Issues

• graphviz python-graphiz has to be manually installed after installing psyneulink for .show_graph()

  PrincetonUniversity/PsyNeuLink#3646 · Filter by author SamAndTheSun opened on Sep 11, 2026
  1

• Intermittent test_predator_prey failures

  PrincetonUniversity/PsyNeuLink#3605 · Filter by author kmantel opened on Jul 29, 2026
  2

• Incorrect setting of thread limit for pytorch

  tests
  PrincetonUniversity/PsyNeuLink#3486 · Filter by author jvesely opened on Mar 30, 2026

• EM decay

  PrincetonUniversity/PsyNeuLink#3390 · Filter by author younesStrittmatter opened on Nov 10, 2025
  

• DriftOnASphere implementation

  bug
  PrincetonUniversity/PsyNeuLink#3382 · Filter by author younesStrittmatter opened on Nov 4, 2025
  1

  

• UDF doesn't accept modulatory parameter specification

  bug
  PrincetonUniversity/PsyNeuLink#3308 · Filter by author younesStrittmatter opened on Jul 15, 2025
  

• Previous value of TransferMechanism is initialized as NoneType?

  Bug

  PrincetonUniversity/PsyNeuLink#3286 · Filter by author jongkeesbj opened on Jun 13, 2025
  3

• Bug in PEC - Python console appears to freeze

  PEC
  Bug

  PrincetonUniversity/PsyNeuLink#3279 · Filter by author jongkeesbj opened on Jun 3, 2025

• Conditional parameter fitting with arbitrary objective function

  PEC
  Feature

  PrincetonUniversity/PsyNeuLink#3261 · Filter by author jongkeesbj opened on May 8, 2025

• Calculate AIC and BIC scores in the PEC

  PEC
  Feature

  PrincetonUniversity/PsyNeuLink#3214 · Filter by author jongkeesbj opened on Feb 25, 2025
  

• PEC bug when fitting offset parameter on integrator function

  PEC
  Bug

  PrincetonUniversity/PsyNeuLink#3199 · Filter by author jongkeesbj opened on Feb 19, 2025
  6

  

• Mechanism nodes created by the EMComposition json_summary issue

  PrincetonUniversity/PsyNeuLink#3174 · Filter by author ddelpiano opened on Jan 28, 2025
  2

• graphviz representation not working when creating the model programmatically

  PrincetonUniversity/PsyNeuLink#3143 · Filter by author ddelpiano opened on Dec 13, 2024
  7

• DDM RESPONSE_TIME Bug

  Bug

  PrincetonUniversity/PsyNeuLink#3121 · Filter by author davidt0x opened on Nov 19, 2024
  2

• Learning resources

  PrincetonUniversity/PsyNeuLink#2918 · Filter by author JackCaster opened on Feb 22, 2024
  9

• ControlSignal costs are calculated twice

  Bug

  PrincetonUniversity/PsyNeuLink#2721 · Filter by author jvesely opened on Jul 7, 2023
  7

• Missing line from documentation comment

  documentation
  Bug

  PrincetonUniversity/PsyNeuLink#2717 · Filter by author rgobbel opened on Jul 5, 2023
  1

• TransferWithCosts: Shape of the variable of the combination function is always single element array

  Bug

  PrincetonUniversity/PsyNeuLink#2712 · Filter by author jvesely opened on Jun 30, 2023

• TransferWithCosts: Intensity cost is [1] even when intensity cost is disabled

  Bug

  PrincetonUniversity/PsyNeuLink#2711 · Filter by author jvesely opened on Jun 30, 2023
  1

• Standardize component constructor params/param_defaults/kwargs

  suggestion
  PrincetonUniversity/PsyNeuLink#2698 · Filter by author kmantel opened on Jun 13, 2023

• Components should be reset when state changes are not due to execution

  Bug

  PrincetonUniversity/PsyNeuLink#2695 · Filter by author kmantel opened on Jun 10, 2023
  

• MCMC

  PEC
  Feature

  PrincetonUniversity/PsyNeuLink#2660 · Filter by author davidt0x opened on May 2, 2023
  

• Integrate more optimization algorithms into PEC

  PEC
  Feature

  PrincetonUniversity/PsyNeuLink#2659 · Filter by author davidt0x opened on May 2, 2023
  2

  

• Behavior for conflicts between shared parameters

  PrincetonUniversity/PsyNeuLink#2600 · Filter by author kmantel opened on Feb 8, 2023

• Projection.weight and Projection.exponent are never applied

  Bug

  PrincetonUniversity/PsyNeuLink#2417 · Filter by author jvesely opened on May 14, 2022