Source Code for Module couchdbkit.external

 1  # -*- coding: utf-8 - 
 2  # 
 3  # This file is part of couchdbkit released under the MIT license.  
 4  # See the NOTICE for more information. 
 5   
 6  import sys 
 7   
 8  from .utils import json 
 9   
10 -class External(object): 
11      """ simple class to handle an external 
12      ans send the response. 
13       
14      example: 
15       
16          from couchdbkit.external import External 
17          from couchdbkit.utils import json  
18   
19          class Test(External): 
20   
21              def handle_line(self, line): 
22                  self.send_response(200,  
23                      "got message external object %s" % json.dumps(line), 
24                      {"Content-type": "text/plain"}) 
25   
26          if __name__ == "__main__": 
27              Test().run() 
28           
29      """ 
30   
31 -    def __init__(self, stdin=sys.stdin, stdout=sys.stdout): 
32          self.stdin = stdin 
33          self.stdout = stdout 
34           
35 -    def handle_line(self, line): 
36          raise NotImplementedError 
37           
38 -    def write(self, line): 
39          self.stdout.write("%s\n" % line) 
40          self.stdout.flush() 
41           
42 -    def lines(self): 
43          line = self.stdin.readline() 
44          while line: 
45              yield json.loads(line) 
46              line = self.stdin.readline() 
47       
48 -    def run(self): 
49          for line in self.lines(): 
50              self.handle_line(line) 
51               
52 -    def send_response(self, code=200, body="", headers={}): 
53          resp = { 
54              'code': code,  
55              'body': body,  
56              'headers': headers 
57          } 
58          self.write(json.dumps(resp)) 
59