app.py

import os
import copy
import torch
import gradio
import gradio as gr
from PIL import Image
import torch.nn as nn
from torchvision import transforms, models
device = torch.device('cuda' if torch.cuda.is_available()  else 'cpu')

os.system("wget https://www.dropbox.com/s/3us120bz5lhoh0t/model_best.pt?dl=0")

model = models.resnet50(pretrained=True)
num_ftrs = model.fc.in_features
# Here the size of each output sample is set to 2.
# Alternatively, it can be generalized to nn.Linear(num_ftrs, len(class_names)).
model.fc = nn.Linear(num_ftrs, 7)

model.load_state_dict(torch.load("./model_best.pt?dl=0", map_location=device))

# img  = Image.open(path).convert('RGB')
# from torchvision import transforms

transforms2 =  transforms.Compose([
        transforms.Resize(224),
        transforms.ToTensor(),
        transforms.Normalize([0.485, 0.456, 0.406], [0.229, 0.224, 0.225])
    ])

# img = transforms(img)
# img = img.unsqueeze(0)
model.eval()

labels = ["Bacterialblight",
"Blast",
"Brownspot",
"Healthy",
"Hispa",
"LeafBlast",
"Tungro"]
# with torch.no_grad():
#   # preds = 
#   preds = model(img)
#   score, indices = torch.max(preds, 1)

def recognize_digit(image):
    image = transforms2(image)
    image = image.unsqueeze(0)
    # image = image.unsqueeze(0)
    # image = image.reshape(1, -1)
    # with torch.no_grad():
    # preds = 
    # img = image.reshape((-1, 3, 256, 256))
    preds = model(image).flatten()
      # prediction = model.predict(image).tolist()[0]
    # score, indices = torch.max(preds, 1)
    # return {str(indices.item())}
    return {labels[i]: float(preds[i]) for i in range(7)}


im = gradio.inputs.Image(
    shape=(224, 224), image_mode="RGB", type="pil")

iface = gr.Interface(
    recognize_digit,
    im,
    gradio.outputs.Label(num_top_classes=3),
    live=True,
    #interpretation="default",
    # examples=[["images/cheetah1.jpg"], ["images/lion.jpg"]],
    capture_session=True,
)

iface.test_launch()
iface.launch()