DEAP/deap

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Distributed Evolutionary Algorithms in Python

Stars: 6.4k
Forks: 1.2k
Open beginner issues: 0
Indexed issues: 236

Dominant language: Python
License: LGPL-3.0
Last GitHub push: Apr 17, 2026
Latest indexed: Sep 21, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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236 open issues indexed

Please provide a Claude Code skill or plugin for DEAP Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

DEAP/deap#774 · 1 comment · Opened Feb 18, 2026
Method selTournament Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

DEAP/deap#772 · Opened Dec 9, 2025
Please tag recent releases Open

Difficulty 1/5 Under an hour Newbie friendliness 35/100

DEAP/deap#768 · Opened May 4, 2025
Inconsistent Results in Genetic Programming with Global Random Seed Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

DEAP/deap#765 · 6 comments · Opened Apr 20, 2025
varAnd question Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

DEAP/deap#761 · 2 comments · Opened Dec 22, 2024
make html in doc/ fails because of missing "import os" Open

Difficulty 1/5 Under an hour Newbie friendliness 55/100

DEAP/deap#757 · Opened Oct 13, 2024
Documentation for Symbolic Regression example has broken formatting Open

Difficulty 2/5 1-3 hours Newbie friendliness 52/100

DEAP/deap#756 · Opened Aug 29, 2024
no mutation function to handle individual with mixed data types with different characteristics Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

DEAP/deap#755 · Opened Aug 28, 2024
Logger support? Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

DEAP/deap#750 · Opened Jul 30, 2024
Fitness Comparation using a aggregated variable instead of lexicographic comparation Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

DEAP/deap#745 · Opened Apr 4, 2024
Bug in released deap 1.4.1 on PyPI Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

DEAP/deap#744 · Opened Apr 3, 2024
How to use GA to find optimal set of solutions for multi-objective functions Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

DEAP/deap#743 · 6 comments · Opened Mar 17, 2024
gp.cxSemantic causes polyploidy Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

DEAP/deap#742 · Opened Mar 16, 2024
selNSGA3WithMemory fails if passed uniform_reference_points where nobj = 1 Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

DEAP/deap#741 · Opened Feb 26, 2024
cxSimulatedBinaryBounded raises Exception with various eta Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

DEAP/deap#740 · 1 comment · Opened Feb 16, 2024
Seeking Help for "ValueError: too many values to unpack" Issue in Python Program Open

Difficulty 4/5 3-5 days Newbie friendliness 15/100

DEAP/deap#736 · 1 comment · Opened Dec 11, 2023
Getting the Pareto Front for every generation Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

DEAP/deap#735 · Opened Dec 9, 2023
question about kfold Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

DEAP/deap#734 · 1 comment · Opened Dec 9, 2023
question about the height of gp tree Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

DEAP/deap#731 · 1 comment · Opened Nov 5, 2023
Support Python 3.11 and 3.12, including wheels on PyPI Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

DEAP/deap#727 · 2 reactions · Opened Sep 27, 2023
MultiStatistics class supports different functions for each Statistics object Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

DEAP/deap#720 · Opened Aug 8, 2023
Adding library to Code Library Search plugin Open

Difficulty 5/5 Over a week Newbie friendliness 10/100

DEAP/deap#708 · Opened Jul 7, 2023
Bug with Compiling ADFs Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

DEAP/deap#706 · Opened Jun 23, 2023
optimize to obtain the maximum of a well trained neural network output Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

DEAP/deap#703 · Opened Jun 6, 2023
Why can't I get "equal lengths" of fitness values? Open

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

DEAP/deap#700 · Opened May 24, 2023
why does hall of fame return nan ocassionally? Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

DEAP/deap#699 · Opened May 23, 2023
How to not allow repetitions in individuals Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

DEAP/deap#695 · 1 comment · Opened Apr 5, 2023
Logbook stream should print header if no records Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

DEAP/deap#694 · Opened Apr 4, 2023
RecursionError when using pd.DataFrame as creator.create base argument Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

DEAP/deap#688 · Opened Mar 7, 2023
Inaccuracy in PSO example? Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

DEAP/deap#685 · Opened Jan 24, 2023
How can I use GPU instead of multiprocessing or scoop in DEAP? Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

DEAP/deap#684 · 5 comments · Opened Jan 19, 2023
request for enhancement of operational readiness Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

DEAP/deap#681 · 2 comments · Opened Dec 29, 2022
AttributeError: module 'deap.creator' has no attribute 'Particle' Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

DEAP/deap#679 · 1 comment · Opened Dec 16, 2022
CMA StrategyMultiObjective Slowdown for number of objectives ~ 15 Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

DEAP/deap#677 · 2 comments · Opened Nov 29, 2022
How to generate random strings or characters for individuals Open

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

DEAP/deap#676 · 1 comment · Opened Nov 16, 2022
How to find the running time of each candidate in each generation ? Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

DEAP/deap#672 · Opened Oct 18, 2022
Question : varAnd Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

DEAP/deap#669 · 1 comment · Opened Sep 30, 2022
Tests fail: No module named 'ConfigParser' Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

DEAP/deap#668 · Opened Sep 25, 2022
Add applied multioutput regression example Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

DEAP/deap#667 · 2 comments · Opened Aug 20, 2022
Generate a tree that contains a list of variables Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

DEAP/deap#665 · 1 comment · Opened Aug 18, 2022
RuntimeWarning: invalid value encountered in divide Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

DEAP/deap#661 · Opened Aug 5, 2022
deap\benchmarks\tools.py Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

DEAP/deap#656 · 2 comments · Opened Jul 11, 2022
mutPolynomialBounded returns NaN value in individual Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

DEAP/deap#655 · 4 comments · Opened Jul 10, 2022
Hypervolume dimention limit Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

DEAP/deap#654 · 2 comments · Opened Jul 8, 2022
ImportError: cannot import name 'Sequence' from 'collections' Open

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

DEAP/deap#652 · Opened Jun 25, 2022
GP novelty search Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

DEAP/deap#648 · Opened Jun 10, 2022
Doubt Normalized Hypervolume Calculation Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

DEAP/deap#647 · Opened Jun 10, 2022
Error raise when use eval() to calculate expression string contained 0 arity function terminal Open

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

DEAP/deap#644 · Opened Jun 4, 2022
Genetic Programming taking into account units Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

DEAP/deap#642 · Opened May 17, 2022
NSGAII tournament selection with selection count smaller than population number Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

DEAP/deap#641 · Opened May 11, 2022

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