lazypredict

v0.2.12

Lazy Predict help build a lot of basic models without much code and helps understand which models works better without any parameter tuning For more information about how to use this package see README

Latest version published 2 years ago

License: MIT

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GitHub Stars: 2.66K
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Release Date: Sep 28, 2022
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License

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Open Issues: 76
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Last Release: 2 years ago
Last Commit: 2 years ago

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Package

Python Versions Compatibility: >=3.6

Age: 4 years
Latest Release: 2 years ago
Dependencies: 7 Direct / 16 Total
Versions: 12
Maintainers: 2
Wheels: OS Independent

Readme

============ Lazy Predict

.. image:: https://img.shields.io/pypi/v/lazypredict.svg :target: https://pypi.python.org/pypi/lazypredict

.. image:: https://img.shields.io/travis/shankarpandala/lazypredict.svg :target: https://travis-ci.org/shankarpandala/lazypredict

.. image:: https://readthedocs.org/projects/lazypredict/badge/?version=latest :target: https://lazypredict.readthedocs.io/en/latest/?badge=latest :alt: Documentation Status

.. image:: https://pepy.tech/badge/lazypredict :target: https://pepy.tech/project/lazypredict :alt: Downloads

.. image:: https://www.codefactor.io/repository/github/shankarpandala/lazypredict/badge :target: https://www.codefactor.io/repository/github/shankarpandala/lazypredict :alt: CodeFactor

Lazy Predict helps build a lot of basic models without much code and helps understand which models works better without any parameter tuning.

Free software: MIT license
Documentation: https://lazypredict.readthedocs.io.

============ Installation

To install Lazy Predict::

pip install lazypredict

===== Usage

To use Lazy Predict in a project::

import lazypredict

============== Classification

Example ::

from lazypredict.Supervised import LazyClassifier
from sklearn.datasets import load_breast_cancer
from sklearn.model_selection import train_test_split

data = load_breast_cancer()
X = data.data
y= data.target

X_train, X_test, y_train, y_test = train_test_split(X, y,test_size=.5,random_state =123)

clf = LazyClassifier(verbose=0,ignore_warnings=True, custom_metric=None)
models,predictions = clf.fit(X_train, X_test, y_train, y_test)

print(models)


| Model                          |   Accuracy |   Balanced Accuracy |   ROC AUC |   F1 Score |   Time Taken |
|:-------------------------------|-----------:|--------------------:|----------:|-----------:|-------------:|
| LinearSVC                      |   0.989474 |            0.987544 |  0.987544 |   0.989462 |    0.0150008 |
| SGDClassifier                  |   0.989474 |            0.987544 |  0.987544 |   0.989462 |    0.0109992 |
| MLPClassifier                  |   0.985965 |            0.986904 |  0.986904 |   0.985994 |    0.426     |
| Perceptron                     |   0.985965 |            0.984797 |  0.984797 |   0.985965 |    0.0120046 |
| LogisticRegression             |   0.985965 |            0.98269  |  0.98269  |   0.985934 |    0.0200036 |
| LogisticRegressionCV           |   0.985965 |            0.98269  |  0.98269  |   0.985934 |    0.262997  |
| SVC                            |   0.982456 |            0.979942 |  0.979942 |   0.982437 |    0.0140011 |
| CalibratedClassifierCV         |   0.982456 |            0.975728 |  0.975728 |   0.982357 |    0.0350015 |
| PassiveAggressiveClassifier    |   0.975439 |            0.974448 |  0.974448 |   0.975464 |    0.0130005 |
| LabelPropagation               |   0.975439 |            0.974448 |  0.974448 |   0.975464 |    0.0429988 |
| LabelSpreading                 |   0.975439 |            0.974448 |  0.974448 |   0.975464 |    0.0310006 |
| RandomForestClassifier         |   0.97193  |            0.969594 |  0.969594 |   0.97193  |    0.033     |
| GradientBoostingClassifier     |   0.97193  |            0.967486 |  0.967486 |   0.971869 |    0.166998  |
| QuadraticDiscriminantAnalysis  |   0.964912 |            0.966206 |  0.966206 |   0.965052 |    0.0119994 |
| HistGradientBoostingClassifier |   0.968421 |            0.964739 |  0.964739 |   0.968387 |    0.682003  |
| RidgeClassifierCV              |   0.97193  |            0.963272 |  0.963272 |   0.971736 |    0.0130029 |
| RidgeClassifier                |   0.968421 |            0.960525 |  0.960525 |   0.968242 |    0.0119977 |
| AdaBoostClassifier             |   0.961404 |            0.959245 |  0.959245 |   0.961444 |    0.204998  |
| ExtraTreesClassifier           |   0.961404 |            0.957138 |  0.957138 |   0.961362 |    0.0270066 |
| KNeighborsClassifier           |   0.961404 |            0.95503  |  0.95503  |   0.961276 |    0.0560005 |
| BaggingClassifier              |   0.947368 |            0.954577 |  0.954577 |   0.947882 |    0.0559971 |
| BernoulliNB                    |   0.950877 |            0.951003 |  0.951003 |   0.951072 |    0.0169988 |
| LinearDiscriminantAnalysis     |   0.961404 |            0.950816 |  0.950816 |   0.961089 |    0.0199995 |
| GaussianNB                     |   0.954386 |            0.949536 |  0.949536 |   0.954337 |    0.0139935 |
| NuSVC                          |   0.954386 |            0.943215 |  0.943215 |   0.954014 |    0.019989  |
| DecisionTreeClassifier         |   0.936842 |            0.933693 |  0.933693 |   0.936971 |    0.0170023 |
| NearestCentroid                |   0.947368 |            0.933506 |  0.933506 |   0.946801 |    0.0160074 |
| ExtraTreeClassifier            |   0.922807 |            0.912168 |  0.912168 |   0.922462 |    0.0109999 |
| CheckingClassifier             |   0.361404 |            0.5      |  0.5      |   0.191879 |    0.0170043 |
| DummyClassifier                |   0.512281 |            0.489598 |  0.489598 |   0.518924 |    0.0119965 |

