Bokeh-Server: Terima UDP dengan x axis datetime

client.py

import sys
import time
import socket
import random

# Create a TCP/IP socket
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

# Connect the socket to the port where the server is listening
server_address = ('192.168.0.100', 8888)
sock.connect(server_address)

try:
    for i in xrange(100000):
        m0 = random.random()
        message = "%1.4f" % m0  
        print >>sys.stderr, 'sending ' , message
        sock.sendall(message)
        time.sleep(0.5) 

finally:
    print >>sys.stderr, 'closing socket'
    sock.close()

Server

bokeh-server --ip 192.168.0.100

Akan keluar

Bokeh Server Configuration
==========================
python version : 2.7.11
bokeh version  : 0.10.0
listening      : 192.168.0.100:5006
backend        : memory
python options : debug:OFF, verbose:OFF, filter-logs:OFF, multi-user:OFF
js options     : debugjs:OFF

udp-server.py

import sys
import time
import datetime
import socket
from bokeh.plotting import figure, output_server, show, cursession

output_server("raw",url='http://192.168.0.100:5006')

# Visualization workflow
rx = [0]
x = [0]
n = datetime.datetime.now()
x = ['%d.%d'%(n.minute*60+n.second,n.microsecond)]
p = figure(x_axis_type="datetime")
p.line(x, rx, name='raw')

# Create a TCP/IP socket
sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)

# Bind the socket to the port
server_address = ('192.168.0.100', 8888)
print >>sys.stderr, 'starting up on %s port %s' % server_address
sock.bind(server_address)

show(p)

renderer = p.select(dict(name="raw"))
ds = renderer[0].data_source

while True:
     data, addr = sock.recvfrom(1024) # buffer size is 1024 bytes
     print data

     if len(data) == 0:
         break

     rx += [data]
     n  = datetime.datetime.now()
     x  += ['%d.%d'%(n.minute*60+n.second,n.microsecond)]

     ds.data["x"] = x
     ds.data["rmag_x"] = rx
     cursession().store_objects(ds)

     time.sleep(0.01)

Jalankan

python udp-server.py