recipe-gen / app.py
OmPrakashSingh1704's picture
Update app.py
101017e verified
raw
history blame
No virus
14.7 kB
import os
import re
import ast
import json
import pickle
import secrets
import random
import datetime
import pandas as pd
from huggingface_hub import login, InferenceClient
from sklearn.metrics.pairwise import cosine_similarity
import streamlit as st
st.set_page_config(layout="wide")
# Load environment token
login(token=os.getenv("TOKEN"))
# Load data from pickled files
with open('cv.pkl', 'rb') as file:
cv = pickle.load(file)
with open('vectors.pkl', 'rb') as file:
vectors = pickle.load(file)
with open('items_dict.pkl', 'rb') as file:
items_dict = pd.DataFrame.from_dict(pickle.load(file))
mode = st.toggle(label="MART")
# Utility functions
def preprocess_text(text):
text = re.sub(r'[^a-zA-Z\s]', '', text)
text = re.sub(r'\s+', ' ', text).strip()
return text.lower()
def get_recommendations(user_description, count_vectorizer, count_matrix):
user_description = preprocess_text(user_description)
user_vector = count_vectorizer.transform([user_description])
cosine_similarities = cosine_similarity(user_vector, count_matrix).flatten()
similar_indices = cosine_similarities.argsort()[::-1]
return similar_indices
def create_detailed_prompt(user_direction, exclusions, serving_size, difficulty):
prompt_template = {
"Quick & Easy": (
"Provide a 'Quick and Easy' recipe for {user_direction} that excludes {exclusions} and has a serving size of {serving_size}. "
"It should require as few ingredients as possible and should be ready in as little time as possible. "
"The steps should be simple, and the ingredients should be commonly found in a household pantry. "
"Provide a detailed ingredient list and step-by-step guide that explains the instructions to prepare in detail."
),
"Intermediate": (
"Provide a classic recipe for {user_direction} that excludes {exclusions} and has a serving size of {serving_size}. "
"The recipe should offer a bit of a cooking challenge but should not require professional skills. "
"The recipe should feature traditional ingredients and techniques that are authentic to its cuisine. "
"Provide a detailed ingredient list and step-by-step guide that explains the instructions to prepare in detail."
),
"Professional": (
"Provide an advanced recipe for {user_direction} that excludes {exclusions} and has a serving size of {serving_size}. "
"The recipe should push the boundaries of culinary arts, integrating unique ingredients, advanced cooking techniques, and innovative presentations. "
"The recipe should be able to be served at a high-end restaurant or would impress at a gourmet food competition. "
"Provide a detailed ingredient list and step-by-step guide that explains the instructions to prepare in detail."
)
}
return prompt_template[difficulty].format(
user_direction=user_direction,
exclusions=exclusions,
serving_size=serving_size
)
def generate_recipe(user_inputs):
with st.spinner('Building the perfect recipe...'):
prompt = create_detailed_prompt(user_inputs['user_direction'], user_inputs['exclusions'],
user_inputs['serving_size'], user_inputs['difficulty'])
functions = [
{
"name": "provide_recipe",
"description": "Provides a detailed recipe strictly adhering to the user input/specifications, especially ingredient exclusions and the recipe difficulty",
"parameters": {
"type": "object",
"properties": {
"name": {"type": "string", "description": "A creative name for the recipe"},
"description": {"type": "string", "description": "a brief one-sentence description of the provided recipe"},
"ingredients": {
"type": "array",
"items": {
"type": "object",
"properties": {"name": {"type": "string", "description": "Quantity and name of the ingredient"}}
}
},
"instructions": {
