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import streamlit as st
from transformers import pipeline
import torch
import PyPDF2
from io import BytesIO
st.set_page_config(
page_title="TextSphere",
page_icon="🤖",
layout="wide",
initial_sidebar_state="expanded"
)
st.markdown("""
<style>
.footer {
position: fixed;
bottom: 0;
right: 0;
padding: 10px;
font-size: 16px;
color: #333;
background-color: #f1f1f1;
}
</style>
<div class="footer">
Made with ❤️ by Baibhav Malviya
</div>
""", unsafe_allow_html=True)
@st.cache_resource
def load_models():
try:
text_classification_model = pipeline(
"text-classification",
model="distilbert-base-uncased-finetuned-sst-2-english"
)
question_answering_model = pipeline(
"question-answering",
model="distilbert-base-uncased-distilled-squad"
)
translation_model = pipeline(
"translation",
model="Helsinki-NLP/opus-mt-en-fr"
)
summarization_model = pipeline(
"summarization",
model="facebook/bart-large-cnn"
)
except Exception as e:
raise RuntimeError(f"Failed to load models: {str(e)}")
return text_classification_model, question_answering_model, translation_model, summarization_model
def extract_text_from_pdf(uploaded_pdf):
try:
pdf_reader = PyPDF2.PdfReader(uploaded_pdf)
pdf_text = ""
for page_num in range(len(pdf_reader.pages)):
page = pdf_reader.pages[page_num]
pdf_text += page.extract_text()
return pdf_text
except Exception as e:
st.error(f"Error reading the PDF: {e}")
return None
try:
classification_model, qa_model, translation_model, summarization_model = load_models()
except Exception as e:
st.error(f"An error occurred while loading models: {e}")
st.sidebar.title("AI Solutions")
option = st.sidebar.selectbox(
"Choose a task",
["Question Answering", "Text Classification", "Language Translation", "Text Summarization"]
)
if option == "Question Answering":
st.title("Question Answering")
st.markdown("<h4 style='font-size: 20px;'>- because Google wasn't enough 😉</h4>", unsafe_allow_html=True)
uploaded_pdf = st.file_uploader("Upload a PDF file (optional)", type="pdf")
context_input = st.text_area("Enter context (a paragraph of text, or leave empty if using PDF):")
question = st.text_input("Enter your question:")
if uploaded_pdf:
context_input = extract_text_from_pdf(uploaded_pdf)
if st.button("Get Answer"):
with st.spinner('Getting answer...'):
try:
if context_input and question:
answer = qa_model(question=question, context=context_input)
st.write("Answer:", answer['answer'])
st.balloons()
else:
st.error("Please enter both context and a question.")
except Exception as e:
st.error(f"An error occurred: {e}")
elif option == "Text Classification":
st.title("Text Classification")
st.markdown("<h4 style='font-size: 20px;'>- where machines learn to hate spam as much we do 😅</h4>", unsafe_allow_html=True)
text = st.text_area("Enter text for classification:")
if st.button("Classify Text"):
with st.spinner('Classifying text...'):
try:
classification = classification_model(text)
st.json(classification)
st.balloons()
except Exception as e:
st.error(f"An error occurred: {e}")
elif option == "Language Translation":
st.title("Language Translation (English to Multiple Languages)")
st.markdown("<h4 style='font-size: 20px;'>- when 'translate' is the only button you know 😁</h4>", unsafe_allow_html=True)
target_language = st.selectbox("Choose target language", ["French", "Spanish", "German", "Italian", "Portuguese", "Hindi"])
language_models = {
"French": "Helsinki-NLP/opus-mt-en-fr",
"Spanish": "Helsinki-NLP/opus-mt-en-es",
"German": "Helsinki-NLP/opus-mt-en-de",
"Italian": "Helsinki-NLP/opus-mt-en-it",
"Portuguese": "Helsinki-NLP/opus-mt-en-pt",
"Hindi": "Helsinki-NLP/opus-mt-en-hi"
}
selected_model = language_models.get(target_language)
if selected_model:
translation_model = pipeline("translation", model=selected_model)
text_to_translate = st.text_area(f"Enter text to translate from English to {target_language}:")
if st.button("Translate"):
with st.spinner('Translating text...'):
try:
if text_to_translate:
translated_text = translation_model(text_to_translate)
st.write(f"Translated Text ({target_language}):", translated_text[0]['translation_text'])
st.balloons()
else:
st.error("Please enter text to translate.")
except Exception as e:
st.error(f"An error occurred: {e}")
elif option == "Text Summarization":
st.title("Text Summarization")
st.markdown("<h4 style='font-size: 20px;'>- because who needs to read the whole article, anyway? 🥵</h4>", unsafe_allow_html=True)
uploaded_pdf = st.file_uploader("Upload a PDF file (optional)", type="pdf")
text_to_summarize = st.text_area("Enter text to summarize (or leave empty if using PDF):")
if uploaded_pdf:
text_to_summarize = extract_text_from_pdf(uploaded_pdf)
if st.button("Summarize"):
with st.spinner('Summarizing text...'):
try:
if text_to_summarize:
summary = summarization_model(text_to_summarize, max_length=130, min_length=30, do_sample=False)
st.write("Summary:", summary[0]['summary_text'])
st.balloons()
else:
st.error("Please enter text or upload a PDF for summarization.")
except Exception as e:
st.error(f"An error occurred: {e}")
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