def piglow(mod):
print(section_header(mod))
try:
import piglow
piglow.auto_update = True
piglow.clear_on_exit = False
piglow.all(50)
except ModuleNotFoundError:
print("ERROR IN CONFIG: PiGlow is not set to False but cannot load "
"package.")
def printFile(self, filename):
if self.piGlowEnable:
piglow.all(0)
if filename is not False:
if self.piGlowEnable:
piglow.green(255)
print "PRINT: "+ str(filename) + " [Sent to printer]"
self.conn.printFile(self.printer, filename, "Test", {"CutMedia": "2"})
else:
if self.piGlowEnable:
piglow.red(255);
if self.piGlowEnable:
time.sleep(2)
piglow.all(0)
piglow.show()
def printFile(self, filename):
if self.piGlowEnable:
piglow.all(0)
if filename is not False:
if self.piGlowEnable:
piglow.green(255)
print "PRINT: " + str(filename) + " [Sent to printer]"
self.conn.printFile(self.printer, filename, "Test",
{"CutMedia": "2"})
else:
if self.piGlowEnable:
piglow.red(255)
if self.piGlowEnable:
time.sleep(2)
piglow.all(0)
piglow.show()
def wave(led_max=150, frame_delay=0.02, frame_count=None, initial_brightness=None, direction=None):
"""
Creates a wave effect through the PiGlow board.
Args (all are optional):
led_max (int): the LED brightness at the peak of the wave.
frame_delay (float): the time between each transition.
frame_count (int): the number of transitions in a single wave.
initial_brightness (int): the current brightness of the LEDs.
direction (string): either 'inward' or 'outward'.
"""
if initial_brightness is None:
initial_brightness = min(piglow.get())
if direction is None:
direction = 'outward'
if frame_count is None:
frame_count = len(LEDS)
if direction == 'outward':
LEDS.reverse()
led_set_count = len(LEDS)
# initialise all of the LEDs
piglow.all(initial_brightness)
piglow.show()
wave = _create_led_sine_wave(led_max, frame_count, initial_brightness, led_set_count)
for wave_point in _window(wave, led_set_count):
for i, led_set in enumerate(LEDS):
for led in led_set:
piglow.led(led, int(wave_point[i]))
piglow.show()
sleep(frame_delay)
def wave(led_max=150, frame_delay=0.02, frame_count=None, initial_brightness=None, direction=None):
"""
Creates a wave effect through the PiGlow board.
Args (all are optional):
led_max (int): the LED brightness at the peak of the wave.
frame_delay (float): the time between each transition.
frame_count (int): the number of transitions in a single wave.
initial_brightness (int): the current brightness of the LEDs.
direction (string): either 'inward' or 'outward'.
"""
if initial_brightness is None:
initial_brightness = min(piglow.get())
if direction is None:
direction = 'outward'
if frame_count is None:
frame_count = len(LEDS)
if direction == 'outward':
LEDS.reverse()
led_set_count = len(LEDS)
# initialise all of the LEDs
piglow.all(initial_brightness)
piglow.show()
wave = _create_led_sine_wave(led_max, frame_count, initial_brightness, led_set_count)
for wave_point in _window(wave, led_set_count):
for i, led_set in enumerate(LEDS):
for led in led_set:
piglow.led(led, int(wave_point[i]))
piglow.show()
sleep(frame_delay)
def getImage(self, keyNum):
filename = self.tmpLocation + str(keyNum) + ".png"
if self.piGlowEnable:
piglow.all(0)
piglow.yellow(255)
if (os.path.isfile(filename)):
if (datetime.fromtimestamp(os.path.getctime(filename)).date() <
datetime.today().date()):
print "DELETE: " + str(keyNum) + ", [File older than today]"
os.remove(filename)
else:
print "CACHED: " + str(keyNum) + " [Returning cached file]"
return filename
if not self.URL:
print 'ERROR: Unable to locate file, and URL fetching not configured'
return False
if (self.URL and "<CARDNUM>" not in self.URL):
print 'ERROR: <CARDNUM> placeholder not found in URL config'
return False
try:
print "GET: " + str(keyNum) + " [Downloading new file]"
url = self.URL.replace('<CARDNUM>', str(keyNum))
uh = urllib2.urlopen(url)
except:
print "NOTFOUND: " + str(keyNum) + " [Server responded non-200]"
return False
CHUNK = 16 * 1024
with open(filename, 'wb') as f:
while True:
chunk = uh.read(CHUNK)
if not chunk: break
f.write(chunk)
f.close()
print "WROTE: " + filename
return filename
def getImage(self, keyNum):
filename = self.tmpLocation + str(keyNum) + ".png"
if self.piGlowEnable:
piglow.all(0)
piglow.yellow(255)
if (os.path.isfile(filename)):
