Segno - Python QR Code and Micro QR Code encoder

Pure Python QR Code generator with no dependencies.

Segno (Italian for “sign” / “symbol”) generates QR Codes and Micro QR Codes according to ISO/IEC 18004:2015(E).

Links

• PyPI homepage

• GitHub homepage

• Issue tracker

Contents

• Creating QR codes or Micro QR codes
  • QR Code version
  • QR Code error correction level
  • QR Code data masking
    • Micro QR code with different data masks
    • QR code with different data masks
• QR code and Micro QR code serialization
  • Border
  • Scale
  • Color of dark and light modules
  • Saving QR codes to streams
  • More colorful QR Codes
  • Available serializers
• Boost error correction level
  • Examples
• QR Code modes
  • Numeric mode
  • Alphanumeric mode
  • Kanji mode
  • Byte mode
  • Hanzi mode
• Structured Append
  • Structured Append by QR Code version
  • Structured Append by number of symbols
• Colorful QR Codes
  • Module names
    • dark / --dark
    • light / --light
    • alignment_dark / --align-dark
    • alignment_light / --align-light
    • dark_module / --dark-module
    • data_dark / --data-dark
    • data_light / --data-light
    • finder_dark / --finder-dark
    • finder_light / --finder-light
    • format_dark / --format-dark
    • format_light / --format-light
    • quiet_zone / --quiet-zone
    • separator / --separator
    • timing_dark / --timing-dark
    • timing_light / --timing-light
    • version_dark / --version-dark
    • version_light / --version-light
• SVG options
  • Options
    • xmldecl
    • svgns
    • svgid / --svgid
    • svgclass / --svgclass
    • lineclass / --lineclass
    • omitsize / --no-size
    • nl
    • title / --title
    • desc / --desc
    • unit / --unit
    • encoding / --svgencoding
    • draw_transparent
    • svgversion / --svgversion
  • Optimizing SVG
• Special QR Code factory functions
  • Create a QR code for a WIFI configuration
  • Create a QR code encoding geographic information
• Creating a QR Code encoding contact information
  • MeCard
  • vCard
• EPC QR Codes
• Pillow
  • Convert QR code to RGB(A)
  • Add a logo to a QR code
• Artistic QR Codes
• Web development
  • Flask
    • Data URIs
    • Embed SVG QR codes into HTML
    • Create a view
  • Django
    • Saving a QR code to an ImageField
• QR Code creation from the command line
  • Usage
  • QR Code version
  • QR Code error correction level
  • QR code serialization
  • Scaling QR codes
  • Changing the size of the quiet zone
  • Colors
  • Structured Append
• Comparison of Python QR Code libraries
  • Features
  • Performance
    • Create a 1-M QR code
    • Create a 7-Q QR code
    • Create a 30-H QR code
    • Create a QR code and serialize it as SVG
    • Create a QR code and serialize it as PNG
• Man pages
  • segno
    • Synopsis
    • Description
    • Command Line Options
      • QR Code Options
      • Output Options
      • Module Colors
      • SVG Options
      • PNG Options
    • Exit Status
    • Examples
• Writing plugins for Segno
  • Simple plugin
• API
  • Module contents
  • High level QR Code factories
• Python 2 statement
• Changes
  • 1.x.y – 2022-mm-dd
  • 1.5.2 – 2022-05-25
  • 1.5.1 – 2022-05-24
  • 1.5.0 – 2022-05-24
  • 1.4.1 – 2021-11-25
  • 1.4.0 – 2021-11-06
  • 1.3.3 – 2021-03-23
  • 1.3.2 – 2021-03-22
  • 1.3.1 – 2020-09-01
  • 1.3.0 – 2020-08-31
  • 1.2.1 – 2020-08-27
  • 1.2.0 – 2020-08-18
  • 1.1.0 – 2020-08-05
  • 1.0.2 – 2020-07-30
  • 1.0.1 – 2020-07-28
  • 1.0.0 – 2020-02-14
  • 0.4.0 – 2020-01-21
  • 0.3.9 – 2020-01-19
  • 0.3.8 – 2020-01-15
  • 0.3.7 – 2020-01-09
  • 0.3.6 – 2020-01-06
  • 0.3.5 – 2020-01-03
  • 0.3.4 – 2020-01-02
  • 0.3.3 – 2019-12-29
  • 0.3.2 – 2019-07-15
  • 0.3.1 – 2019-07-15
  • 0.3.0 – 2019-06-25
  • 0.2.9 – 2019-04-24
  • 0.2.8 – 2018-10-17
  • 0.2.7 – 2018-02-18
  • 0.2.6 – 2018-02-18
  • 0.2.5 – 2017-02-14
  • 0.2.4 – 2017-01-31
  • 0.2.3 – 2016-10-17
  • 0.2.2 – 2016-09-21
  • 0.2.1 – 2016-09-15
  • 0.2.0 – 2016-09-15
  • 0.1.9 – 2016-09-15
  • 0.1.8 – 2016-09-14
  • 0.1.7 – 2016-09-04
  • 0.1.6 – 2016-08-25
  • 0.1.5 – 2016-08-24
  • 0.1.4 – 2016-08-21
  • 0.1.3 – 2016-08-20
  • 0.1.2 – 2016-08-17
  • 0.1.1 – 2016-08-14

Indices and tables

• Index

• Module Index

• Search Page