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import tweepy as tw | |
import streamlit as st | |
import pandas as pd | |
import torch | |
import numpy as np | |
import re | |
import datetime | |
from pysentimiento.preprocessing import preprocess_tweet | |
from torch.utils.data import TensorDataset, DataLoader, RandomSampler, SequentialSampler | |
from transformers import AutoTokenizer, AutoModelForSequenceClassification,AdamW | |
tokenizer = AutoTokenizer.from_pretrained('JosePezantes/finetuned-robertuito-base-cased-V-P-G') | |
model = AutoModelForSequenceClassification.from_pretrained("JosePezantes/finetuned-robertuito-base-cased-V-P-G") | |
import torch | |
if torch.cuda.is_available(): | |
device = torch.device("cuda") | |
print('I will use the GPU:', torch.cuda.get_device_name(0)) | |
else: | |
print('No GPU available, using the CPU instead.') | |
device = torch.device("cpu") | |
consumer_key = st.secrets["consumer_key"] | |
consumer_secret = st.secrets["consumer_secret"] | |
access_token = st.secrets["access_token"] | |
access_token_secret = st.secrets["access_token_secret"] | |
auth = tw.OAuthHandler(consumer_key, consumer_secret) | |
auth.set_access_token(access_token, access_token_secret) | |
api = tw.API(auth, wait_on_rate_limit=True) | |
def preprocess(text): | |
text=text.lower() | |
# remove hyperlinks | |
text = re.sub(r'https?:\/\/.*[\r\n]*', '', text) | |
text = re.sub(r'http?:\/\/.*[\r\n]*', '', text) | |
#Replace &, <, > with &,<,> respectively | |
text=text.replace(r'&?',r'and') | |
text=text.replace(r'<',r'<') | |
text=text.replace(r'>',r'>') | |
#remove hashtag sign | |
text=re.sub(r"#","",text) | |
#remove mentions | |
text = re.sub(r"(?:\@)\w+", '', text) | |
#remove non ascii chars | |
text=text.encode("ascii",errors="ignore").decode() | |
#remove some puncts (except . ! ?) | |
text=re.sub(r'[:"#$%&\*+,-/:;<=>@\\^_`{|}~]+','',text) | |
text=re.sub(r'[!]+','!',text) | |
text=re.sub(r'[?]+','?',text) | |
text=re.sub(r'[.]+','.',text) | |
text=re.sub(r"'","",text) | |
text=re.sub(r"\(","",text) | |
text=re.sub(r"\)","",text) | |
text=" ".join(text.split()) | |
return text | |
def highlight_survived(s): | |
return ['background-color: red']*len(s) if (s.violencia_política_de_género == 1) else ['background-color: green']*len(s) | |
def color_survived(val): | |
color = 'red' if val=='violencia política de género' else 'white' | |
return f'background-color: {color}' | |
st.set_page_config(layout="wide") | |
st.markdown('<style>body{background-color: Blue;}</style>',unsafe_allow_html=True) | |
#background-color: Blue; | |
colT1,colT2 = st.columns([2,8]) | |
with colT2: | |
#st.title('Analisis de contenido de violencia política de género en Twitter') | |
st.markdown(""" <style> .font { | |
font-size:40px ; font-family: 'Cooper Black'; color: #F15A28; text-align: center;} | |
</style> """, unsafe_allow_html=True) | |
st.markdown('<p class="font">Violencia política de género en Twitter</p>', unsafe_allow_html=True) | |
st.markdown(""" <style> .font1 { | |
font-size:28px ; font-family: 'Times New Roman'; color: #07B6F5; text-align: center;} | |
</style> """, unsafe_allow_html=True) | |
st.markdown('<p class="font1">Modelo de lenguaje utilizando RoBERTuito, para identificar tweets con contenido de violencia política de género </p>', unsafe_allow_html=True) | |
with colT1: | |
st.image("https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSP09HkQ52tAuccb8iFEWs9E4ag0xRVjDSYXHNHSdSIuzERFPxPZ6NQZYnd_WXB2j-kkoQ&usqp=CAU",width=200) | |
st.markdown(""" <style> .font2 { | |
font-size:16px ; font-family: 'Times New Roman'; color: #181618;} | |
</style> """, unsafe_allow_html=True) | |
st.markdown('<p class="font2">La presente herramienta permite ingresar un término o un usuario de twitter para ser analizado. Ademas, permite ingresar un número de tweets para analizar, máximo 50. Seleccione la opción de filtrar por término para analizar lo que publican hacia el término ingresado, el término puede ser su usuario de twitter o sus nombres y apellidos. Seleccione la opción de filtrar por usuario para analizar los tweets publicados por el usuario ingresado. Al dar click en Analizar se presentan los resultados de los datos ingresados en una tabla con su respectiva clasificación.</p>',unsafe_allow_html=True) | |
