Python JSON<\/h1>\n
\u641e\u61c2Python\u5b58\u50a8\u548c\u4ea4\u6362\u6570\u636e\u7684\u7528\u6cd5<\/span>\n <\/div>\n
\n JSON \u662f\u7528\u4e8e\u5b58\u50a8\u548c\u4ea4\u6362\u6570\u636e\u7684\u8bed\u6cd5\u3002JSON \u662f\u7528 JavaScript \u5bf9\u8c61\u8868\u793a\u6cd5\uff08JavaScript object notation\uff09\u7f16\u5199\u7684\u6587\u672c\u3002\n <\/div>\n
\n Python \u4e2d\u7684 JSON\uff0cPython \u6709\u4e00\u4e2a\u540d\u4e3a json \u7684\u5185\u7f6e\u5305\uff0c\u53ef\u7528\u4e8e\u5904\u7406 JSON \u6570\u636e\u3002\u5177\u4f53\u7528\u6cd5\u5982\u4e0b\uff1a\n <\/div>\n
 \u5bfc\u5165 json \u6a21\u5757<\/span>
 import json<\/span> <\/span><\/code><\/pre>\n<\/p><\/div>\nJSON \u6570\u636e\u89e3\u6790<\/h2>\n\n    Python3 \u4e2d\u53ef\u4ee5\u4f7f\u7528 json \u6a21\u5757\u6765\u5bf9 JSON \u6570\u636e\u8fdb\u884c\u7f16\u89e3\u7801\uff0c\u5b83\u5305\u542b\u4e86\u4e24\u4e2a\u51fd\u6570\uff1a\n  <\/div>\n  json.dumps(): \u5bf9\u6570\u636e\u8fdb\u884c\u7f16\u7801\u3002<\/span>
\n  json.loads(): \u5bf9\u6570\u636e\u8fdb\u884c\u89e3\u7801\u3002<\/span> <\/p>\n
\n    \u5728json\u7684\u7f16\u89e3\u7801\u8fc7\u7a0b\u4e2d\uff0cpython \u7684\u539f\u59cb\u7c7b\u578b\u4e0ejson\u7c7b\u578b\u4f1a\u76f8\u4e92\u8f6c\u6362\uff0c\u5177\u4f53\u7684\u8f6c\u5316\u5bf9\u7167\u5982\u4e0b\uff1a\n  <\/div>\n\n    Python \u7f16\u7801\u4e3a JSON \u7c7b\u578b\u8f6c\u6362\u5bf9\u5e94\u8868\uff1a\n  <\/div>\n\n\n\n\n\n\n\n\n\n\nPython<\/td>\n JSON<\/td>\n<\/tr>\n
dict<\/td>\n object<\/td>\n<\/tr>\n
list, tuple<\/td>\n array<\/td>\n<\/tr>\n
str<\/td>\n string<\/td>\n<\/tr>\n
int, float, int- & float-derived Enums<\/td>\n number<\/td>\n<\/tr>\n
True<\/td>\n true<\/td>\n<\/tr>\n
False<\/td>\n false<\/td>\n<\/tr>\n
None<\/td>\n null<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n    JSON \u89e3\u7801\u4e3a Python \u7c7b\u578b\u8f6c\u6362\u5bf9\u5e94\u8868\uff1a\n  <\/div>\n\n\n\n\n\n\n\n\n\n\n\nJSON<\/td>\n Python<\/td>\n<\/tr>\n
object<\/td>\n dict<\/td>\n<\/tr>\n
array<\/td>\n list<\/td>\n<\/tr>\n
string<\/td>\n str<\/td>\n<\/tr>\n
number (int)<\/td>\n int<\/td>\n<\/tr>\n
number (real)<\/td>\n float<\/td>\n<\/tr>\n
true<\/td>\n True<\/td>\n<\/tr>\n
false<\/td>\n False<\/td>\n<\/tr>\n
null<\/td>\n None<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\u89e3\u6790 JSON - \u628a JSON \u8f6c\u6362\u4e3a Python<\/h2>\n\n    \u82e5\u6709 JSON \u5b57\u7b26\u4e32\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528 json.loads() \u65b9\u6cd5\u5bf9\u5176\u8fdb\u884c\u89e3\u6790\u3002\n  <\/div>\n\n    \u7ed3\u679c\u5c06\u662f Python \u5b57\u5178\u3002\n  <\/div>\n\n    \u5b9e\u4f8b:\u628a JSON \u8f6c\u6362\u4e3a Python\uff1a\n  <\/div>\n\n # \u5bfc\u5165 json \u6a21\u5757<\/span>
 import json<\/span>
 x = '{ \"name\":\"Jack\", \"age\":26, \"sex\":\"woman\"}'<\/span>

