qcodes breaking changes

0.63.0

1,602 breaking changes, first published November 12, 2026.

• Removed Keithley7510.trigger_in_ext_clear
  The parameter is replaced by a method of the same name; passing a value no longer works. github.com
• Removed Keithley7510Sense.auto_zero_once
  The parameter is replaced by a method of the same name; passing a value or reading it as a parameter no longer works. github.com
• Removed qcodes.instrument_drivers.Keithley.Keithley_6500.MultiType
  qcodes.instrument_drivers.Keithley.Keithley_6500.MultiType was removed in qcodes 0.63.0 pypi.org
• Behavior changed AgilentE8267C.pulse_width
  The parameter now returns a float in seconds instead of nanoseconds. github.com
• Behavior changed AimTTiChannel.curr_range
  Several parameters now reject non-integer values; whole-number floats are still accepted. github.com
• Behavior changed AMIModel4303D.cartesian
  Coordinate vectors now return a named tuple instead of a list; code comparing or modifying them must be updated. github.com
• Behavior changed AMIModel4303D.spherical
  Field parameters now report the magnets' field units (tesla or kilogauss) instead of always tesla. github.com
• Behavior changed Keithley2450.line_frequency
  The parameter now returns an int; code comparing it to a string must be updated. github.com
• Behavior changed Keithley2450Sense.count
  The parameter now returns an int; code comparing it to a string must be updated. github.com
• Behavior changed Keithley2450Sense.nplc
  The parameter now returns a float instead of the raw string. github.com

And 1,592 more in this version.

Check your code

These are the changes. To see which of them reach your code, scan a public repository, or have your coding agent call check_code with your manifest or lockfile over MCP. The API reads every change in every version, not only the newest. A fix pull request opens for the changes that reach a connected repository. Nothing merges or deploys.