「PythonとJavaScriptではじめるデータビジュアライゼーション」を読む

5.3.1

import requests

OECD_ROOT_URL = 'http://stats.oecd.org/sdmx-json/data'

def make_OECD_request(dsname,dimensions,params=None,roo_dir=OECD_ROOT_URL):
    if params is None:
        params = {}

    dim_args = ['+'.join(d) for d in dimensions]
    dim_str = '.'.join(dim_args)
    url = roo_dir + '/' +dsname + '/' + dim_str + '/all' 
    print('Requesting URL: ' + url)
    return requests.get(url,params=params)

reaponse = make_OECD_request('QNA',(('USA','AUS'),('GDP','B1_GE'),('CUR','VOBARSA'),('Q')),{'startTime':'2009-Q1','endTime':'2010-Q1'})

if reaponse.status_code == 200:
    json =reaponse.json()
    key = json.keys()
    print(json['header'])
    print('--------------------\n')
    print(json['dataSets'])
    print('--------------------\n')
    print(json['structure'])        print(json.keys())
else:
    print(reaponse.status_code)

結果

5.3.2ノーベル賞データ可視化のための国データの取得

import requests

REST_EU_ROOT_URL = 'http://restcountries.eu/rest/v1'

def REST_country_request(field='all',name='',params=None):
    headers = {'User-Agent':'Mozilla/5.0'}
    if params is None:
        params = {}
    if field == 'all':
        return requests.get(REST_EU_ROOT_URL + '/all')
    url = '%s/%s/%s'%(REST_EU_ROOT_URL,field,name)
    print('Reqursting URL: ' + url)
    response = requests.get(url,params=params,headers=headers)
    if not response.status_code == 200:
        raise Exception('Request failed with status code ' + str(response.status_code))
    return response

response = REST_country_request('currency','usd')
json =  response.json()
for key,value in json[0].items():
    print(key,str(value).encode('UTF-8'))

結果（日本語表記がおかしい）