app.py

import streamlit as st
# from img_classification import teachable_machine_classification
# from PIL import Image, ImageOps
import streamlit_authenticator as stauth
import yaml
from yaml.loader import SafeLoader
import datetime
# import configparser
import webbrowser
import openai
from openai.error import InvalidRequestError
import requests
# from diffusers import StableDiffusionPipeline
import torch
import io
from PIL import Image


# authentification
with open('./bla.yaml') as file:
    config = yaml.load(file, Loader=SafeLoader)
authenticator = stauth.Authenticate(
    config['credentials'],
    config['cookie']['name'],
    config['cookie']['key'],
    config['cookie']['expiry_days'],
    config['preauthorized']
)

name, authentication_status, username = authenticator.login('Login', 'main')
if authentication_status:
    authenticator.logout('Logout', 'main')

    # page = st.sidebar.selectbox("探索或预测", ("OpenJourney",
    #     "OpenAI_Dall-E",))

    # if page == "OpenJourney":
    st.title("使用 Huggingface 模型 生成图像")
    st.write("model[link](https://huggingface.co/prompthero/openjourney?text=a+girl+sining+on+a+boat+on+the+river+in+a+forest)")

    # model_id = "prompthero/openjourney"
    # pipe = StableDiffusionPipeline.from_pretrained(model_id, torch_dtype=torch.float16)
    # pipe = pipe.to("cuda")
    # prompt = "retro serie of different cars with different colors and shapes, mdjrny-v4 style"
    # image = pipe(prompt).images[0]
    # image.save("./retro_cars.png")



    prompt1 = st.text_input("Prompt", value="这里输入...")
    # sizz = st.select_slider("大小", options=(['1024x1024', '512x512', '256x256']))
    sizz = st.radio(

    "大小",

    ('prompthero/openjourney-v4','stabilityai/stable-diffusion-2-1','lambdalabs/sd-pokemon-diffusers','nitrosocke/Arcane-Diffusion','trinart_stable_diffusion_v2'))
    # ("大小", options=(['prompthero/openjourney-v4', 'stabilityai/stable-diffusion-2-1', 'lambdalabs/sd-pokemon-diffusers']))
    st.write(sizz)
    # st.write(sizz)
    if st.button("生成"):
        with st.spinner("生成图像..."):

            API_URL = "https://api-inference.huggingface.co/models/"+sizz#prompthero/openjourney-v4"
            headers = {"Authorization": f"Bearer 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"}

            def query(payload):
                response = requests.post(API_URL, headers=headers, json=payload)
                return response.content
            image_bytes = query({
                "inputs": prompt1,
            })
            # print(image_bytes)
            # You can access the image with PIL.Image for example

            image = Image.open(io.BytesIO(image_bytes))
            st.image(image)


            # model_id = "prompthero/openjourney"
            # pipe = StableDiffusionPipeline.from_pretrained(model_id, torch_dtype=torch.float16)
            # pipe = pipe.to("cpu")
            # prompt = prompt1
            # image = pipe(prompt).images[0]
            # st.image(image)
            # image.save("./retro_cars.png")

            # r = requests.post(
            #     "https://api.deepai.org/api/cute-creature-generator",
            #     data={
            #         'text': prompt,
            #     },
            #     headers={'api-key': 'quickstart-QUdJIGlzIGNvbWluZy4uLi4K'}
            # )
            # print(r.json())
            # st.write("图片网址[link]("+r.json()["output_url"]+")")

    # elif page == "OpenAI_Dall-E":
    #     pass
        # st.title("使用 DALL-E 生成图像")
        # st.write("教程[link](https://learndataanalysis.org/source-code-use-ai-to-create-images-with-python-tutorial-for-beginners-openai-dall-e-api/)")
        # def generate_image(prompt, num_image=1, size='512x512', output_format='url'):
        #     """
        #     params:
        #         prompt (str):
        #         num_image (int):
        #         size (str):
        #         output_format (str):
        #     """
        #     try:
        #         images = []
        #         response = openai.Image.create(
        #             prompt=prompt,
        #             n=num_image,
        #             size=size,
        #             response_format=output_format
        #         )
        #         if output_format == 'url':
        #             for image in response['data']:
        #                 images.append(image.url)
        #         elif output_format == 'b64_json':
        #             for image in response['data']:
        #                 images.append(image.b64_json)
        #         return {'created': datetime.datetime.fromtimestamp(response['created']), 'images': images}
        #     except InvalidRequestError as e:
        #         print(e)

        # # config = configparser.ConfigParser() 
        # # config.read('credential.ini')
        # # API_KEY = config['openai']['APIKEY']
        # openai.api_key = st.secrets["OPENAI_KEY"]

        # SIZES = ('1024x1024', '512x512', '256x256')

        # # generate images (url outputs)
        # prompt = st.text_input("Prompt", value="这里输入...")
        # sizz = st.select_slider("大小", options=(['1024x1024', '512x512', '256x256']))
        # # st.write(sizz)
        # if st.button("生成"):
        #     with st.spinner("生成图像..."):
        #         response = generate_image(prompt, num_image=1, size=SIZES[0])
        #         response['created']
        #         images = response['images']
        #         for image in images:
        #             webbrowser.open(image)
        #             st.write("图片网址[link]("+image+")")

        #         ## generate images (byte output)
        #         # response = generate_image('San Francisco and Chicago mixed', num_image=2, size=SIZES[1], output_format='b64_json')
        #         # prefix = 'demo'
        #         # for indx, image in enumerate(response['images']):
        #         #     with open(f'{prefix}_{indx}.jpg', 'wb') as f:
        #         #         f.write(b64decode(image))






elif authentication_status == False:
    st.error('Username/password is incorrect')
elif authentication_status == None:
    st.warning('Please enter your username and password')