{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "41971c73-6b80-487e-acdc-836991e62c9d",
   "metadata": {},
   "outputs": [],
   "source": [
    "#|default_exp main"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "12171d9b-9822-461a-9c16-3925a275e859",
   "metadata": {},
   "outputs": [],
   "source": [
    "#|export\n",
    "from fastai.vision.all import *\n",
    "import gradio as gr\n",
    "\n",
    "def is_cat(x): return x[0].isupper()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "5f678c6f-a7a8-4da2-845c-2c82f056e890",
   "metadata": {},
   "outputs": [],
   "source": [
    "path = untar_data(URLs.PETS)/'images'"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "9a2dd42f-3fae-4bcf-a7a9-932dedb19684",
   "metadata": {},
   "outputs": [],
   "source": [
    "dls = ImageDataLoaders.from_name_func('.',\n",
    "                                     get_image_files(path), valid_pct=0.2, seed=42,\n",
    "                                     label_func=is_cat,\n",
    "                                     item_tfms=Resize(192))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "09e8e2ad-30eb-45bc-aa4b-9fe5a256287a",
   "metadata": {},
   "outputs": [],
   "source": [
    "learn = vision_learner(dls, resnet18, metrics=error_rate)\n",
    "learn.fine_tune(3)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "b601d058-559a-4246-b4bb-2ad490d826f5",
   "metadata": {},
   "outputs": [],
   "source": [
    "learn.export('model.pkl')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "5b01bcd5-5c99-4531-9f93-70dc32238dc4",
   "metadata": {},
   "outputs": [],
   "source": [
    "#|export\n",
    "learn = load_learner('model.pkl')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "77bd55bf-2d8a-4ca0-bf94-ff9078eb124b",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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   "pygments_lexer": "ipython3",
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