if (datetime.fromtimestamp(os.path.getctime(filename)).date() < datetime.today().date()):
print "DELETE: "+str(keyNum)+", [File older than today]"
os.remove(filename)
else:
print "CACHED: "+str(keyNum)+" [Returning cached file]"
return filename
if not self.URL:
print 'ERROR: Unable to locate file, and URL fetching not configured'
return False
if (self.URL and "<CARDNUM>" not in self.URL):
print 'ERROR: <CARDNUM> placeholder not found in URL config'
return False
try:
print "GET: "+str(keyNum)+" [Downloading new file]"
url = self.URL.replace('<CARDNUM>', str(keyNum))
uh = urllib2.urlopen(url)
except:
print "NOTFOUND: "+str(keyNum)+" [Server responded non-200]"
return False
CHUNK = 16 * 1024
with open(filename, 'wb') as f:
while True:
chunk = uh.read(CHUNK)
if not chunk: break
f.write(chunk)
f.close()
print "WROTE: "+filename
return filename
def main():
piglow.clear_on_exit = False
piglow.auto_update = True
piglow.all(0)
try:
status = update()
except: # Unknown error raised when the wifi adapter dies
piglow.blue(1)
# os.system('sudo shutdown -r now')
met_status = status.pop('metropolitan')
jubilee_status = status.pop('jubilee')
if datetime.date.today().isoweekday() in (6, 7):
# No Waterloo and City service on the weekend
status.pop('waterloo-city')
# Reminder: sets can't be keys to dicts but frozensets can
other_statuses = frozenset(status.values())
other_status = {frozenset(['GOOD']): 'GOOD',
frozenset(['GOOD', 'OK']): 'OK'}.get(other_statuses, 'BAD')
met_leds = {'GOOD': [1],
'OK': [1, 2],
'BAD': [1, 2, 3, 4, 5, 6]}[met_status]
jubilee_leds = {'GOOD': [7],
'OK': [7, 8],
'BAD': [7, 8, 9, 10, 11, 12]}[jubilee_status]
other_leds = {'GOOD': [13],
'OK': [13, 14],
'BAD': [13, 14, 15, 16, 17, 18]}[other_status]
[piglow.led(n, 1) for n in met_leds + jubilee_leds + other_leds]
import time
import piglow
piglow.auto_update = True
for x in range(6):
piglow.all(0)
piglow.ring(x,100)
time.sleep(0.5)
def __init__(self):
self.configFileLocation = os.getenv('CONFFILE', self.configFileLocation)
self.config = ConfigParser.ConfigParser()
#Try to load config file
if self.configFileLocation not in self.config.read(self.configFileLocation):
self.configFileLocation = None
#Try to set rfid input path from config file.
try:
self.rfidPath = self.config.get('Parkomatic', 'rfid_input_path')
except:
pass
#Try to set destination URL from config file.
try:
self.URL = self.config.get('Parkomatic', 'url')
except:
pass
#Try to set tmp path from config file.
try:
self.tmpLocation = self.config.get('Parkomatic', 'tmp_path')
except:
pass
try:
piglow_val = self.config.get('Parkomatic', 'piglow')
if piglow_val == "enable":
self.piGlowEnable = True
except:
pass
#Try to create the tmp location if it doesn't exist
if not os.path.exists(self.tmpLocation):
os.makedirs(self.tmpLocation)
#Make a connection to the CUPS server
try:
self.conn = cups.Connection()
except:
print "ERROR: CUPs not available"
#Sleep for 5 seconds as repeatedly attemping to connect to CUPs seems to make it hard for cups to start initially.
time.sleep(5)
sys.exit(1)
printers = self.conn.getPrinters()
if len(printers) == 0:
print "ERROR: No printers available"
time.sleep(5)
sys.exit(1)
#Get the first printer in the list
self.printer = printers.keys()[0]
#Create the RFID input device
self.rfidDevice = InputDevice(self.rfidPath)
print "STARTED: Waiting for input."
if self.piGlowEnable:
piglow.auto_update = True;
piglow.all(0)
piglow.red(255)
time.sleep(0.1)
piglow.red(0)
piglow.green(255)
time.sleep(0.1)
piglow.green(0)
piglow.yellow(255)
time.sleep(0.1)
piglow.white(255)
piglow.yellow(0)
time.sleep(0.1)
piglow.white(0)
#!/usr/bin/env python
import piglow
from time import sleep
piglow.auto_update = True
# blink 3 times
BRIGHT_MAX = 20
bright = BRIGHT_MAX
for count in range(4):
for x in range(6):
list = [x, x + 6, x + 12]
piglow.set(list, bright)
sleep(0.1)
bright = 0 if bright == BRIGHT_MAX else BRIGHT_MAX
# shine once
for x in range(130):
piglow.all(x)
piglow.show()
for x in reversed(range(130)):
piglow.all(x)
piglow.show()
piglow.auto_update = True
### You can customise these settings ###
show12hr = 1 # Show 12 or 24hr clock - 0= 24hr, 1= 12hr
ledbrightness = 10 # Set brightness of LED - 1-255 (recommend 10-20, put 0 and you won't see it!)