========== Regression

Example ::

from lazypredict.Supervised import LazyRegressor
from sklearn import datasets
from sklearn.utils import shuffle
import numpy as np

boston = datasets.load_boston()
X, y = shuffle(boston.data, boston.target, random_state=13)
X = X.astype(np.float32)

offset = int(X.shape[0] * 0.9)

X_train, y_train = X[:offset], y[:offset]
X_test, y_test = X[offset:], y[offset:]

reg = LazyRegressor(verbose=0, ignore_warnings=False, custom_metric=None)
models, predictions = reg.fit(X_train, X_test, y_train, y_test)

print(models)


| Model                         | Adjusted R-Squared | R-Squared |  RMSE | Time Taken |
|:------------------------------|-------------------:|----------:|------:|-----------:|
| SVR                           |               0.83 |      0.88 |  2.62 |       0.01 |
| BaggingRegressor              |               0.83 |      0.88 |  2.63 |       0.03 |
| NuSVR                         |               0.82 |      0.86 |  2.76 |       0.03 |
| RandomForestRegressor         |               0.81 |      0.86 |  2.78 |       0.21 |
| XGBRegressor                  |               0.81 |      0.86 |  2.79 |       0.06 |
| GradientBoostingRegressor     |               0.81 |      0.86 |  2.84 |       0.11 |
| ExtraTreesRegressor           |               0.79 |      0.84 |  2.98 |       0.12 |
| AdaBoostRegressor             |               0.78 |      0.83 |  3.04 |       0.07 |
| HistGradientBoostingRegressor |               0.77 |      0.83 |  3.06 |       0.17 |
| PoissonRegressor              |               0.77 |      0.83 |  3.11 |       0.01 |
| LGBMRegressor                 |               0.77 |      0.83 |  3.11 |       0.07 |
| KNeighborsRegressor           |               0.77 |      0.83 |  3.12 |       0.01 |
| DecisionTreeRegressor         |               0.65 |      0.74 |  3.79 |       0.01 |
| MLPRegressor                  |               0.65 |      0.74 |  3.80 |       1.63 |
| HuberRegressor                |               0.64 |      0.74 |  3.84 |       0.01 |
| GammaRegressor                |               0.64 |      0.73 |  3.88 |       0.01 |
| LinearSVR                     |               0.62 |      0.72 |  3.96 |       0.01 |
| RidgeCV                       |               0.62 |      0.72 |  3.97 |       0.01 |
| BayesianRidge                 |               0.62 |      0.72 |  3.97 |       0.01 |
| Ridge                         |               0.62 |      0.72 |  3.97 |       0.01 |
| TransformedTargetRegressor    |               0.62 |      0.72 |  3.97 |       0.01 |
| LinearRegression              |               0.62 |      0.72 |  3.97 |       0.01 |
| ElasticNetCV                  |               0.62 |      0.72 |  3.98 |       0.04 |
| LassoCV                       |               0.62 |      0.72 |  3.98 |       0.06 |
| LassoLarsIC                   |               0.62 |      0.72 |  3.98 |       0.01 |
| LassoLarsCV                   |               0.62 |      0.72 |  3.98 |       0.02 |
| Lars                          |               0.61 |      0.72 |  3.99 |       0.01 |
| LarsCV                        |               0.61 |      0.71 |  4.02 |       0.04 |
| SGDRegressor                  |               0.60 |      0.70 |  4.07 |       0.01 |
| TweedieRegressor              |               0.59 |      0.70 |  4.12 |       0.01 |
| GeneralizedLinearRegressor    |               0.59 |      0.70 |  4.12 |       0.01 |
| ElasticNet                    |               0.58 |      0.69 |  4.16 |       0.01 |
| Lasso                         |               0.54 |      0.66 |  4.35 |       0.02 |
| RANSACRegressor               |               0.53 |      0.65 |  4.41 |       0.04 |
| OrthogonalMatchingPursuitCV   |               0.45 |      0.59 |  4.78 |       0.02 |
| PassiveAggressiveRegressor    |               0.37 |      0.54 |  5.09 |       0.01 |
| GaussianProcessRegressor      |               0.23 |      0.43 |  5.65 |       0.03 |
| OrthogonalMatchingPursuit     |               0.16 |      0.38 |  5.89 |       0.01 |
| ExtraTreeRegressor            |               0.08 |      0.32 |  6.17 |       0.01 |
| DummyRegressor                |              -0.38 |     -0.02 |  7.56 |       0.01 |
| LassoLars                     |              -0.38 |     -0.02 |  7.56 |       0.01 |
| KernelRidge                   |             -11.50 |     -8.25 | 22.74 |       0.01 |

