🧾 PAY by Square Invoice Generator

PDF invoice generator with Pay by Square QR code (Slovakia).

Features

• Uses reportlab to build the PDF layout
• Generates valid Pay by Square QR code with pay-by-square library
• Embeds the QR code image with qrcode
• Reads invoice data from a simple text config (invoice_data.txt)

Installation

pip install -r requirements.txt

Usage

1. Copy invoice_data_example.txt to invoice_data.txt and adjust values
2. Run:

python main.py

The invoice PDF will be saved in the invoices/ folder.

Example Input (invoice_data_example.txt)

# ----- SUPPLIER -----
seller_name=Your Name
seller_address=Your address, City
iban=SK6475000000001234567890
bic=YOURBANKXXX
issue_date=15.08.2025
currency=EUR
days_due=14
note=Invoice for services

# ----- CLIENT -----
client_name=Client s.r.o.
client_address=Client address, City

# ----- ITEMS -----
items=
    Service A,1,pcs,123

License

MIT © 2025 Dmytro Afanasiev

Example

Input: examples/sample_input.json
Output: examples/sample_invoice.pdf