generated the below text ")
+      st.balloons()
+      st.write(gpt_text)