"type": "array",
"items": {
"type": "object",
"properties": {
"step_number": {"type": "number", "description": "The sequence number of this step"},
"instruction": {"type": "string", "description": "Detailed description of what to do in this step"}
}
}
}
},
"required": ["name", "description", "ingredients", "instructions"]
}
}
]
generate_kwargs = dict(
temperature=0.9,
max_new_tokens=10000,
top_p=0.9,
repetition_penalty=1.0,
do_sample=True,
)
prompt += f"\nPlease format the output in JSON. The JSON should include fields for 'name', 'description', 'ingredients', and 'instructions', with each field structured as described below.\n\n{json.dumps(functions)}"
response = client.text_generation(prompt, **generate_kwargs)
st.session_state.recipe = response
st.session_state.recipe_saved = False
def show_recipe(recipe):
with st.spinner("HANG TIGHT, RECIPE INCOMING..."):
name_and_dis = f'# {recipe["name"]}\n\n{recipe["description"]}\n\n'
ingredients = '## Ingredients:\n'
instructions = '## Instructions:\n'
for instruction in recipe["instructions"]:
instructions += f"{instruction['step_number']}. {instruction['instruction']}\n"
st.write(name_and_dis)
col01, col02 = st.columns(2)
with col01:
cont = st.container(border=True, height=500)
cont.write(ingredients)
for j, i in enumerate(recipe["ingredients"]):
cont.selectbox(i['name'],
options=items_dict.iloc[get_recommendations(i['name'], cv, vectors)]["PRODUCT_NAME"].values,
key=f"selectbox_{j}_{i['name']}{random.random()*100}")
with col02:
cont = st.container(border=True, height=500)
cont.write(instructions)
def clear_inputs():
st.session_state.user_direction = None
st.session_state.exclusions = None
st.session_state.serving_size = 2
st.session_state.selected_difficulty = "Quick & Easy"
st.session_state.recipe = None
def create_safe_filename(recipe_name):
safe_name = recipe_name.lower().replace(" ", "_")
safe_name = re.sub(r"[^a-zA-Z0-9_]", "", safe_name)
safe_name = safe_name[:50] if len(safe_name) > 50 else safe_name
unique_token = secrets.token_hex(8)
return f"{unique_token}_{safe_name}"
def save_recipe():
with st.spinner('WAIT SAVING YOUR DISH...'):
filename = create_safe_filename(recipe["name"])
os.makedirs('data', exist_ok=True)
with open(f'./data/{filename}.pkl', 'wb') as f:
pickle.dump(recipe, f)
st.session_state.recipe_saved = True
def load_saved_recipes_from_pickle(directory_path):
os.makedirs('data', exist_ok=True)
recipes = []
for filename in os.listdir(directory_path):
if filename.endswith('.pkl'):
with open(os.path.join(directory_path, filename), 'rb') as file:
recipe = pickle.load(file)
recipes.append(recipe)
return recipes
# Main UI logic
if not mode:
if 'current_tab' not in st.session_state:
st.session_state.current_tab = 'COOK'
cook, saved = st.tabs(['COOK', 'SAVED'])
if cook:
st.session_state.current_tab = 'COOK'
if saved:
st.session_state.current_tab = 'SAVED'
if st.session_state.current_tab == 'COOK':
with cook:
client = InferenceClient("mistralai/Mixtral-8x7B-Instruct-v0.1")
if 'recipe' not in st.session_state:
st.session_state.recipe = None
if 'recipe_saved' not in st.session_state:
st.session_state.recipe_saved = None
if 'user_direction' not in st.session_state:
st.session_state.user_direction = None
if 'serving_size' not in st.session_state:
st.session_state.serving_size = 2
if 'selected_difficulty' not in st.session_state:
st.session_state.selected_difficulty = "Quick & Easy"
if 'exclusions' not in st.session_state:
st.session_state.exclusions = None
st.title("Let's get cooking")
col1, col2 = st.columns(2)
with col1:
st.session_state.user_direction = st.text_area(
"What do you want to cook? Describe anything - a dish, cuisine, event, or vibe.",
value=st.session_state.user_direction,
