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class_pytorch.py
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class_pytorch.py
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import os
from flask import Flask, render_template, request, redirect
import io
from PIL import Image
import uuid
import vision
app = Flask(__name__)
CURRENT_DIR = os.path.dirname(os.path.abspath(__file__))
CACHE_FOLDER = os.path.join(CURRENT_DIR, 'static/')
@app.route('/', methods=['GET', 'POST'])
def upload_file():
if request.method == 'POST':
if 'file' not in request.files:
return redirect(request.url)
file = request.files.get('file')
if not file:
return
# 读取上传的图像
img_bytes = file.read()
image = Image.open(io.BytesIO(img_bytes))
# 获得分类结果
image_result, class_name, class_id = vision.classify_image(image)
# 将图像保存于本地
img_stream = str(uuid.uuid1()) + ".jpg"
cache_name = CACHE_FOLDER + "/" + img_stream
image_result.savefig(cache_name, dpi=300, bbox_inches='tight')
# 传递至模板
return render_template('result.html',
class_id=class_id,
class_name=class_name,
img_name='结果图像保存于/static/' + img_stream)
return render_template('index.html')
if __name__ == '__main__':
# 地址需要是0.0.0.0,保证外机访问
app.run(host="0.0.0.0", debug=True, port=5000)