def generate_barcode_label(self):
from blabel import LabelWriter
label_writer = LabelWriter(
"barcode_template.html", default_stylesheets=("barcode_style.css",),
)
records = [self.barcode_record]
return label_writer.write_labels(records, target=None)
def render_to_file(self, filename, items, **kwargs):
"""
Render labels to a PDF file
"""
records = self.get_record_data(items)
writer = LabelWriter(self.template)
writer.write_labels(records, filename)
def generate_label(products, filename):
from blabel import LabelWriter
label_writer = LabelWriter("item_template.html",
default_stylesheets=("style.css", ))
records = [
dict(sample_id="s01", sample_name="Sample 1"),
dict(sample_id="s02", sample_name="Sample 2")
]
label_writer.write_labels(products, target=filename + '.pdf', base_url='.')
def render(self, items, **kwargs):
"""
Render labels to an in-memory PDF object, and return it
"""
records = self.get_record_data(items)
writer = LabelWriter(self.template)
buffer = io.BytesIO()
writer.write_labels(records, buffer)
return buffer
def writeLabels(excelFile, templateFile, stylesheet=None):
assets = list()
try:
dataframe = pandas.read_excel(excelFile, dtype='str')
except:
print("Unknown Exception: Failed to load spreadsheet.")
return False
records = dataframe.to_dict(orient='record')
label_writer = LabelWriter(templateFile,
default_stylesheets=(stylesheet))
label_writer.write_labels(assets, target="export.pdf")
return True
from blabel import LabelWriter
label_writer = LabelWriter("item_template.html",
default_stylesheets=("style.css", ))
records = [
dict(sample_id="s01", sample_name="Sample 1"),
dict(sample_id="s02", sample_name="Sample 2"),
]
label_writer.write_labels(records, target="qrcode_and_date.pdf")
from blabel import LabelWriter
import pydenticon
import base64
def generate_identicon(sample_id):
identicon_generator = pydenticon.Generator(
6, 6, foreground=['red', 'blue', 'green', 'purple'])
img = identicon_generator.generate(sample_id, 60, 60)
return 'data:image/png;base64,%s' % (base64.b64encode(img).decode())
label_writer = LabelWriter("item_template.html",
default_stylesheets=("style.css", ),
generate_identicon=generate_identicon)
records = [
dict(sample_id="s01", sample_name="Sample 1"),
dict(sample_id="s02", sample_name="Sample 2"),
dict(sample_id="s03", sample_name="Sample 3")
]
label_writer.write_labels(records, target='barcode_and_dynamic_picture.pdf')