Update app.py

app.py

@@ -3,6 +3,8 @@ from langchain_openai import ChatOpenAI
 import os
 from langchain_core.prompts import ChatPromptTemplate
 
+os.environ['OPENAI_API_KEY'] = key
+
 llm = ChatOpenAI(model='gpt-3.5-turbo', temperature=0, max_tokens=150)
 
 st.header("Translation Application")
@@ -25,11 +27,16 @@ prompt = ChatPromptTemplate.from_messages(
 )
 
 
+input_text = st.text_area('Input Text', height=300)
 
 chain = prompt|llm
 
 re = chain.invoke({
-    'il':il, 'ol': ol, 'i': 'i am good'
+    'il':il, 'ol': ol, 'i': input_text
 })
 
-re.content
+if st.button('Submit'):
+    if input_text:
+        st.write(re.content)
+    else:
+        st.write('Please enter correct text to translate.')