def _mkqrcode(self, idents):
"""Generates the actual QR code"""
if idents is not None:
url = self._base_url.format(*idents)
else:
url = self._base_url
qrcode = QRCode(url)
with NamedTemporaryFile('rb', suffix='.png') as tmp:
qrcode.png(tmp.name, self._scale)
tmp.seek(0)
qr_data = tmp.read()
return qr_data
def get_QR(self, uuid=None, enableCmdQR=False, picDir=None, qrCallback=None):
uuid = uuid or self.uuid
picDir = picDir or config.DEFAULT_QR
qrStorage = io.BytesIO()
qrCode = QRCode('https://login.weixin.qq.com/l/' + uuid)
qrCode.png(qrStorage, scale=10)
if hasattr(qrCallback, '__call__'):
qrCallback(uuid=uuid, status='0', qrcode=qrStorage.getvalue())
else:
if enableCmdQR:
utils.print_cmd_qr(qrCode.text(1), enableCmdQR=enableCmdQR)
else:
with open(picDir, 'wb') as f:
f.write(qrStorage.getvalue())
utils.print_qr(picDir)
return qrStorage
def __init__(self, title=None, footer=None, company=None, order=None, to=None, table=None, template=None,
filename=None, request=None):
self.title = title
self.footer = footer if footer is not None else self.footer
self.company = company if company is not None else self.company
self.order = order if order is not None else self.order
self.to = to if to is not None else self.to
self.table = table if table is not None else self.table
self.template = template if template is not None else self.template
self.filename = filename if filename is not None else self.filename
self.request = request
# create qrcode if qrcode is not none
if footer['qrcode'] is not None:
qrc = QRCode(footer['qrcode'])
qrcode = "%s/%s" % (settings.MEDIA_ROOT, self.filename.split('.pdf')[0]+".png")
qrc.png(qrcode, scale=9)
footer['qrcode'] = qrcode
def get_QR(self, uuid=None, enableCmdQR=False, picDir=None, qrCallback=None):
uuid = uuid or self.uuid
picDir = picDir or config.DEFAULT_QR
qrStorage = io.BytesIO()
qrCode = QRCode('https://login.weixin.qq.com/l/' + uuid)
qrCode.png(qrStorage, scale=10)
if hasattr(qrCallback, '__call__'):
qrCallback(uuid=uuid, status='0', qrcode=qrStorage.getvalue())
else:
if enableCmdQR is None:
utils.print_cmd_qr(qrCode.text(1), enableCmdQR=2)
with open(picDir, 'wb') as f:
f.write(qrStorage.getvalue())
utils.print_qr(picDir)
elif enableCmdQR:
utils.print_cmd_qr(qrCode.text(1), enableCmdQR=enableCmdQR)
else:
with open(picDir, 'wb') as f:
f.write(qrStorage.getvalue())
utils.print_qr(picDir)
return qrStorage
def get_QR():
"""
根据扫码登录uuid生成登录二维码
:param uuid: 扫码登录uuid
:return: BytesIO 二维码二进制io流
"""
uuid = _get_QRuuid()
# 如果没有请求到扫码登录的uuid，返回错误
if not uuid:
return ret_val.gen(ret_val.CODE_PROXY_ERR,
extra_msg='Cannot get QRuuid ! 无法获取二维码扫码登录uuid !')
else:
session[SESSION_KEY.WxLoginInfo]['uuid'] = uuid
qrStorage = io.BytesIO()
qrCode = QRCode('https://login.weixin.qq.com/l/' + uuid)
qrCode.png(qrStorage, scale=10)
return ret_val.gen(ret_val.CODE_SUCCESS,
data={
"qrcode":
bytes.decode(
base64.b64encode(qrStorage.getvalue()))
})
from pyqrcode import QRCode
url = QRCode('http://www.ntu.edu.tw')
url.png('url.png', scale=10)
start = 1
num_sheets = 4
label_text = "This Is Sample Label Text"
count = start - 1
font = ImageFont.load('courR08.pil')
for j in range(1, num_sheets + 1):
sheet = Image.new('RGBA', (590, 720), (255, 255, 255, 255))
for i in range(0, 20):
count = count + 1
seq = str(count).zfill(7)
qr = QRCode(seq)
qr.png('qr.png', scale=2)
qr_img = Image.open('qr.png', 'r')
qr_img_w, qr_img_h = qr_img.size
label = Image.new('RGBA', (288, 72), (255, 255, 255, 255))
bg_w, bg_h = label.size
offset = ((bg_h - qr_img_h) // 2, (bg_h - qr_img_h) // 2)
label.paste(qr_img, offset)
d = ImageDraw.Draw(label)
label_h_offset = int(155 - (5 * len(label_text) / 2))
d.text((label_h_offset, 22), label_text, font=font, fill=(0, 0, 0))
seq_h_offset = int(155 - (5 * len(seq) / 2))
d.text((seq_h_offset, 37), seq, font=font, fill=(0, 0, 0))
h_offset = int(i % 2 * 302)
#-*-coding:UTF-8 -*-
# EX08_01.py
#
# pyqrcode 使用範例
#
from pyqrcode import QRCode
url = QRCode('http://www.ntu.edu.tw')
#輸出SVG格式檔案:url.svg ,縮放比為10
url.svg('url.svg', scale=10)
#輸出PNG格式檔案:url.png ,縮放比為10
url.png('url.png', scale=10)
def get_qrcode(self):
url = 'https://login.weixin.qq.com/l/%s' % self.uuid
qr_code = QRCode(url)
qr_bytes = io.BytesIO()
qr_code.png(qr_bytes, scale=10)
return qr_bytes.getvalue()
# coding=utf-8
from pyqrcode import QRCode
data = QRCode("hello world")
print data.text()
data.png('pyqrcode_encode.png',
scale=5,
module_color=(0x66, 0x33, 0x0),
background=(0xff, 0xff, 0xff, 0x88))
from pyqrcode import QRCode
ur1 = QRCode('http://www.ntu.edu.tw')
ur1.svg('ur1.svg', scale=10)
ur1.png('ur1.png', scale=10)
def generate_qr_code(msg="Hello World",
filename="qr.png",
scale=6,
version=40):
url = QRCode(msg, version=version)
url.png(filename, scale=6)
def Generator(self,data):
self.data=data
img=QRCode(data)
g=fr'{data}.png'
img.png(fr"C:\Users\marqu\Documents\DOCUMENTOS MARK\Programas\PYTHON\SISTEMA DE DESCONTO\banco de dados\{g}", scale=5)
from pyqrcode import QRCode
# url = QRCode("https://www.google.com/")
# # url.svg('uca-url.svg', scale=8)
# print(url.terminal(quiet_zone=1))
number = QRCode("type whatever you want")
number.png('big-number.png', scale=20)
