python:json,base 64の使用

750 ワード

JSON
1. import json
2. json.dumps() json obj => string
3. json.load() string => json obj
Base64
import base64
import StringIO

a = "this is a test"
b = base64.encodestring(a) #       
print b
print base64.decodestring(b) #       

c = StringIO.StringIO()
c.write(a)
d = StringIO.StringIO()
e = StringIO.StringIO()
c.seek(0)
base64.encode(c, d) #  StringIO        
print d.getvalue()
d.seek(0)
base64.decode(d, e) #  StringIO        
print e.getvalue()

a = "this is a +test"
b = base64.urlsafe_b64encode(a) #   url      
print b
print base64.urlsafe_b64decode(b)