问题描述
此处是API初学者,
我正在创建一个API,该API使用一个ENDPOINT调用字符名称及其描述。到目前为止,我的数据出现在单独的端点上。
目标:获取类似于以下内容的输出格式(“ http://127.0.0.1:5000/v1/pokemon/string:name'):
{“ name”:“ pichu”,“ description”:“尚不熟练储电。如果逗乐或惊呆,它可能会发出震动。”}
from flask import Flask,jsonify,Response
from flask_restful import Resource,Api,fields,marshal_with
import requests,json
app = Flask(__name__)
api = Api(app)
# Prints all Pokemon via JSON
@app.route('/v1/pokemon/all',methods=['GET'])
def poke_names():
data = []
name_url = "https://pokeapi.co/api/v2/pokemon?limit=151"
while True:
resp = requests.get(name_url)
json = resp.json()
data.extend(json.get('results',[]))
name_url = json.get('next')
if not name_url: break
return jsonify(data)
@app.route('/v1/pokemon/<string:name>/title',methods=['GET'])
def get_poke(name):
return jsonify({'name': name})
#flavor Text ie pokemon description
@app.route('/v1/pokemon/<int:pokemon_id>',methods=['GET'])
def get_description(pokemon_id):
descrip_url = f"https://pokeapi.co/api/v2/pokemon-species/{pokemon_id}"
r = requests.get(descrip_url)
json_blob = r.json()
flav_text = extract_descriptive_text(json_blob)
return jsonify({'description': flav_text})
def extract_descriptive_text(json_blob,language='en'):
text = []
for f in json_blob['flavor_text_entries']:
if f['language']['name'] == language:
text.append(f['flavor_text'])
return text
#error occurs below
@app.route('/v1/pokemon/<string:name>')
def all_poke_data(name,flav_text):
return jsonify({'name':name,'description':flav_text})
if __name__ == "__main__":
app.run(debug=True)
错误:当我尝试将它们合并时,我会得到
TypeError: all_poke_data() missing 1 required positional argument: 'flav_text'
谢谢您提供的任何提示!
解决方法
想通了!
只需添加此功能,这是两个路由功能的组合
@app.route('/v1/pokemon/<string:name>')
def get_poke(name):
descrip_url = f"https://pokeapi.co/api/v2/pokemon-species/{name}"
r = requests.get(descrip_url)
json_blob = r.json()
flav_text = extract_descriptive_text(json_blob)
return jsonify({'name': name},{'description': flav_text})