ImportError: cannot import name 'is_sequence' from 'tensorflow.python.util.nest' (/Users/nagavardhinigarugu/Downloads/test_ser/.conda/lib/python3.10/site-packages/tensorflow/python/util/nest.py)

TensorFlow General Discussion
,
1

Issue is observed when running a python program.
The versions are as follows
Python 3.10.13
Numpy 1.26.1
tensorflow 2.14.0

3

Hi @Naga_Vardhini_Garugu

Welcome to the TensorFlow Forum!

Please provide some more details on the issue like what code you have tried to run, which system OS you are using and what are the steps you have followed to install tensorflow in your system to understand the issue. Thank you.

5

import nltk
nltk.download(‘punkt’)
from nltk.stem.lancaster import LancasterStemmer
stemmer = LancasterStemmer()

import numpy
import tensorflow as tf
import tflearn
import random
import json
import pickle

from time import sleep

with open(“intents.json”) as file:
data = json.load(file)

try:
with open(“data.pickle”, “rb”) as f:
words, labels, training, output = pickle.load(f)
except:
words =
labels =
docs_x =
docs_y =
for intent in data [“intents”]:
for pattern in intent[“patterns”]:
wrds = nltk.word_tokenize(pattern)
words.extend(wrds)
docs_x.append(wrds)
docs_y.append(intent[“tag”])

    if intent["tag"] not in labels:
        labels.append(intent["tag"])

words = [stemmer.stem(w.lower()) for w in words if w != "?"]
words = sorted(list(set(words)))

labels = sorted(labels)

training = []
output = []

out_empty = [0 for _ in range(len(labels))]

for x, doc in enumerate(docs_x):
    bag = []

    wrds = [stemmer.stem(w) for w in doc]

    for w in words:
        if w in wrds:
            bag.append(1)
        else:
            bag.append(0)


    output_row = out_empty[:]
    output_row[labels.index(docs_y[x])] = 1

    training.append(bag)
    output.append(output_row)


training = numpy.array(training)
output = numpy.array(output)

with open("data.pickle", "wb") as f:
    pickle.dump((words, labels, training, output), f)

tf.reset_default_graph()

net = tflearn.input_data(shape=[None, len(training[0])])
net = tflearn.fully_connected(net, 8)
net = tflearn.fully_connected(net, 8)
net = tflearn.fully_connected(net, len(output[0]), activation = “softmax”)
net = tflearn.regression(net)

model = tflearn.DNN(net)

try:
model.load(“model.tflearn”)
except:
model.fit(training, output, n_epoch=1000, batch_size=8, show_metric=True)
model.save(“model.tflearn”)

def bag_of_words(s, words):
bag = [0 for _ in range(len(words))]

s_words = nltk.word_tokenize(s)
s_words = [stemmer.stem(word.lower()) for word in s_words]

for se in s_words:
    for i, w in enumerate(words):
        if w == se:
            bag[i] = 1
        
return numpy.array(bag)

def process(message):
inp = message
results = model.predict([bag_of_words(inp, words)])[0]
results_index = numpy.argmax(results)
tag = labels[results_index]
if results[results_index] > 0.8:
for tg in data[“intents”]:
if tg[‘tag’] == tag:
responses = tg[‘responses’]
sleep(3)
Bot = random.choice(responses)
return(Bot)
else:
return(“I don’t understand!”)

from flask import Flask, render_template, request
app = Flask(name)

@app.route(‘/’)
def home():
return render_template(“index.html”)

@app.route(“/get”)
def get_bot_reponse():
userText = request.args.get(‘msg’)
return str(process(userText))

if name == “main”:
app.run(debug=True)