python接口开发入门

Posted 2021-05-21 _雪辉_

文章目录

• • 一、postman
  • 二、接口代码

一、postman

  首先介绍一款API调试工具postman。Postman一款非常流行的API调试工具。其实，开发人员用的更多。因为测试人员做接口测试会有更多选择，例如Jmeter、soapUI等。不过，对于开发过程中去调试接口，Postman确实足够的简单方便，而且功能强大。

官方网站：https://www.postman.com/downloads/
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调试接口

二、接口代码

#!/usr/bin/python3
# -*- coding: UTF-8 -*-
import pymysql
import os
import json
import time
import logging
from flask_cors import *
os.environ['NLS_LANG'] = 'SIMPLIFIED CHINESE_CHINA.UTF8'
from flask import Flask,request,jsonify
app = Flask(__name__)

logger = logging.getLogger()
logger.setLevel(logging.DEBUG)
logdate = time.strftime('%Y%m%d%H%M%S', time.localtime(time.time()))
log_path = 'logs/'
log_name = log_path + logdate + '.log'
logfile = log_name
fh = logging.FileHandler(logfile, mode='w')
fh.setLevel(logging.DEBUG)
formatter = logging.Formatter("%(asctime)s - %(filename)s[line:%(lineno)d] - %(levelname)s: %(message)s")
fh.setFormatter(formatter)
logger.addHandler(fh)


def __success(data=None):
    """返回成功
    """
    if not data:
        data = []
    return jsonify({'success': True, 'msg': '', 'data': data})

@app.route('/index1', methods=['POST'])

def getcontent():
    try:
        db = pymysql.connect(
        host='127.0.0.1',
        port=33071,
        user='dms',
        passwd='dms',
        database='sbtest',
        charset='utf8mb4'
        )
        cursor = db.cursor()
        sql = "select * from t1;"
        cursor.execute(sql)
        data = cursor.fetchall()
        para = []
        for i in data:
            text = {'c1':i[0],'c2':i[1],'c3':i[2]}
            para.append(text)
            print(text)
        return __success(para)
    except BaseException as err:
        print(err)
        logger.error('Failed to open file', exc_info=True)


if __name__ == '__main__':
    app.run(host='0.0.0.0', port=5590)

[root@zijie ~]# curl -X POST  http://120.27.250.75:5590/index1
{"data":[{"c1":1,"c2":2,"c3":3},{"c1":2,"c2":3,"c3":4},{"c1":3,"c2":4,"c3":5}],"msg":"","success":true}

传入参数

#!/usr/bin/python3
# -*- coding: UTF-8 -*-
import pymysql
import os
import json
import time
import logging
from flask_cors import *
os.environ['NLS_LANG'] = 'SIMPLIFIED CHINESE_CHINA.UTF8'
from flask import Flask,request,jsonify
app = Flask(__name__)

logger = logging.getLogger()
logger.setLevel(logging.DEBUG)
logdate = time.strftime('%Y%m%d%H%M%S', time.localtime(time.time()))
log_path = 'logs/'
log_name = log_path + logdate + '.log'
logfile = log_name
fh = logging.FileHandler(logfile, mode='w')
fh.setLevel(logging.DEBUG)
formatter = logging.Formatter("%(asctime)s - %(filename)s[line:%(lineno)d] - %(levelname)s: %(message)s")
fh.setFormatter(formatter)
logger.addHandler(fh)


def __success(data=None):
    """返回成功
    """
    if not data:
        data = []
    return jsonify({'success': True, 'msg': '', 'data': data})

@app.route('/index1', methods=['POST'])

def wheredata():
    inputData = request.json.get('where')
    wheredata = getcontent(inputData)
    return wheredata

def getcontent(wheredata):
    try:
        db = pymysql.connect(
        host='127.0.0.1',
        port=33071,
        user='dms',
        passwd='dms',
        database='sbtest',
        charset='utf8mb4'
        )
        cursor = db.cursor()
        sql = "select * from t1 where c1=%s;" %(wheredata)
        cursor.execute(sql)
        data = cursor.fetchall()
        para = []
        for i in data:
            text = {'c1':i[0],'c2':i[1],'c3':i[2]}
            para.append(text)
            print(text)
        return __success(para)
    except BaseException as err:
        print(err)
        logger.error('Failed to open file', exc_info=True)


if __name__ == '__main__':
    app.run(host='0.0.0.0', port=5590)