COTOHA API Portal の使用例です。

仕様

アクセストークン取得

access_token.py

#! /usr/bin/python
# -*- coding:utf-8 -*-
#
#	access_token.py
#
# ----------------------------------------------------------------------
import sys
import os
import json
from dotenv import load_dotenv
import  requests
# ----------------------------------------------------------------------
dotenv_path = '.env'
load_dotenv(dotenv_path)
CLIENT_ID = os.environ.get("CLIENT_ID")
CLIENT_SECRET = os.environ.get("CLIENT_SECRET")
DEVELOPER_API_BASE_URL = os.environ.get("DEVELOPER_API_BASE_URL")
ACCESS_TOKEN_PUBLISH_URL = os.environ.get("ACCESS_TOKEN_PUBLISH_URL")
#
data = {
	"grantType": "client_credentials",
	"clientId": CLIENT_ID,
	"clientSecret": CLIENT_SECRET
	}
str_json = json.dumps(data)

url = ACCESS_TOKEN_PUBLISH_URL
headers={
	"Content-Type": "application/json"
	}

try:
	rr=requests.post(url,headers=headers,data=str_json)
	print(rr.text)
except Exception as ee:
	sys.stderr.write("*** error *** in requests.post ***\n")
	sys.stderr.write(str(ee) + "\n")
# ----------------------------------------------------------------------

.env

LIENT_ID = AAAAAAAAAAAAAAAAAAAAAAAAAA
CLIENT_SECRET = aaaaaaaaaaaaaaaaaaaaaaaaaa
DEVELOPER_API_BASE_URL = https://api.ce-cotoha.com/api/dev/nlp/
ACCESS_TOKEN_PUBLISH_URL = https://api.ce-cotoha.com/v1/oauth/accesstokens

実行結果

$ ./access_token.py 

          {
            "access_token": "VAIET9p2UVvb*******", 
            "token_type": "bearer",
            "expires_in": "86399" ,
            "scope": "" ,    
            "issued_at": "1582265896034"           
           }

使ったバージョン

$ python --version
Python 3.8.1