lisaude0512's picture
Update app.py
a648d8f verified
import gradio as gr
from huggingface_hub import InferenceClient
from sentence_transformers import SentenceTransformer
import torch
import numpy as np
import requests
#LLM we are using
client = InferenceClient("HuggingFaceH4/zephyr-7b-beta")
#adding text file
with open("be_a_better_you.txt", "r", encoding="utf-8") as file1, open("journal_prompts.txt", "r", encoding="utf-8") as file2, open("workout.txt", "r", encoding="utf-8") as file3:
wellness_text = file1.read() + "\n" + file2.read() +"\n" + file3.read()
#cleaning up the text
cleaned_text = wellness_text.strip()
chunks = cleaned_text.split("\n")
cleaned_chunks = []
#putting text in chunks
for chunk in chunks:
stripped_chunk = chunk.strip()
if stripped_chunk:
cleaned_chunks.append(stripped_chunk)
#import model for embeddings
model = SentenceTransformer('all-MiniLM-L6-v2')
chunk_embeddings = model.encode(cleaned_chunks, convert_to_tensor=True)
def get_top_chunks(query):
# creating a function taking query as my parameter
query_embedding = model.encode(query, convert_to_tensor=True)
# encode query to vector embedding for comparison
query_embedding_normalized = query_embedding / query_embedding.norm()
# normalize query to 1: allows for comparison of meaning
chunk_embeddings_normalized = chunk_embeddings / chunk_embeddings.norm(dim=1, keepdim=True)
# normalizing chunks for comparison of meaning
similarities = torch.matmul(chunk_embeddings_normalized, query_embedding_normalized)
# using matmul (matrix multiplication) method to compare query to chunks
top_indices = torch.topk(similarities, k=3).indices
# get the indices of the chunks thart are most similar to my query
top_chunks = []
for i in top_indices:
chunk = cleaned_chunks[i]
# for each index number in top_indices, get back the text
top_chunks.append(chunk)
return top_chunks
def get_nutrition_info(food_query):
url = "https://trackapi.nutritionix.com/v2/natural/nutrients"
headers = {
"x-app-id": "5e0843",
"x-app-key": "00948483e0e3540ea8dc5297ad8216d9",
"Content-Type": "application/json"
}
body = {
"query": food_query
}
response = requests.post(url, headers=headers, json=body)
if response.status_code == 200:
data = response.json()
return data
else:
return None
def get_motivational_quote():
url = "https://zenquotes.io/api/random"
response = requests.get(url)
if response.status_code == 200:
quote = response.json()['q'] + " -" + response.json()[0]['a']
return quote
else:
return "Keep going! You're doing great."
def respond(message, history):
messages = [{
"role": "system",
"content": "You are a big sister chatbot named Nessie. You help people feel better in a simple manner. Always reply in 3 sentences or less. Do NOT stop mid-sentence, as you may confuse them even more. When the user is asking for ideas give 5 max, as you don't want to overwhelm them"
}]
# change the personality
context = get_top_chunks(message)
if history:
messages.extend(history)
messages.append({"role": "user", "content": message})
user_context = f"{message}\nInformation: {context}"
messages.append({"role": "user", "content": user_context})
response = ""
for messages in client.chat_completion(
messages,
max_tokens = 200,
stream = True,
):
token = messages.choices[0].delta.content
response+= token
yield response
theme = gr.themes.Soft(
primary_hue="rose",
secondary_hue="zinc",
neutral_hue="pink",
)
with gr.Blocks(theme=theme) as demo:
chatbot = gr.ChatInterface(
fn=respond,
type='messages',
title="Hi! I'm Nessie, your personal wellness assistant. What can I assist you with today?",
examples=[
"Can you help me with my dietary goals? I want to track my calories, macros, and get advice based on myself.",
"Can you help me reach my fitness goals? I would like guidance and recommendations on workouts based on my goals.",
"Can you give me some journal prompts? I want to start journaling to help myself reflect on my goals and have some daily affirmations. "
]
)
#chatbot = gr.ChatInterface(respond, type = 'messages', title= "Hi! I'm Nessie, your personal wellness assistant. What can I assist you with today?",examples=["Can I help you with your dietary goals? I can help you track your calories, macros, and give advice based on personal goals, height, and weight.","Can I help you with your physical health and help you reach your fitness goals? I can give guidance and recommendations for specific workouts based on personal goals.","If you are struggling, I am here. You are so beautiful and so loved! I'm here for whatever you need. "])
demo.launch(debug=True)