escpos-web

Python based HTTP api for interaction with ESCPOS based printers. Basically just a web api for python-escpos

Setup

• pip install -r requirements.txt
• cp config.json.example config.json
• Set config.json parameters
• Point to your printer
  • Find your vendor and device IDs using lsusb
  • cp printer.py.example printer.py
  • Add your IDs in place of 1234 in printer.py

Usage

Send a post request to /control with a JSON serialised array of command dicts. (Check client.py for examples)

Text

Command name: text

data parameters:

Parameter	Type	Usage	Optional
text	str	The text to print	Required
size	int	The size of the text	Optional, defaults to 2
newline	boolean	Whether a newline should be printed at the end of the text	Optional, defaults to true

Image

Command name: image

data parameters:

Parameter	Type	Usage	Optional
image	str	The image to print. Must be either a local file mapped in config.json or a url.	Required

QR code

Command name: qr

data parameters:

Parameter	Type	Usage	Optional
text	str	The contents of the QR code	Required

Cutting

Command name: cut

data parameters:

• None