292 lines
12 KiB
Python
292 lines
12 KiB
Python
# Copyright (C) 2020 Daniel Richardson richardson.daniel@hotmail.co.uk
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#
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# This file is part of stockTicker project for justinodunn.
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#
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# stockTicker can not be copied and/or distributed without the express
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# permission of Daniel Richardson
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from twelvedata import TDClient
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import sys
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import os
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import threading
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from PIL import Image, ImageDraw, ImageFont
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import time
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import csv
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from rgbmatrix import RGBMatrix, RGBMatrixOptions
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class StockTicker():
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def __init__(self):
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#Define global resources
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self.symbols = []
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#self.ApiKeys = [["b1be6696d54342bdb5c8f59a052854fd","237d183faf984e7eba708a647c55153a","3012b3cb19784ed4be2b02e9907e53cb"],["f835e85df2a74df1904fe6dc53bcc17a","41ec268496744c34a96e3c408081300b","2d566fc71ade46d688713b13730c5219"]]
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self.ApiKeys = [["6172b84d1f464ad88b95ed52e4391bce","979f9b8c9ee748fbbb57cb490ccaaf42","593fa818a44144699b75433aafd92d15"]]
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self.retrievedList = []
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self.greenORred = (255, 255, 255)
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self.ListStocks = []
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self.blank = Image.open('logos/blank.png')
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self.ApiCalledError = False
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self.keySwapper = 0
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self.displayTime = 60
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self.speedDisplay = 25
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self.running = True
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self.Delay = 20
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self.parseCSV = 0
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self.symbolLength = 0
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self.brightness = 1.0
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# Configuration for the matrix
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options = RGBMatrixOptions()
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options.rows = 64
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options.cols = 64
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options.chain_length = 1
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options.parallel = 1
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options.hardware_mapping = 'adafruit-hat' # If you have an Adafruit HAT: 'adafruit-hat'
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options.gpio_slowdown = 4
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self.matrix = RGBMatrix(options = options)
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def openImage(self, image_file):
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image = Image.open(image_file)
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# Make image fit our screen.
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#image.thumbnail((self.matrix.width, self.matrix.height), Image.ANTIALIAS)
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image = image.convert('RGB')
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return image
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def SetImage(self, image, pos_x = 0, pos_y = 0, offset_x = 0, offset_y = 0, unsafe=True):
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if (image.mode != "RGB"):
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raise Exception("Currently, only RGB mode is supported for SetImage(). Please create images with mode 'RGB' or convert first with image = image.convert('RGB'). Pull requests to support more modes natively are also welcome :)")
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if unsafe:
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#In unsafe mode we directly access the underlying PIL image array
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#in cython, which is considered unsafe pointer accecss,
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#however it's super fast and seems to work fine
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#https://groups.google.com/forum/#!topic/cython-users/Dc1ft5W6KM4
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img_width, img_height = image.size
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self.matrix.SetPixelsPillow(offset_x, offset_y, img_width, img_height, image)
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else:
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# First implementation of a SetImage(). OPTIMIZE_ME: A more native
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# implementation that directly reads the buffer and calls the underlying
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# C functions can certainly be faster.
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img_width, img_height = image.size
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pixels = image.load()
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for x in range(max(0, -offset_x), min(img_width, self.matrix.width - offset_x)):
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for y in range(max(0, -offset_y), min(img_height, self.matrix.height - offset_y)):
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(r, g, b) = pixels[x, y]
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self.matrix.SetPixel(x + offset_x, y + offset_y, r*brightness, g*brightness, b*brightness)
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def ScrollImage(self, image_file, pos_x = 0, pos_y = 0, delay = 0.05):
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image = self.openImage(image_file)
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i = 0
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while True:
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self.SetImage(image, offset_x = -i, offset_y = 0)
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time.sleep(delay)
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i += 1
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#Get the logo from file that is the same as ticker name
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def getLogo(self, Ticker):
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try:
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Logo = Image.open('logos/' + Ticker + '.png')
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except:
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print('Could not find logo for: ' + Ticker + ' using default')
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Logo = Image.open('logos/default.png')
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return Logo
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#Using change between min and day price give appropriate arrow
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#and set the overall change colour
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def getArrow(self, CHANGE):
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self.greenORred
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if(CHANGE>0):
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Arrow = Image.open('logos/up.png')
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self.greenORred = (0, 255, 0)
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return Arrow, CHANGE
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Arrow = Image.open('logos/down.png')
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self.greenORred = (255, 0, 0)
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CHANGE = (CHANGE * -1)
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return Arrow, CHANGE
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def get_text_dimensions(self, text_string, font):
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canvas = Image.new('RGB', (100,100))
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draw = ImageDraw.Draw(canvas)
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monospace = font
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text = text_string
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white = (255,255,255)
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draw.text((10, 10), text, font=monospace, fill=white)
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bbox = canvas.getbbox()
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width = bbox[2]-bbox[0]
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height = bbox[3]-bbox[1]
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return width,height
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#Draw Ticker, current and change onto one image
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def textToImage(self, TICKER, CURRENT, CHANGE, ARROW):
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font = ImageFont.load("7x14.pil")
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img = Image.new('RGB', (150, 32))
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d = ImageDraw.Draw(img)
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d.text((4, -4), TICKER, fill=(255, 255, 255), font=font)
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d.text((4, 13), CURRENT, fill=self.greenORred, font=font)
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text_width_current, text_height = self.get_text_dimensions(CURRENT, font)
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img.paste(ARROW, ((text_width_current + 9),18))
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d.text(((text_width_current+29), 13), CHANGE, fill=self.greenORred, font=font)
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text_width_change, text_height = self.get_text_dimensions(CHANGE, font)
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newWidth = (text_width_current+29) + (text_width_change)
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img.crop((0,0,newWidth,32))