with open("style.css") as f: | |
st.markdown(f"<style>{f.read()}</style>",unsafe_allow_html=True) | |
def run(): | |
df = pd.DataFrame() | |
showTable = False | |
col,col1,col2 = st.columns([2,3,2]) | |
with col1: | |
myform = st.form(key='Introduzca Texto') | |
search_words = myform.text_input("Introduzca el término o usuario para analizar.") | |
number_of_tweets = myform.number_input('Introduzca número de tweets a analizar, máximo 50.', 0,50,10) | |
filtro=myform.radio("Seleccione la opción para filtrar por término o usuario.",('Término', 'Usuario')) | |
submit_button = myform.form_submit_button(label='Analizar') | |
if submit_button: | |
if (filtro=='Término'): | |
new_search = search_words + " -filter:retweets" | |
tweets =tw.Cursor(api.search_tweets,q=new_search,lang="es",tweet_mode="extended").items(number_of_tweets) | |
elif (filtro=='Usuario'): | |
try: | |
if not search_words.startswith('@'): | |
st.error("Por favor, ingrese un usuario válido, iniciando con @") | |
return | |
tweets = api.user_timeline(screen_name = search_words,tweet_mode="extended",count=number_of_tweets) | |
except tw.errors.NotFound: | |
st.error('"El usuario ingresado no existe. Por favor, ingrese un usuario existente." ⚠️', icon="⚠️") | |
return | |
except tw.errors.Unauthorized: | |
st.error('El usuario ingresado es privado. Por favor, ingrese un usuario público ⚠️', icon="⚠️") | |
return | |
tweet_list = [i.full_text for i in tweets] | |
text= pd.DataFrame(tweet_list) | |
#text[0] = text[0].apply(preprocess) | |
text[0] = text[0].apply(preprocess_tweet) | |
text1=text[0].values | |
indices1=tokenizer.batch_encode_plus(text1.tolist(), | |
max_length=128, | |
add_special_tokens=True, | |
return_attention_mask=True, | |
pad_to_max_length=True, | |
truncation=True) | |
input_ids1=indices1["input_ids"] | |
attention_masks1=indices1["attention_mask"] | |
prediction_inputs1= torch.tensor(input_ids1) | |
prediction_masks1 = torch.tensor(attention_masks1) | |
# Set the batch size. | |
batch_size = 25 | |
# Create the DataLoader. | |
prediction_data1 = TensorDataset(prediction_inputs1, prediction_masks1) | |
prediction_sampler1 = SequentialSampler(prediction_data1) | |
prediction_dataloader1 = DataLoader(prediction_data1, sampler=prediction_sampler1, batch_size=batch_size) | |
print('Predicting labels for {:,} test sentences...'.format(len(prediction_inputs1))) | |
# Put model in evaluation mode | |
model.eval() | |
# Tracking variables | |
predictions = [] | |
# Predict | |
for batch in prediction_dataloader1: | |
batch = tuple(t.to(device) for t in batch) | |
# Unpack the inputs from our dataloader | |
b_input_ids1, b_input_mask1 = batch | |
# Telling the model not to compute or store gradients, saving memory and # speeding up prediction | |
with torch.no_grad(): | |
# Forward pass, calculate logit predictions | |
outputs1 = model(b_input_ids1, token_type_ids=None,attention_mask=b_input_mask1) | |
logits1 = outputs1[0] | |
# Move logits and labels to CPU | |
logits1 = logits1.detach().cpu().numpy() | |
# Store predictions and true labels | |
predictions.append(logits1) | |
flat_predictions = [item for sublist in predictions for item in sublist] | |
flat_predictions = np.argmax(flat_predictions, axis=1).flatten() | |
df = pd.DataFrame(list(zip(tweet_list, flat_predictions)),columns =['Últimos '+ str(number_of_tweets)+' Tweets'+' de '+search_words, 'violencia política de género']) | |
df['violencia política de género']= np.where(df['violencia política de género']== 0, 'no violencia política de género', 'violencia política de género') | |
showTable = True | |
if (showTable): | |
df.index+=1 | |
print(df.index) | |
st.table(df.head(50).style.set_properties(subset=['violencia política de género'], **{'width': '250px'}).applymap(color_survived, subset=['violencia política de género'])) | |
try: | |
run() | |
except KeyError: | |
cole,cole1,cole2 = st.columns([2,3,2]) | |
with cole1: | |
st.error('"No se encontraron tweets publicados con los datos ingresados." ⚠️', icon="⚠️") |