 # \u89e3\u6790 x:<\/span>
 y = json.loads(x)<\/span>

 # \u7ed3\u679c\u662f Python \u5b57\u5178\uff1a<\/span>
 print([\"name\"]<\/span>)

 <\/span><\/code><\/pre>\n<\/p><\/div>\n\n    \u6267\u884c\u7ed3\u679c\uff1a\n  <\/div>\n\n['name']<\/span><\/code><\/pre>\n<\/p><\/div>\n\u628a Python \u8f6c\u6362\u4e3a JSON<\/h2>\n\n    \u628a Python \u8f6c\u6362\u4e3a JSON\n  <\/div>\n\n    \u82e5\u6709 Python \u5bf9\u8c61\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528 json.dumps() \u65b9\u6cd5\u5c06\u5176\u8f6c\u6362\u4e3a JSON \u5b57\u7b26\u4e32\u3002\n  <\/div>\n\n    \u5b9e\u4f8b\uff1a\u628a Python \u8f6c\u6362\u4e3a JSON\uff1a\n  <\/div>\n\n # \u5bfc\u5165 json \u6a21\u5757<\/span>
 import json<\/span>
 x = { \"name\":\"Jack\", \"age\":26, \"sex\":\"woman\"}<\/span>

 # \u8f6c\u6362\u4e3a JSON\uff1a<\/span>
 y = json.dumps(x)<\/span>

 # \u7ed3\u679c\u662f JSON \u5b57\u7b26\u4e32\uff1a<\/span>
 print(y<\/span>)

 <\/span><\/code><\/pre>\n<\/p><\/div>\n\n    \u6267\u884c\u7ed3\u679c\uff1a\n  <\/div>\n\n{\"name\": \"Jack\", \"age\": 26, \"sex\": \"woman\"}<\/span><\/code><\/pre>\n<\/p><\/div>\n\n    \u8fd8\u53ef\u4ee5\u628a\u4ee5\u4e0b\u7c7b\u578b\u7684 Python \u5bf9\u8c61\u8f6c\u6362\u4e3a JSON \u5b57\u7b26\u4e32\uff1a\n  <\/div>\n  dict<\/span>
\n  list<\/span>
\n  tuple<\/span>
\n  string<\/span>
\n  int<\/span>
\n  float<\/span>
\n  True<\/span>
\n  False<\/span>
\n  None<\/span> <\/p>\n
\n    \u5b9e\u4f8b\uff1a\u5c06 Python \u5bf9\u8c61\u8f6c\u6362\u4e3a JSON \u5b57\u7b26\u4e32\uff0c\u5e76\u6253\u5370\u503c\uff1a\n  <\/div>\n\n # \u5bfc\u5165 json \u6a21\u5757<\/span>
 import json<\/span>
 print(json.dumps({\"name\": \"Jack\", \"age\": 18})<\/span>)
 print(json.dumps([\"apple\", \"bananas\"])<\/span>)
 print(json.dumps((\"apple\", \"bananas\"))<\/span>)
 print(json.dumps(\"hello\")<\/span>)
 print(json.dumps(42)<\/span>)
 print(json.dumps(31.76)<\/span>)
 print(json.dumps(True)<\/span>)
 print(json.dumps(False)<\/span>)
 print(json.dumps(None)<\/span>)
 <\/span><\/code><\/pre>\n<\/p><\/div>\n\n    \u6267\u884c\u7ed3\u679c\uff1a\n  <\/div>\n\n{\"age\": 18, \"name\": \"Jack\"}
 [\"apple\", \"bananas\"]
 [\"apple\", \"bananas\"]
 \"hello\"
 42
 31.76
 true
 false
 null<\/span><\/code><\/pre>\n<\/p><\/div>\n\u683c\u5f0f\u5316\u7ed3\u679c<\/h2>\n\n    \u4e0a\u9762\u7684\u5b9e\u4f8b\u6253\u5370\u4e00\u4e2a JSON \u5b57\u7b26\u4e32\uff0c\u4f46\u5b83\u4e0d\u662f\u5f88\u5bb9\u6613\u9605\u8bfb\uff0c\u6ca1\u6709\u7f29\u8fdb\u548c\u6362\u884c\u3002\n  <\/div>\n\n    json.dumps() \u65b9\u6cd5\u63d0\u4f9b\u4e86\u4ee4\u7ed3\u679c\u66f4\u6613\u8bfb\u7684\u53c2\u6570\uff1a\n  <\/div>\n\n    \u5b9e\u4f8b:\u4f7f\u7528 indent \u53c2\u6570\u5b9a\u4e49\u7f29\u8fdb\u6570\uff1a\n  <\/div>\n\n # \u5bfc\u5165 json \u6a21\u5757<\/span>
 import json<\/span>
 x = { \"name\":\"Jack\", \"age\":26, \"sex\":\"woman\"}<\/span>

