Issues

• Move minimizers to get_free_parameters and remove get_fit_parameters from ModelBase

  [priority] medium[scope] significant
  easyscience/core#334 · Filter by author damskii9992 opened on Oct 16, 2026

• Feature: Add iMinuit as a minimizer?

  [area] fitting[priority] lowest[scope] enhancement
  easyscience/core#328 · Filter by author damskii9992 opened on Oct 13, 2026
  1

  

• Remove Optional and replace with vbar

  [maintainer] good first issue[priority] medium[scope] maintenance
  easyscience/core#320 · Filter by author rozyczko opened on Oct 6, 2026

• Fitted parameters shouldn't be globally accessible

  [priority] high[scope] bug
  easyscience/core#309 · Filter by author rozyczko opened on Sep 16, 2026
  1

• Remove the Hugger class

  [area] base classes[priority] medium[scope] maintenance
  easyscience/core#295 · Filter by author rozyczko opened on Aug 20, 2026

• Remove InterfaceFactory

  [area] base classes[priority] medium[scope] enhancement
  easyscience/core#294 · Filter by author rozyczko opened on Aug 20, 2026

• Variances of dependent parameters are wrong

  [area] parameters and descriptors[priority] medium[scope] bug
  easyscience/core#291 · Filter by author henrikjacobsenfys opened on Aug 19, 2026
  10

• Evaluation of dependent parameters is slow

  [area] parameters and descriptors[priority] medium[scope] maintenance
  easyscience/core#290 · Filter by author henrikjacobsenfys opened on Aug 19, 2026

• Add nested sampling in Bayesian analysis

  [area] bayesian[priority] medium[scope] enhancement
  easyscience/core#289 · Filter by author rozyczko opened on Aug 19, 2026
  1

  

• List of proposed issues for EasyCore 3.0

  [bot] release[priority] medium[scope] ⚠️ label needed
  easyscience/core#288 · Filter by author rozyczko opened on Aug 11, 2026

• DescriptorArray construction requires NumPy >= 2.1 (np.astype) while numpy is unpinned

  [area] parameters and descriptors[priority] high[scope] bug
  easyscience/core#276 · Filter by author rozyczko opened on Jun 14, 2026

• hugger/ script recording: enabled by default, mutates global state on attribute reads, unbounded log, reset always crashes

  [area] global_object[priority] high[scope] maintenance
  easyscience/core#275 · Filter by author rozyczko opened on Jun 14, 2026

• Map lifetime bugs: stale finalizers delete new entries; edges never pruned; rename keeps both names

  [area] global_object[priority] high[scope] bug
  easyscience/core#274 · Filter by author rozyczko opened on Jun 14, 2026

• Parameter dependency rollback corrupts state and masks the original error

  [area] parameters and descriptors[priority] high[scope] bug
  easyscience/core#272 · Filter by author rozyczko opened on Jun 14, 2026

• Copy protocol broken: deepcopy of any live descriptor raises; copy of any EasyList raises

  [area] base classes[priority] high[scope] bug
  easyscience/core#271 · Filter by author rozyczko opened on Jun 14, 2026

• LMFit tolerance routed by raw method argument instead of configured enum method

  [area] fitting[priority] high[scope] bug
  easyscience/core#270 · Filter by author rozyczko opened on Jun 14, 2026

• LMFit.convert_to_pars_obj crashes: Parameters.add_many takes varargs, not a list

  [area] fitting[priority] high[scope] bug
  easyscience/core#269 · Filter by author rozyczko opened on Jun 14, 2026

• Bumps fit: iteration counting wrong for lm/newton; success always fabricated; empty-history crash

  [area] fitting[priority] high[scope] bug
  easyscience/core#268 · Filter by author rozyczko opened on Jun 14, 2026

• Sampler.extend: increasing thin drops retained draws; Ngen is buffer capacity, not generations

  [area] fitting[priority] high[scope] bug
  easyscience/core#267 · Filter by author rozyczko opened on Jun 14, 2026

• Sampler._run captures 'original' fit function after MultiFitter has mutated it

  [area] fitting[priority] high[scope] bug
  easyscience/core#266 · Filter by author rozyczko opened on Jun 14, 2026

• DescriptorArray.variance = None crashes instead of clearing variances

  [area] parameters and descriptors[priority] highest[scope] bug
  easyscience/core#265 · Filter by author rozyczko opened on Jun 14, 2026

• Unweighted fitter.fit(x, y) always crashes — weights are de facto mandatory

  [area] fitting[priority] highest[scope] bug
  easyscience/core#264 · Filter by author rozyczko opened on Jun 14, 2026

• Failed fit leaves wrapped fit function bound; next fit silently evaluates on stale x-grid

  [area] fitting[priority] highest[scope] bug
  easyscience/core#263 · Filter by author rozyczko opened on Jun 14, 2026

• DFO parameter errors under-reported ~8x: norm.pdf used where norm.ppf intended

  [area] fitting[priority] highest[scope] bug
  easyscience/core#262 · Filter by author rozyczko opened on Jun 14, 2026

• Deep analysis issues

  [priority] high[scope] bug[scope] maintenance
  easyscience/core#261 · Filter by author rozyczko opened on Jun 12, 2026