Flask搭建一個(gè)API服務(wù)器的步驟
一、API列表
1. 獲取作品列表
① 獲取手工制作作品列表。
請(qǐng)求格式:
http://api.mculover666.cn:9999/twkk/list/hand_made
返回結(jié)果:
{
goods_num: 3,
goods_item: [
{
goods_id: 1,
goods_name: "goods1",
goods_img_url: "xxx"
},
{
goods_id: 2,
goods_name: "goods1",
goods_img_url: "xxx"
},
{
goods_id: 3,
goods_name: "goods1",
goods_img_url: "xxx"
}
]
}
② 獲取繪畫(huà)作品列表。
請(qǐng)求格式:
http://api.mculover666.cn:9999/twkk/list/drawing
返回結(jié)果:
{
goods_num: 3,
goods_item: [
{
goods_id: 4,
goods_name: "goods1",
goods_img_url: "xxx"
},
{
goods_id: 5,
goods_name: "goods1",
goods_img_url: "xxx"
},
{
goods_id: 6,
goods_name: "goods1",
goods_img_url: "xxx"
}
]
}
③ 獲取證書(shū)列表
請(qǐng)求格式:
http://api.mculover666.cn:9999/twkk/list/certificate
返回結(jié)果:
{
goods_num: 3,
goods_item: [
{
goods_id: 6,
goods_name: "goods1",
goods_img_url: "xxx"
},
{
goods_id: 7,
goods_name: "goods1",
goods_img_url: "xxx"
},
{
goods_id: 8,
goods_name: "goods1",
goods_img_url: "xxx"
}
]
}
二、安裝Flask
打開(kāi)命令行,創(chuàng)建一份python虛擬環(huán)境:
python3 -m venv venv
在當(dāng)前終端激活虛擬環(huán)境:
.\venv\Scripts\Activate.ps1
激活虛擬環(huán)境后,安裝Flask:
pip install Flask
查看安裝結(jié)果:
pip list

編寫(xiě)一個(gè)HelloWorld測(cè)試一下:
from flask import Flask
app = Flask(__name__)
@app.route('/')
def hello_world():
return 'Helloworld'
if __name__ == '__main__':
app.run()

Flask參考教程:https://www.w3cschool.cn/flask/
三、代碼實(shí)現(xiàn)
# 導(dǎo)入Flask類
from flask import Flask, redirect, url_for, render_template
import json
# 使用當(dāng)前模塊的名稱構(gòu)建Flask app
app = Flask(__name__)
# 裝飾器,設(shè)置根目錄url調(diào)用函數(shù)
@app.route('/twkk')
def index():
version = "v1.0.0"
return render_template('index.html', app_version=version)
# 管理員url
@app.route('/twkk/admin')
def hello_admin():
return 'Hello admin'
# 獲取分類列表
@app.route('/twkk/list/<category>', methods=["GET"])
def get_item_list(category):
#讀取json文件內(nèi)容
try:
if category == 'drawing':
with open('drawing.json', 'r') as fp:
json_data = json.load(fp)
res_data = json.dumps(json_data)
return res_data
elif category == 'hand_made':
with open('hand_made.json', 'r') as fp:
json_data = json.load(fp)
res_data = json.dumps(json_data)
return res_data
elif category == 'certificate':
with open('certificate.json', 'r') as fp:
json_data = json.load(fp)
res_data = json.dumps(json_data)
return res_data
except:
return ""
# 運(yùn)行程序
if __name__ == '__main__':
app.run()
四、API測(cè)試
1. 根目錄測(cè)試
/twkk

2. 列表拉取測(cè)試
curl localhost:5000/twkk/list/hand_made

curl localhost:5000/twkk/list/drawing

curl localhost:5000/twkk/list/certificate

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