 # \u683c\u5f0f\u5316JSON\u5b57\u7b26\u4e32<\/span>
 print(json.dumps(x, indent=4)<\/span>)
 <\/span><\/code><\/pre>\n<\/p><\/div>\n\n    \u6267\u884c\u7ed3\u679c\uff1a\n  <\/div>\n\n{
     \"age\": 26,
     \"name\": \"Jack\", 
     \"sex\": \"woman\"
 }<\/span><\/code><\/pre>\n<\/p><\/div>\n\u5b9a\u4e49\u5206\u9694\u7b26<\/h2>\n\n    \u60a8\u8fd8\u53ef\u4ee5\u5b9a\u4e49\u5206\u9694\u7b26\uff0c\u9ed8\u8ba4\u503c\u4e3a\uff08\", \", \": \"\uff09\uff0c\u8fd9\u610f\u5473\u7740\u4f7f\u7528\u9017\u53f7\u548c\u7a7a\u683c\u5206\u9694\u6bcf\u4e2a\u5bf9\u8c61\uff0c\u4f7f\u7528\u5192\u53f7\u548c\u7a7a\u683c\u5c06\u952e\u4e0e\u503c\u5206\u5f00\uff1a\n  <\/div>\n\n    \u5b9e\u4f8b:\u4f7f\u7528 separators \u53c2\u6570\u6765\u66f4\u6539\u9ed8\u8ba4\u5206\u9694\u7b26\uff1a\n  <\/div>\n\n # \u5bfc\u5165 json \u6a21\u5757<\/span>
 import json<\/span>
 x = { \"name\":\"Jack\", \"age\":26, \"sex\":\"woman\"}<\/span>

 # \u5206\u9694JSON\u5b57\u7b26\u4e32<\/span>
 print(json.dumps(x, indent=4, separators=(\". \", \" = \"))<\/span>)
 <\/span><\/code><\/pre>\n<\/p><\/div>\n\n    \u6267\u884c\u7ed3\u679c\uff1a\n  <\/div>\n\n{
     \"age\" = 26,
     \"name\" = \"Jack\", 
     \"sex\" = \"woman\"
 }<\/span><\/code><\/pre>\n<\/p><\/div>\n\u5bf9\u7ed3\u679c\u6392\u5e8f<\/h2>\n\n    json.dumps() \u65b9\u6cd5\u63d0\u4f9b\u4e86\u5bf9\u7ed3\u679c\u4e2d\u7684\u952e\u8fdb\u884c\u6392\u5e8f\u7684\u53c2\u6570\uff1a\n  <\/div>\n\n    \u5b9e\u4f8b\uff1a\u4f7f\u7528 sort_keys \u53c2\u6570\u6765\u6307\u5b9a\u662f\u5426\u5e94\u5bf9\u7ed3\u679c\u8fdb\u884c\u6392\u5e8f\uff1a\n  <\/div>\n\n # \u5bfc\u5165 json \u6a21\u5757<\/span>
 import json<\/span>
 x = { \"name\":\"Jack\", \"age\":26, \"sex\":\"woman\"}<\/span>

 # \u5206\u9694JSON\u5b57\u7b26\u4e32<\/span>
 print(json.dumps(x, indent=4, sort_keys=True)<\/span>)
 <\/span><\/code><\/pre>\n<\/p><\/div>\n\n    \u6267\u884c\u7ed3\u679c\uff1a\n  <\/div>\n\n{
     \"age\" = 26,
     \"name\" = \"Jack\", 
     \"sex\" = \"woman\"
 }<\/span><\/code><\/pre>\n<\/p><\/div>\n <\/body>
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