.. warning:: Regression and Classification are replaced with LazyRegressor and LazyClassifier. Regression and Classification classes will be removed in next release

======= History

0.2.11 (2022-02-06)

Updated the default version to 3.9

0.2.10 (2022-02-06)

Fixed issue with older version of Scikit-learn
Reduced dependencies sctrictly to few

0.2.8 (2021-02-06)

Removed StackingRegressor and CheckingClassifier.
Added provided_models method.
Added adjusted r-squared metric.
Added cardinality check to split categorical columns into low and high cardinality features.
Added different transformation pipeline for low and high cardinality features.
Included all number dtypes as inputs.
Fixed dependencies.
Improved documentation.

0.2.7 (2020-07-09)

Removed catboost regressor and classifier

0.2.6 (2020-01-22)

Added xgboost, lightgbm, catboost regressors and classifiers

0.2.5 (2020-01-20)

Removed troublesome regressors from list of CLASSIFIERS

0.2.4 (2020-01-19)

Removed troublesome regressors from list of REGRESSORS
Added feature to input custom metric for evaluation
Added feature to return predictions as dataframe
Added model training time for each model

0.2.3 (2019-11-22)

Removed TheilSenRegressor from list of REGRESSORS
Removed GaussianProcessClassifier from list of CLASSIFIERS

0.2.2 (2019-11-18)

Fixed automatic deployment issue.

0.2.1 (2019-11-18)

Release of Regression feature.

0.2.0 (2019-11-17)

Release of Classification feature.

0.1.0 (2019-11-16)

First release on PyPI.

lazypredict dependencies

click joblib lightgbm pandas scikit-learn tqdm xgboost

FAQs

What is lazypredict?

Lazy Predict help build a lot of basic models without much code and helps understand which models works better without ... Visit Snyk Advisor to see a full health score report for lazypredict, including popularity, security, maintenance & community analysis.

Is lazypredict popular?

The python package lazypredict receives a total of 5,902 weekly downloads. As such, lazypredict popularity was classified as a recognized. Visit the popularity section on Snyk Advisor to see the full health analysis.

Is lazypredict well maintained?

We found indications that lazypredict is an Inactive project. See the full package health analysis to learn more about the package maintenance status.

Is lazypredict safe to use?

While scanning the latest version of lazypredict, we found that a security review is needed. A total of 0 vulnerabilities or license issues were detected. See the full security scan results.

Last updated on 26 April-2024, at 10:17 (UTC).

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