placeholder="quick snack, asian style bowl with either noodles or rice, something italian",
)
with col2:
st.session_state.serving_size = st.number_input(
"How many servings would you like to cook?",
min_value=1,
max_value=100,
value=st.session_state.serving_size,
step=1
)
difficulty_dictionary = {
"Quick & Easy": {
"description": "Easy recipes with straightforward instructions. Ideal for beginners or those seeking quick and simple cooking.",
},
"Intermediate": {
"description": "Recipes with some intricate steps that invite a little challenge. Perfect for regular cooks wanting to expand their repertoire with new ingredients and techniques.",
},
"Professional": {
"description": "Complex recipes that demand a high level of skill and precision. Suited for seasoned cooks aspiring to professional-level sophistication and creativity.",
}
}
st.session_state.selected_difficulty = st.radio(
"Choose a difficulty level for your recipe.",
list(difficulty_dictionary.keys()),
index=list(difficulty_dictionary.keys()).index(st.session_state.selected_difficulty),
format_func=lambda x: f"{x}: {difficulty_dictionary[x]['description']}"
)
st.session_state.exclusions = st.text_area(
"Any ingredients you want to exclude?",
value=st.session_state.exclusions,
placeholder="gluten, dairy, nuts, cilantro",
)
fancy_exclusions = ""
if st.session_state.selected_difficulty == "Professional":
exclude_fancy = st.checkbox(
"Exclude cliche professional ingredients? (gold leaf, truffle, edible flowers, microgreens)",
value=True)
if exclude_fancy:
fancy_exclusions = "gold leaf, truffle, edible flowers, microgreens, gold dust"
user_inputs = {
"user_direction": st.session_state.user_direction,
"exclusions": f"{st.session_state.exclusions}, {fancy_exclusions}".strip(", "),
"serving_size": st.session_state.serving_size,
"difficulty": st.session_state.selected_difficulty
}
button_cols_submit = st.columns([1, 1, 4])
with button_cols_submit[0]:
st.button(label='Submit', on_click=generate_recipe, kwargs=dict(user_inputs=user_inputs), type="primary",
use_container_width=True)
with button_cols_submit[1]:
st.button(label='Reset', on_click=clear_inputs, type="secondary", use_container_width=True)
with button_cols_submit[2]:
st.empty()
if st.session_state.recipe is not None:
st.divider()
recipe = json.loads(st.session_state.recipe)
if not st.session_state.recipe_saved:
show_recipe(recipe)
recipe['timestamp'] = str(datetime.datetime.now())
disable_button = st.session_state.recipe_saved
button_cols_save = st.columns([1, 1, 4])
with button_cols_save[0]:
st.button("Save Recipe", on_click=save_recipe, disabled=disable_button, type="primary")
with button_cols_save[1]:
st.empty()
with button_cols_save[2]:
st.empty()
if st.session_state.recipe_saved:
st.success("Recipe Saved!")
elif st.session_state.current_tab == 'SAVED':
with saved:
st.title("Saved Recipes")
with st.spinner('LOADING YOUR RECIPE...'):
directory_path = 'data'
recipes = load_saved_recipes_from_pickle(directory_path)
cols = st.columns([4, 1])
with cols[1]:
user_sort = st.selectbox("Sort", ('Recent', 'Oldest', 'A-Z', 'Z-A', 'Random'))
if user_sort == 'Recent':
recipes.sort(key=lambda x: x['timestamp'], reverse=True)
elif user_sort == 'Oldest':
recipes.sort(key=lambda x: x['timestamp'])
elif user_sort == 'A-Z':
recipes.sort(key=lambda x: x['name'])
elif user_sort == 'Z-A':
recipes.sort(key=lambda x: x['name'], reverse=True)
elif user_sort == 'Random':
random.shuffle(recipes)
with cols[0]:
user_search = st.selectbox("Search Recipes", [""] + [recipe['name'] for recipe in recipes])
st.write("") # just some space
if user_search:
st.divider()
filtered_recipes = [recipe for recipe in recipes if recipe['name'] == user_search]
if filtered_recipes:
show_recipe(filtered_recipes[0])
else:
st.write("No recipe found.")