Last active
January 1, 2016 04:09
-
-
Save Preetam/8089942 to your computer and use it in GitHub Desktop.
This is a small Python class to communicate with a Fickle instance:
https://github.com/PreetamJinka/fickle
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import socket | |
''' | |
There's probably a better way to do these. | |
''' | |
def int_to_uint16(num): | |
return chr(num & 255)+chr((num>>8) & 255) | |
def chars_to_int(c1, c2): | |
return ord(c2) + ord(c1)<<8 | |
''' | |
This doesn't have any range operations yet. | |
''' | |
class FickleMap: | |
def __init__(self, address, port): | |
self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) | |
self.sock.connect((address, port)) | |
def __setitem__(self, key, value): | |
self.sock.send('\x14') | |
self.sock.send('\x01') | |
self.sock.send(int_to_uint16(key.__len__())) | |
self.sock.send(int_to_uint16(value.__len__())) | |
self.sock.send(key) | |
self.sock.send(value) | |
data = ord(self.sock.recv(1)) | |
def __getitem__(self, key): | |
self.sock.send('\x14') | |
self.sock.send('\x00') | |
self.sock.send(int_to_uint16(key.__len__())) | |
self.sock.send(int_to_uint16(0)) | |
self.sock.send(key) | |
data = ord(self.sock.recv(1)) | |
if data != 0: | |
return "" | |
else: | |
data = self.sock.recv(2) | |
length = chars_to_int(data[0], data[1]) | |
data = self.sock.recv(length) | |
return data | |
def __delitem__(self, key): | |
self.sock.send('\x14') | |
self.sock.send('\x02') | |
self.sock.send(int_to_uint16(key.__len__())) | |
self.sock.send(int_to_uint16(0)) | |
self.sock.send(key) | |
data = ord(self.sock.recv(1)) | |
def run(): | |
m = FickleMap('127.0.0.1', 8080) | |
m['foo'] = 'bar' | |
print('foo => '+m['foo']) | |
if __name__ == '__main__': | |
run() |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment