import gradio as gr
from textblob import TextBlob
import PyPDF2

def extract_text_from_pdf(file_path):
    pdf_file_obj = open(file_path, 'rb')
    pdf_reader = PyPDF2.PdfFileReader(pdf_file_obj)
    text = ''
    for page_num in range(pdf_reader.numPages):
        page_obj = pdf_reader.getPage(page_num)
        text += page_obj.extractText()
    pdf_file_obj.close()
    return text

def translate_text(text, dest_lang='en'):
    blob = TextBlob(text)
    translation = blob.translate(to=dest_lang)
    return str(translation)

def translate_pdf(file):
    text = extract_text_from_pdf(file.name)
    translation = translate_text(text)
    return translation

iface = gr.Interface(fn=translate_pdf, inputs='file', outputs='text')
iface.launch()