python判斷json-九游会j9娱乐平台

❶ 如何使用 python 得到網頁返回正確的 json 數據

importjson
importrequests

defdemo():
url='http://api.demo.com'
params={
...
}
r=requests.get(url,params=params)
doc=json.loads(r.text)
print(doc）#這里doc就已經是轉換為pythondict的json數據了

❷ 用python依次比較2個文件夾內的json文件的差異

這里假設題目裡面提到的」單獨兩個json文件的比較方法「的函數是compare_two_files，它接受兩個文件的文件名作為參數。

from pathlib import path

def compare_two_folders(from_folder, to_folder):

from_folder = path(from_folder)

to_folder = path(to_folder)

for json_file in from_folder.glob('*.json'):

json_file_name = json_file.name

json_file_to_compare = to_folder / f'a{json_file_name}'

compare_tow_files(json_file, json_file_to_compare)

❸ 如何用python讀取json裡面的值啊

1、首先需要在桌面新建『json.txt』文件，內容為jsonline格式。

❹ 如何用python讀取json文件里指定的數據

importjson

withopen('who.json','r')asf:
data=json.load(f)
dependencies=data['dependencies']
fork,vindependencies.iteritems():
print(f'{k}@{v}')

❺ 濡備綍浣跨敤python澶勭悊json鏁版嵁

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鍦↗son涓錛屾暟鎹浠ュ悕縐/鍊礆紙name/value錛夊硅〃紺猴紱澶ф嫭鍙峰唴瀛樺偍瀵硅薄錛屾瘡涓鍚嶇о鍚庤窡'錛'錛堝啋鍙鳳級錛屽悕縐/鍊煎逛箣闂磋佺敤錛堥楀彿錛夊垎闅旓紱鏂規嫭鍙峰寘鍚鏁扮粍錛屽間互錛堥楀彿錛夊垎闅斻
json鏍煎紡鏁版嵁鐨勭ず渚嬶細
{
"book1":{
"title": "python beginners",
"year": 2005 ,
"page": 399
},
"book2":{
"title": "python developers",
"year": 2006 ,
"page": 650
}
}涓嬮潰鎴戜滑鏉ヨ︾粏浜嗚в涓涓嬪湪python涓濡備綍澶勭悊json鏁版嵁銆
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import json浣嗘槸錛孞son搴撴槸鍋氫粈涔堢殑鍛錛熸ゅ簱涓昏佷粠鏂囦歡鎴栧瓧絎︿覆瑙ｆ瀽json銆傚畠榪樺皢json瑙ｆ瀽涓篜ython涓鐨勫瓧鍏告垨鍒楄〃錛屽弽涔嬩害鐒訛紝鍗沖皢python瀛楀吀鎴栧垪琛ㄨ漿鎹涓篔son瀛楃︿覆銆
璇誨彇json錛圝son杞琍ython錛
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import json
jsondata = '{"name": "frank", "age": 39}'
jsontopython = json.loads(jsondata)濡傛灉瑕佹煡鐪嬭緭鍑猴紝璇鋒墽琛 print jsontopython錛屽湪榪欑嶆儏鍐典笅錛屼綘灝嗚幏寰椾互涓嬭緭鍑猴細
{'age': 39, 'name': 'frank'}涔熷氨鏄璇達紝鏁版嵁浣滀負python瀛楀吀錛圝son瀵硅薄鏁版嵁緇撴瀯錛夎繑鍥炪
python杞琂son
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import json
pythondictionary = {'name':'bob', 'age':44, 'isemployed':true}
dictionarytojson = json.mps(pythondictionary)濡傛灉鎴戜滑榪愯 print dictionarytojson錛屾垜浠寰楀埌浠ヤ笅json鏁版嵁錛
{"age": 44, "isemployed": true, "name": "bob"}鍥犳わ紝姝よ緭鍑鴻瑙嗕負瀵硅薄錛圖ictionary錛夌殑鏁版嵁琛ㄧず銆傝ユ柟娉昫umps()鏄姝ょ被鎿嶄綔鐨勫叧閿銆
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鍋囪炬垜浠鏈変互涓嬭劇▼錛
class employee(object):
def __init__(self, name):
self.name = name鍋囪炬垜浠鍒涘緩浜嗕竴涓鏂板硅薄abder錛屽備笅鎵紺猴細
abder = employee('abder')濡傛灉鎴戜滑鎯沖皢姝ゅ硅薄杞鎹涓篔son錛岃ユ庝箞鍔烇紵閭ｆ槸json.mps(abder)錛熷湪榪欑嶆儏鍐典笅錛屼綘灝嗘敹鍒扮被浼間簬浠ヤ笅鍐呭圭殑閿欒錛
traceback (most recent call last):
file "test.py", line 8, in
abderjson = json.mps(abder)
file "/usr/local/cellar/python/2.7.10_2/frameworks/python.framework/versions/2.7/lib/python2.7/json/__init__.py", line 243, in mps
return _default_encoder.encode(obj)
file "/usr/local/cellar/python/2.7.10_2/frameworks/python.framework/versions/2.7/lib/python2.7/json/encoder.py", line 207, in encode
chunks = self.iterencode(o, _one_shot=true)
file "/usr/local/cellar/python/2.7.10_2/frameworks/python.framework/versions/2.7/lib/python2.7/json/encoder.py", line 270, in iterencode
return _iterencode(o, 0)
file "/usr/local/cellar/python/2.7.10_2/frameworks/python.framework/versions/2.7/lib/python2.7/json/encoder.py", line 184, in default
raise typeerror(repr(o) " is not json serializable")
typeerror: <__main__.employee object at 0x10e74b750> is not json serializable浣嗘槸錛屾湁瑙ｅ喅鏂規硶鍚楋紵騫歌繍鐨勬槸鏈夈傝佽в鍐蟲ら棶棰橈紝鎴戜滑鍙浠ュ畾涔夌被浼間簬浠ヤ笅鐨勬柟娉曪細
def jsondefault(object):
return object.__dict__鐒跺悗灝嗗硅薄緙栫爜涓篔son錛屽備笅鎵紺猴細
jsonabder = json.mps(abder, default=jsondefault)濡傛灉浣犺繍琛 print jsonabder錛屼綘搴旇ュ緱鍒頒互涓嬭緭鍑猴細
{"name": "abder"}鎴戜滑鐜板湪宸茬粡灝哖ython瀵硅薄錛坅bder錛夌紪鐮佷負json銆

❻ 如何用python解析json文件

下面給出一個使用python解析json的簡單例子：

#!/usr/bin/python
importjson
#function:analyzejsonscript
#,
#fordetail,pleasereferto"http://json.org/json-zh.html".

#note:
#1.also,,
#youshoulsempinsteadofload.pleaserreferto"help(json)".

#jsonfile:
#thefilecontentoftemp.jsonis:
#{
#"name":"00_sample_case1",
#"description":"anexample."
#}
#f=file("temp.json");
#s=json.load(f)
#prints
#f.close

#jsonstring:
s=json.loads('{"name":"test","type":{"name":"seq","parameter":["1","2"]}}')
prints
prints.keys()
prints["name"]
prints["type"]["name"]
prints["type"]["parameter"][1]

❼ python json 資料判斷 true 或 false

your_data_dict=json.loads(your_json_data_string)
#heretogetadictionaryobject.

#maybe,'test'

ifyour_data_dict['test']istrue:
#dowhatyouwant
pass