<p>你应该这样做</p>
<pre><code>import json
from urllib.request import urlopen
from pprint import pprint
url = "http://www.swadpia.co.kr/estimate/estimate_goods/json_data"
data = json.load(urlopen(url))
for key, value in data.items():
pprint("Key:")
pprint(key)
</code></pre>
<p>这将产生一个屏幕输出</p>
<pre><code>'Key:'
'paper_kind'
'Key:'
'paper_type'
'Key:'
'paper_type_print'
'Key:'
'paper_info'
'Key:'
'size_info'
'Key:'
'print_info1'
'Key:'
'print_info2'
'Key:'
'print_info3'
'Key:'
'print_info4'
</code></pre>
<p>现在您拥有了所有键、值对</p>
<p>或者类似的</p>
<pre><code>url = "http://www.swadpia.co.kr/estimate/estimate_goods/json_data"
data = json.load(urlopen(url))
print (type(data))
for key in data:
if (key == 'paper_kind'):
print ("key: %s , value: %s" % (key, data[key]))
</code></pre>
<p>比你还厉害</p>
<pre><code><class 'dict'>
key: paper_kind , value: [{'common_code': 'PKD10', 'code_name': '일반지'}, {'common_code': 'PKD20', 'code_name': '고급지'}, {'common_code': 'PKD30', 'code_name': '특수지'}, {'common_code': 'PKD40', 'code_name': '(펄)지'}, {'common_code': 'PKD50', 'code_name': '하드커버지'}, {'common_code': 'PKD60', 'code_name': '카드/투명명함'}, {'common_code': 'PKD70', 'code_name': '스티커'}, {'common_code': 'PKD71', 'code_name': '스티커 롤'}, {'common_code': 'PKD80', 'code_name': '판지'}, {'common_code': 'PKD90', 'code_name': 'NCR'}, {'common_code': 'PKD91', 'code_name': '플라스틱&비닐'}]
</code></pre>