def get_qrcode(data):
"""
Return a QR Code PNG (binary data)
"""
height = width = 250
code = QRChart(height, width)
code.set_ec('L', 0) # "Level L" error correction with a 0 pixel margin
code.add_data(data)
with get_temp_file() as (__, fname):
code.download(fname)
with open(fname, "rb") as f:
png_data = f.read()
return png_data
def get_qrcode(data):
"""
Return a QR Code PNG (binary data)
"""
height = width = 250
code = QRChart(height, width)
code.set_ec('L', 0) # "Level L" error correction with a 0 pixel margin
code.add_data(data)
with get_temp_file() as (__, fname):
code.download(fname)
with open(fname, "rb") as f:
png_data = f.read()
return png_data
def hello():
# Create a 250x250 QR chart
chart = QRChart(250, 250)
# Add the text
chart.add_data('Hello, World!')
# "Level H" error correction with a 0 pixel margin
chart.set_ec('H', 0)
# Download
chart.download('qr-hello.png')
def get_qr_code_from_google():
from pygooglechart import QRChart
# Create a AxA QR code chart
chart = QRChart(126, 126)
# Add the text
chart.add_data('ID:1234|Info: foobar')
# "Level H" error correction with a 0 pixel margin
chart.set_ec('H', 0)
# Download
chart.download('1.png')
def parse_data(data, out_prefix):
chart = QRChart(SIZE, SIZE)
chart.add_data(data.strip())
chart.set_ec('H', 0)
out_fmt = out_prefix + '_{:03d}.png'
count = 0
out_file = out_fmt.format(count)
while os.path.exists(out_fmt.format(count)):
count += 1
out_file = out_fmt.format(count)
print 'Saving {}'.format(out_file)
chart.download(out_file.format(count))
def createVCard(self, data):
try:
logging.debug("In create vCard")
chart = QRChart(HEIGHT, WIDTH)
templateData = ''
for k, v in data.items():
templateData = self._templateData.replace('{%s}' % k, v)
self._templateData = templateData
match = re.sub(r'{\w*\w}', '', templateData)
chart.add_data(match)
chart.set_ec('H', 0)
uid = uuid.uuid1()
filePath = '%s/../static/cache/%s.png' % (os.path.dirname(__file__), uid)
logging.debug("Creating image: " + filePath)
chart.download(filePath)
return uid
except ex:
logging.debug('Unhandled exception')
logging.exception('Unhandled exception')
def create_qrcode_image(self):
chart = QRChart(SHORTIM_QRCODE_SIZE, SHORTIM_QRCODE_SIZE)
chart.add_data(self.get_short_full_url())
chart.set_ec('L', 0)
chart.download(self.get_qrcode_path())
def doQr(text,fichier):
chart = QRChart(125,125)
chart.add_data(text)
chart.set_ec('H',0)
chart.download(fichier)
