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Alpha LED Signs - Revision history
2026-04-15T07:31:02Z
Revision history for this page on the wiki
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https://wiki.makerfx.org/index.php?title=Alpha_LED_Signs&diff=27&oldid=prev
Ian: Added current code as archive
2017-06-04T04:51:08Z
<p>Added current code as archive</p>
<p><b>New page</b></p><div> <nowiki><br />
from threading import Thread<br />
from time import sleep<br />
<br />
import time<br />
import web<br />
import mmap<br />
<br />
#import RPi.GPIO as GPIO<br />
from twython import TwythonStreamer<br />
<br />
# Search terms<br />
TERMS = '@makerfx'<br />
lastTweet = 'Startup...'<br />
tweetFile = 'tweets.txt'<br />
# GPIO pin number of LED<br />
#LED = 22<br />
<br />
# Twitter application authentication<br />
APP_KEY = 'xsHnwnvrI92vZxeHo6efTGqnU'<br />
APP_SECRET = 'RNxSJTgI1AUqLDf2ZI0zMh3XXVIL0CxZJSttYgH4zDUy4hEnPX'<br />
OAUTH_TOKEN = '735519883136512000-F2Dop77nJLUcimdRbyTXUYpzkPv8vJD'<br />
OAUTH_TOKEN_SECRET = 'KqDUy7CetAuWWFRWbtQ8nQxVUYCBcd0qFLAoVH4gne8XG'<br />
<br />
# Setup callbacks from Twython Streamer<br />
class BlinkyStreamer(TwythonStreamer):<br />
def on_success(self, data):<br />
lastTweet = 'StreamerLoaded...'<br />
if 'text' in data:<br />
lastTweet = data['text'].encode('utf-8')<br />
#print data['text'].encode('utf-8')<br />
print lastTweet<br />
with open(tweetFile, "a") as myfile:<br />
myfile.write(lastTweet)<br />
myfile.write('\n')<br />
myfile.close()<br />
#GPIO.output(LED, GPIO.HIGH)<br />
#web stuff<br />
urls = (<br />
'/', 'index',<br />
'/makerfx', 'makerfx'<br />
)<br />
app = web.application(urls, globals())<br />
<br />
<br />
def start_streamer(arg):<br />
# Create streamer<br />
stream = BlinkyStreamer(APP_KEY, APP_SECRET, OAUTH_TOKEN, OAUTH_TOKEN_SECRET)<br />
stream.statuses.filter(track=TERMS)<br />
<br />
class index:<br />
def GET (self):<br />
return 'Hello'<br />
<br />
class makerfx:<br />
def GET(self):<br />
with open (tweetFile) as myfile:<br />
head="error, couldn't read file"<br />
#head = myfile.readlines()[0:1]<br />
mapping=mmap.mmap(myfile.fileno(),0, prot=mmap.PROT_READ)<br />
head = mapping[mapping.rfind(b'\n', 0, -1)+1:]<br />
# print tweetFile<br />
# with open(tweetFile, "a") as myfile:<br />
# myfile.write("ack\n")<br />
# myfile.close()<br />
return head<br />
<br />
if __name__ == "__main__":<br />
thread = Thread(target=start_streamer, args=(10, ))<br />
thread.start()<br />
#thread.join<br />
<br />
#web stuff<br />
urls = (<br />
'/', 'index',<br />
'/makerfx', 'makerfx'<br />
)<br />
app = web.application(urls, globals())<br />
<br />
<br />
def start_streamer(arg):<br />
# Create streamer<br />
stream = BlinkyStreamer(APP_KEY, APP_SECRET, OAUTH_TOKEN, OAUTH_TOKEN_SECRET)<br />
stream.statuses.filter(track=TERMS)<br />
<br />
class index:<br />
def GET (self):<br />
return 'Hello'<br />
<br />
class makerfx:<br />
def GET(self):<br />
with open (tweetFile) as myfile:<br />
head="error, couldn't read file"<br />
#head = myfile.readlines()[0:1]<br />
mapping=mmap.mmap(myfile.fileno(),0, prot=mmap.PROT_READ)<br />
head = mapping[mapping.rfind(b'\n', 0, -1)+1:]<br />
# print tweetFile<br />
# with open(tweetFile, "a") as myfile:<br />
# myfile.write("ack\n")<br />
# myfile.close()<br />
return head<br />
<br />
if __name__ == "__main__":<br />
thread = Thread(target=start_streamer, args=(10, ))<br />
thread.start()<br />
#thread.join<br />
app.run()</nowiki></div>
Ian