hourflash = 1 # Choose how to flash change of hour - 1= white leds, 2= all flash
armtop = "s" # h= hour, m= minutes, s= seconds
armright = "m"
armbottom = "h"
### End of customising ###
piglow.all(0)
hourcount = 0
hourcurrent = 0
while True:
time = datetime.now().time()
print(str(time))
hour = time.hour
min = time.minute
sec = time.second
if show12hr == 1:
if hour > 12:
hour = hour - 12
def hello_world():
piglow.all(64)
piglow.show()
return 'Shaun This is Python Hello World!' + sys.version
def __init__(self):
self.configFileLocation = os.getenv('CONFFILE',
self.configFileLocation)
self.config = ConfigParser.ConfigParser()
#Try to load config file
if self.configFileLocation not in self.config.read(
self.configFileLocation):
self.configFileLocation = None
#Try to set rfid input path from config file.
try:
self.rfidPath = self.config.get('Parkomatic', 'rfid_input_path')
except:
pass
#Try to set destination URL from config file.
try:
self.URL = self.config.get('Parkomatic', 'url')
except:
pass
#Try to set tmp path from config file.
try:
self.tmpLocation = self.config.get('Parkomatic', 'tmp_path')
except:
pass
try:
piglow_val = self.config.get('Parkomatic', 'piglow')
if piglow_val == "enable":
self.piGlowEnable = True
except:
pass
#Try to create the tmp location if it doesn't exist
if not os.path.exists(self.tmpLocation):
os.makedirs(self.tmpLocation)
#Make a connection to the CUPS server
try:
self.conn = cups.Connection()
except:
print "ERROR: CUPs not available"
#Sleep for 5 seconds as repeatedly attemping to connect to CUPs seems to make it hard for cups to start initially.
time.sleep(5)
sys.exit(1)
printers = self.conn.getPrinters()
if len(printers) == 0:
print "ERROR: No printers available"
time.sleep(5)
sys.exit(1)
#Get the first printer in the list
self.printer = printers.keys()[0]
#Create the RFID input device
self.rfidDevice = InputDevice(self.rfidPath)
print "STARTED: Waiting for input."
if self.piGlowEnable:
piglow.auto_update = True
piglow.all(0)
piglow.red(255)
time.sleep(0.1)
piglow.red(0)
piglow.green(255)
time.sleep(0.1)
piglow.green(0)
piglow.yellow(255)
time.sleep(0.1)
piglow.white(255)
piglow.yellow(0)
time.sleep(0.1)
piglow.white(0)
piglow.auto_update = True
### You can customise these settings ###
show12hr = 1 # Show 12 or 24hr clock - 0= 24hr, 1= 12hr
ledbrightness = 10 # Set brightness of LED - 1-255 (recommend 10-20, put 0 and you won't see it!)
hourflash = 1 # Choose how to flash change of hour - 1= white leds, 2= all flash
armtop = "s" # h= hour, m= minutes, s= seconds
armright = "m"
armbottom = "h"
### End of customising ###
piglow.all(0)
hourcount = 0
hourcurrent = 0
while True:
time = datetime.now().time()
hour,min,sec = str(time).split(":")
# Bug fix by Phil Moyer - Tested and verified by Ric Woods - Thanks guys!
try:
rv = str(sec).index(".")
sec,micro = str(sec).split(".")
except ValueError:
sec = str(sec)
micro = "0"
## brightness ##
## Example by tng - @TommyBobbins ##
##################################################
import piglow
piglow.auto_update = True
from time import sleep
import random
# Maximum random sleep between switching an LED on or off
sleep_period = 0.001
# Switch off all the lights first
piglow.all(0)
# We only want to select the Red, Orange and Yellow LEDs (roy)
roy_leds = ["01", "02", "03", "07", "08", "09", "13", "14", "15"]
def random_brightness():
sleep(random.uniform(0, sleep_period))
return random.randint(0, 255)
while True:
# Switch one random roy LED to one random brightness
led_to_switch = int(random.choice(roy_leds))
piglow.led(led_to_switch, random_brightness())
# Switch one random roy LED off
#!/usr/bin/env python
import piglow
from time import sleep
piglow.auto_update = True
# blink 3 times
BRIGHT_MAX = 20
bright = BRIGHT_MAX
for count in range(4):
for x in range(6):
list = [x, x + 6, x + 12]
piglow.set(list, bright)
sleep(0.1)
bright = 0 if bright == BRIGHT_MAX else BRIGHT_MAX
# shine once
for x in range(130):
piglow.all(x)
piglow.show()
for x in reversed(range(130)):
piglow.all(x)
piglow.show()
