Create app.py
Browse files
app.py
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import streamlit as st
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from streamlit_chat import message
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from streamlit_extras.colored_header import colored_header
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from streamlit_extras.add_vertical_space import add_vertical_space
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from streamlit_mic_recorder import speech_to_text
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from model_pipeline import ModelPipeLine
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from gtts import gTTS
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from io import BytesIO
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mdl = ModelPipeLine()
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final_chain = mdl.create_final_chain()
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st.set_page_config(page_title="PeacePal")
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st.title('Omdena HYD: Mental Health counselor 🌱')
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## generated stores AI generated responses
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if 'generated' not in st.session_state:
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st.session_state['generated'] = ["I'm your Mental health Assistant, How may I help you?"]
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## past stores User's questions
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if 'past' not in st.session_state:
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st.session_state['past'] = ['Hi!']
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# Layout of input/response containers
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colored_header(label='', description='', color_name='blue-30')
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response_container = st.container()
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input_container = st.container()
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# User input
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## Function for taking user provided prompt as input
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def get_text():
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input_text = st.text_input("You: ", "", key="input")
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return input_text
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def generate_response(prompt):
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response = mdl.call_conversational_rag(prompt,final_chain)
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return response['answer']
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def text_to_speech(text):
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# Use gTTS to convert text to speech
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tts = gTTS(text=text, lang='en')
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# Save the speech as bytes in memory
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fp = BytesIO()
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tts.write_to_fp(fp)
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return fp
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def speech_recognition_callback():
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# Ensure that speech output is available
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if st.session_state.my_stt_output is None:
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st.session_state.p01_error_message = "Please record your response again."
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return
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# Clear any previous error messages
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st.session_state.p01_error_message = None
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# Store the speech output in the session state
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st.session_state.speech_input = st.session_state.my_stt_output
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## Applying the user input box
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with input_container:
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# Add a radio button to choose input mode
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input_mode = st.radio("Select input mode:", ["Text", "Speech"])
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if input_mode == "Speech":
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# Use the speech_to_text function to capture speech input
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speech_input = speech_to_text(
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key='my_stt',
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callback=speech_recognition_callback
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)
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# Check if speech input is available
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if 'speech_input' in st.session_state and st.session_state.speech_input:
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# Display the speech input
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st.text(f"Speech Input: {st.session_state.speech_input}")
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# Process the speech input as a query
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query = st.session_state.speech_input
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with st.spinner("processing....."):
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response = generate_response(query)
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st.session_state.past.append(query)
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st.session_state.generated.append(response)
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# Convert the response to speech
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speech_fp = text_to_speech(response)
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# Play the speech
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st.audio(speech_fp, format='audio/mp3')
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else:
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# Add a text input field for query
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query = st.text_input("Query: ", key="input")
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# Process the query if it's not empty
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if query:
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with st.spinner("typing....."):
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response = generate_response(query)
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st.session_state.past.append(query)
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st.session_state.generated.append(response)
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# Convert the response to speech
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speech_fp = text_to_speech(response)
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# Play the speech
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st.audio(speech_fp, format='audio/mp3')
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## Conditional display of AI generated responses as a function of user provided prompts
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with response_container:
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if st.session_state['generated']:
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for i in range(len(st.session_state['generated'])):
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message(st.session_state['past'][i], is_user=True, key=str(i) + '_user')
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message(st.session_state["generated"][i], key=str(i))
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