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return img
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#Stitch the logo & prices picture into one image
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def stitchImage(self, IMAGES):
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widths, heights = zip(*(i.size for i in IMAGES))
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total_width = sum(widths)
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max_height = max(heights)
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new_im = Image.new('RGB', (total_width, max_height))
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x_offset = 0
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for im in IMAGES[0:2]:
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new_im.paste(im, (x_offset,0))
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x_offset += im.size[0]
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return new_im
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#Display the image onto the matrix
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def displayImage(self, IMAGE):
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print('k')
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return 0
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#Get current prices and day prices for the ticker then format the response into an array
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def getStockPrices(self, APIKEY, SYMBOLS):
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APIKEY = "237d183faf984e7eba708a647c55153a"
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try:
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symbols_list = SYMBOLS.split(",")
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td = TDClient(apikey=APIKEY)
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tmin = td.time_series(symbol=SYMBOLS, interval="1min", outputsize='1').as_json()
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tday = td.time_series(symbol=SYMBOLS, interval="1day", outputsize='2').as_json()
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for i in range(len(symbols_list)):
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currentMinPriceList = tmin[symbols_list[i]]
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currentDayPriceList = list(tday[symbols_list[i]])
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del currentDayPriceList[0]
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currentMinPriceClose = tmin[symbols_list[i]][0]['close']
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currentDayPriceClose = currentDayPriceList[0]['close']
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self.retrievedList.append([])
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self.retrievedList[i].append(symbols_list[i])
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self.retrievedList[i].append(currentMinPriceClose)
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self.retrievedList[i].append(currentDayPriceClose)
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except:
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self.ApiCalledError = True
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print("Could not fetch data - API CALLS REACHED? - Will display old image")
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#Connect all the pieces togeather creating 1 long final stock image
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def GetfullStockImage(self):
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self.ApiCalledError = False
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self.ListStocks = []
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self.retrievedList = []
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start = time.time()
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print('elapsed time: ' + str((time.time()-start)))
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j=0
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while (j<3):
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print('API KEY: ' + str(self.ApiKeys[self.keySwapper][j]))
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# NT: this weird API key thing doesnt work, when I hard code the API key in the above function it does
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self.getStockPrices(self.ApiKeys[self.keySwapper][j], self.symbols[(j+self.parseCSV)][0])
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if (self.ApiCalledError == False):
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j+=1
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print('elapsed time after api call: ' + str((time.time()-start)))
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for i in range(len(self.retrievedList)):
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print('elapsed timethrough loop: ' + str((time.time()-start)))
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Change = float(self.retrievedList[i][1])-float(self.retrievedList[i][2]) #TEXT
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Ticker = self.retrievedList[i][0] #TEXT
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Current = '%.2f' % float(self.retrievedList[i][1]) #TEXT
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Logo = self.getLogo(self.retrievedList[i][0])
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Arrow, Change = self.getArrow(Change)
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Change = '%.2f' % Change
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MidFrame = self.textToImage(Ticker, Current, Change, Arrow) #IMAGE THE TEXT
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StitchedStock = self.stitchImage([Logo,MidFrame])
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self.ListStocks.append(self.blank)
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self.ListStocks.append(StitchedStock)
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self.retrievedList = []
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else:
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break
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print('elapsed time loop ended: ' + str((time.time()-start)))
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if (self.ApiCalledError == False):
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FinalDisplayImage = self.stitchImage(self.ListStocks)
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FinalDisplayImage.save('final.ppm')
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print(self.retrievedList)
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#Send the final stitched image to the display for set amount of time
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def displayMatrix(self):
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#os.system("sudo ./demo -D1 final.ppm -t " + str(displayTime) +" -m "+ str(speedDisplay) +" --led-gpio-mapping=adafruit-hat --led-rows=32 --led-cols=256")
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os.system("sudo ./demo -D1 final.ppm -t " + str(self.displayTime) +" -m "+ str(self.speedDisplay) +" --led-gpio-mapping=adafruit-hat --led-rows=64 --led-cols=64 --led-slowdown-gpio=4 ")
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#Retrieve symbols from the CSV file
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def GetSymbols(self):
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self.symbols = []
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CSV = csv.reader(open('csv/tickers.csv', 'r'))
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z = 0
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for row in CSV:
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self.symbols.append([])
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endLine = str(row[0]+','+row[1]+','+row[2]+','+row[3]+','+row[4]+','+row[5]+','+row[6]+','+row[7]+','+row[8]+','+row[9]+','+row[10])
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self.symbols[z].append(endLine)
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z+=1
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print(self.symbols)
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#Main run definition called by server
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def runStockTicker(self, RUNTIME, DELAY, SPEEDTIME):
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self.parseCSV = 0
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self.Delay = DELAY
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self.displayTime = RUNTIME
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self.speedDisplay = SPEEDTIME
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self.GetSymbols()
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self.symbolLength = (len(self.symbols) - 3)
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self.GetfullStockImage()
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self.keySwapper += 1
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self.running = True
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self.parseCSV += 3
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while (True):
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if (self.running == True):
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if (self.keySwapper<=1):
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if(self.parseCSV <= self.symbolLength):
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th = threading.Thread(target=self.displayMatrix)
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th.start()
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#displayMatrix()
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time.sleep((int(self.displayTime) - int(self.Delay)))
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self.GetfullStockImage()
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self.keySwapper += 1
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th.join()
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self.parseCSV += 3
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else:
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self.parseCSV = 0
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else:
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self.keySwapper = 0
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else:
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break;
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#Change running to false stopping refresh at next checkpoint
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def stopStockTicker(self):
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self.keySwapper = 0
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self.running = False
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print('MATRIX DISPLAY STOP CALLED')
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