from transformers import pipeline
import gradio as gr
import random
generator = pipeline('text-generation', model='EleutherAI/gpt-neo-1.3B')
def query(input_sentence,num,start):
    string3=[]
    for i in range(0,num):
       intial="""These are the few examples of converting original sentences into paraphrased sentences.\n original: The gray clouds were a warning of an approaching storm.\n paraphrase: The coming storm was foretold by the dark clouds.\n original: Giraffes like Acacia leaves and hay, and they can consume 75 pounds of food a day.\n paraphrase: A giraffe can eat up to 75 pounds of Acacia leaves and hay daily.\n """
       full_input=intial+"original:"+input_sentence + "\n paraphrase:"+start
       string1=generator(full_input, do_sample=True,max_length= len(full_input.split())+70,min_length=len(full_input.split())+70,temperature=0.65+i*0.05+0.01*random.uniform(1, 10))[0]['generated_text']
       string2=string1.split('paraphrase:',3)[-1]
       string3.append(string2.split('.',1)[0]+".")
    return '\n\n'.join([i for i in string3[0:]])
title = "Paraphrasing"
description = "Gradio Demo for Paraphrasing with GPT-NEO. Simply add one line sentence in the Input. It is possible to control the start of output paraphrased sentences using optional Starting Point Input."
gr.Interface(fn=query, inputs=[gr.inputs.Textbox(lines=4, label="Input Text (Single Sentence)"),gr.inputs.Slider( minimum=1, maximum=5, step=1, default=2, label="Numbers of Outputs"),gr.inputs.Textbox(lines=1, label="Starting Point (optional)")],outputs=["text"],title=title,description=description,enable_queue=True).launch()