1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | # -*- coding: utf-8 -*- import os from io import BytesIO from PIL import Image from flask import Flask, make_response,send_file app = Flask(__name__) app.config[ 'SECRET_KEY' ] = 'test' BASE_PATH = os.path.dirname(os.path.abspath(__file__)) def get_image_stream(name): with open (f '{name}.jpg' , 'rb' ) as image_file: image_stream = image_file.read() return image_stream @app .route( '/image/<image_id>' ) def image(image_id): if image_id = = "1" : # 将图片发送到浏览器 return send_file( '1.jpg' , mimetype = 'image/jpeg' ) elif image_id = = "2" : return get_image_stream( 2 ) else : img = Image.new( 'RGB' , ( 200 , 200 ), color = ( 73 , 109 , 137 )) out = BytesIO() img.save(out, 'jpeg' ) out.seek( 0 ) resp = make_response(out) resp.content_type = 'image/jpeg' return resp @app .route( '/<image_id>' ) def index(image_id): return f "<img src='/image/{image_id}'>" if __name__ = = '__main__' : app.run( host = '0.0.0.0' , port = 9181 , debug = True ) |
分类:
python / flask
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