Working with Libre-Printer source code

All the main code is developped in Python3.9+ language.

Note

All Python modules are documented with a rate of 100%. Code is also heavily tested with a coverage rate of at least 95%.

Technical documentation

• Legacy ESC/P2 Converter
  • Interprocess communication
  • Converter wrapper
• Plugins
  • ESC & ESC/P2 converter
    • EscapyEventHandler
      • EscapyEventHandler.build_command()
      • EscapyEventHandler.on_closed()
    • configure_escapy()
    • setup_escapy_watchdog()
  • Data & PDF to Printer
    • PdfEventHandler
      • PdfEventHandler.on_closed()
    • setup_pdf_watchdog()
  • PCL to PDF
    • PclEventHandler
      • PclEventHandler.on_closed()
    • setup_pcl_watchdog()
  • HPGL to PDF
    • HpglEventHandler
      • HpglEventHandler.on_closed()
    • setup_hpgl_watchdog()
  • PostScript to PDF
    • PostscriptEventHandler
      • PostscriptEventHandler.on_closed()
    • setup_postscript_watchdog()
  • Text to PDF
    • TxtEventHandler
      • TxtEventHandler.on_closed()
    • configure_text()
    • setup_text_watchdog()
  • Seiko Qt-2100 Timegrapher to PDF & CSV
    • SeikoEventHandler
      • SeikoEventHandler.build_data()
      • SeikoEventHandler.on_closed()
      • SeikoEventHandler.on_modified()
    • configure_seiko()
    • setup_seiko_watchdog()
• Core
  • Global settings
    • log_level()
    • logger()
  • Configuration
    • debug_config_file()
    • load_config()
    • parse_config()
  • File handler
    • cleanup_directories()
    • convert_data_line_ending()
    • convert_file_line_ending()
    • get_job_number()
    • init_directories()
  • Interface communication
    • apply_msb_control()
    • build_interface_config_settings()
    • configure_interface()
    • get_buffer()
    • is_bit_set()
    • parse_buffer()
    • read_interface()
    • sync_converters()
  • Serial handler
    • get_serial_handler()