Moving to v9.4

This chapter describes how to migrate to PyTango versions 9.4.x from 9.3.x and earlier.

• Dependencies and installation
  • Dependencies
  • Installation
• Empty spectrum and image attributes
  • Writing - server side
  • Reading - client side
    • High-level API reads
    • Low-level API reads
    • Low-level API reads of set point (write value)
• Changes to extract_as when reading spectrum and image attributes
  • Keep value and w_value separate
  • Disabled types
  • Problems with UTF-8 encoding
• Non-bound user functions for read/write/isallowed and commands
• High-level API for dynamic attributes
• High-level API support for DevEnum spectrum and image attributes
• Optionally add Python attributes to DeviceProxy instances
• New attribute decorators
• Broken logging with “%”