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  1. app.py +2 -146
app.py CHANGED
@@ -1,147 +1,3 @@
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- import io
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- import random
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- from typing import List, Tuple
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- import aiohttp
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- import panel as pn
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- from PIL import Image
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- from transformers import CLIPModel, CLIPProcessor
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-
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- pn.extension(design="bootstrap", sizing_mode="stretch_width")
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-
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- ICON_URLS = {
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- "brand-github": "https://github.com/holoviz/panel",
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- "brand-twitter": "https://twitter.com/Panel_Org",
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- "brand-linkedin": "https://www.linkedin.com/company/panel-org",
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- "message-circle": "https://discourse.holoviz.org/",
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- "brand-discord": "https://discord.gg/AXRHnJU6sP",
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- }
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-
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-
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- async def random_url(_):
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- pet = random.choice(["cat", "dog"])
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- api_url = f"https://api.the{pet}api.com/v1/images/search"
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- async with aiohttp.ClientSession() as session:
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- async with session.get(api_url) as resp:
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- return (await resp.json())[0]["url"]
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-
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-
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- @pn.cache
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- def load_processor_model(
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- processor_name: str, model_name: str
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- ) -> Tuple[CLIPProcessor, CLIPModel]:
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- processor = CLIPProcessor.from_pretrained(processor_name)
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- model = CLIPModel.from_pretrained(model_name)
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- return processor, model
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-
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-
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- async def open_image_url(image_url: str) -> Image:
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- async with aiohttp.ClientSession() as session:
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- async with session.get(image_url) as resp:
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- return Image.open(io.BytesIO(await resp.read()))
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-
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-
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- def get_similarity_scores(class_items: List[str], image: Image) -> List[float]:
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- processor, model = load_processor_model(
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- "openai/clip-vit-base-patch32", "openai/clip-vit-base-patch32"
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- )
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- inputs = processor(
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- text=class_items,
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- images=[image],
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- return_tensors="pt", # pytorch tensors
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- )
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- outputs = model(**inputs)
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- logits_per_image = outputs.logits_per_image
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- class_likelihoods = logits_per_image.softmax(dim=1).detach().numpy()
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- return class_likelihoods[0]
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-
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-
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- async def process_inputs(class_names: List[str], image_url: str):
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- """
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- High level function that takes in the user inputs and returns the
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- classification results as panel objects.
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- """
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- try:
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- main.disabled = True
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- if not image_url:
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- yield "##### ⚠️ Provide an image URL"
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- return
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-
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- yield "##### βš™ Fetching image and running model..."
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- try:
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- pil_img = await open_image_url(image_url)
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- img = pn.pane.Image(pil_img, height=400, align="center")
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- except Exception as e:
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- yield f"##### πŸ˜” Something went wrong, please try a different URL!"
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- return
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-
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- class_items = class_names.split(",")
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- class_likelihoods = get_similarity_scores(class_items, pil_img)
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-
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- # build the results column
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- results = pn.Column("##### πŸŽ‰ Here are the results!", img)
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-
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- for class_item, class_likelihood in zip(class_items, class_likelihoods):
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- row_label = pn.widgets.StaticText(
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- name=class_item.strip(), value=f"{class_likelihood:.2%}", align="center"
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- )
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- row_bar = pn.indicators.Progress(
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- value=int(class_likelihood * 100),
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- sizing_mode="stretch_width",
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- bar_color="secondary",
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- margin=(0, 10),
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- design=pn.theme.Material,
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- )
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- results.append(pn.Column(row_label, row_bar))
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- yield results
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- finally:
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- main.disabled = False
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-
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-
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- # create widgets
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- randomize_url = pn.widgets.Button(name="Randomize URL", align="end")
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-
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- image_url = pn.widgets.TextInput(
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- name="Image URL to classify",
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- value=pn.bind(random_url, randomize_url),
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- )
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- class_names = pn.widgets.TextInput(
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- name="Comma separated class names",
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- placeholder="Enter possible class names, e.g. cat, dog",
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- value="cat, dog, parrot",
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- )
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-
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- input_widgets = pn.Column(
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- "##### 😊 Click randomize or paste a URL to start classifying!",
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- pn.Row(image_url, randomize_url),
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- class_names,
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- )
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-
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- # add interactivity
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- interactive_result = pn.panel(
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- pn.bind(process_inputs, image_url=image_url, class_names=class_names),
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- height=600,
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- )
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-
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- # add footer
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- footer_row = pn.Row(pn.Spacer(), align="center")
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- for icon, url in ICON_URLS.items():
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- href_button = pn.widgets.Button(icon=icon, width=35, height=35)
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- href_button.js_on_click(code=f"window.open('{url}')")
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- footer_row.append(href_button)
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- footer_row.append(pn.Spacer())
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-
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- # create dashboard
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- main = pn.WidgetBox(
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- input_widgets,
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- interactive_result,
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- footer_row,
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- )
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-
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- title = "Panel Demo - Image Classification"
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- pn.template.BootstrapTemplate(
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- title=title,
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- main=main,
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- main_max_width="min(50%, 698px)",
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- header_background="#F08080",
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- ).servable(title=title)
 
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+ import gradio as gr
 
 
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+ gr.load("models/microsoft/Llama2-7b-WhoIsHarryPotter").launch()