Minor fixes

app.py

@@ -11,7 +11,7 @@ from langchain_core.output_parsers import StrOutputParser
 openai_key = st.sidebar.text_input("Enter your OpenAI Key", type="password")
 # Use a pipeline as a high-level helper
 
-pipe = pipeline("image-to-text", model="nlpconnect/vit-gpt2-image-captioning")
+pipe = pipeline("image-to-text", model="Salesforce/blip-image-captioning-base")
 pipe2 = pipeline("text-to-speech", model="facebook/mms-tts-eng")
 output_parser = StrOutputParser()
 

requirements.txt

@@ -2,12 +2,12 @@ streamlit==1.31.1
 pillow==10.2.0
 transformers==4.37.2
 langchain
-langchain-cli 
-langchain-community 
-langchain-core 
-langchain-openai 
-langchainhub 
-langcodes 
+langchain-cli
+langchain-community
+langchain-core
+langchain-openai
+langchainhub
+langcodes
 langserve
-numpy==1.26.4
-tensorflow==2.15.0
+langsmith
+torch==2.2.0