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19ef535
1
Parent(s):
ce60798
Fixed typos and ensured tests pass
Browse files- pysr/sr.py +17 -16
pysr/sr.py
CHANGED
@@ -349,14 +349,14 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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Relative likelihood for mutation to leave the individual.
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weight_mutate_constant : float, default=0.048
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-
Relative likelihood for mutation to change the constant slightly
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in a random direction.
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weight_mutate_operator : float, default=0.47
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Relative likelihood for mutation to swap an operator.
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weight_randomize : float, default=0.00023
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-
Relative likelihood for mutation to completely delete and then
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randomly generate the equation
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weight_simplify : float, default=0.0020
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@@ -891,7 +891,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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Raises
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------
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ValueError
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Raised when on of the following
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parameter is larger than `population_size`; `maxsize` is
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less than 7; invalid `extra_jax_mappings` or
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`extra_torch_mappings`; invalid optimizer algorithms.
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@@ -1005,7 +1005,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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y : {ndarray | pandas.DataFrame} of shape (n_samples,) or (n_samples, n_targets)
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Target values. Will be cast to X's dtype if necessary.
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-
Xresampled : {ndarray | pandas.DataFrame} of shape
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(n_resampled, n_features), default=None
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Resampled training data used for denoising.
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@@ -1018,7 +1018,10 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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Validated training data.
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y_validated : ndarray of shape (n_samples,) or (n_samples, n_targets)
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-
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variable_names_validated : list[str] of length n_features
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Validated list of variable names for each feature in `X`.
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@@ -1064,7 +1067,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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else:
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raise NotImplementedError("y shape not supported!")
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return X, y, variable_names
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def _pre_transform_training_data(self, X, y, Xresampled, variable_names):
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"""
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@@ -1080,7 +1083,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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y : {ndarray | pandas.DataFrame} of shape (n_samples,) or (n_samples, n_targets)
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Target values. Will be cast to X's dtype if necessary.
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-
Xresampled : {ndarray | pandas.DataFrame} of shape
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(n_resampled, n_features), default=None
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Resampled training data used for denoising.
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@@ -1119,9 +1122,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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variable_names = [variable_names[i] for i in self.selection_mask_]
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# Re-perform data validation and feature name updating
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X, y = self._validate_data(
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X=X, y=y, reset=True, multi_output=True
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)
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# Update feature names with selected variable names
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self.feature_names_in_ = _check_feature_names_in(self, variable_names)
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print(f"Using features {self.feature_names_in_}")
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@@ -1169,7 +1170,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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ImportError
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Raised when the julia backend fails to import a package.
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"""
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-
# Need to be global as we don't want to recreate/reinstate julia for
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# every new instance of PySRRegressor
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global already_ran
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global Main
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@@ -1380,7 +1381,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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y : {ndarray | pandas.DataFrame} of shape (n_samples,) or (n_samples, n_targets)
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Target values. Will be cast to X's dtype if necessary.
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-
Xresampled : {ndarray | pandas.DataFrame} of shape
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(n_resampled, n_features), default=None
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Resampled training data used for denoising.
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@@ -1413,7 +1414,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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# Parameter input validation (for parameters defined in __init__)
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self._validate_params(n_samples=X.shape[0])
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X, y, variable_names = self._validate_fit_params(
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X, y, Xresampled, variable_names
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)
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@@ -1422,7 +1423,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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X, y, Xresampled, variable_names
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)
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-
# Warn about large feature counts (still warn if feature count is large
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# after running feature selection)
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if self.n_features_in_ >= 10:
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warnings.warn(
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@@ -1516,7 +1517,7 @@ class PySRRegressor(BaseEstimator, RegressorMixin, MultiOutputMixin):
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"""
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Predict y from input X using the equation chosen by `model_selection`.
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-
You may see what equation is used by printing this object. X should
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have the same columns as the training data.
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Parameters
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@@ -1787,7 +1788,7 @@ def _denoise(X, y, Xresampled=None):
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return X, gpr.predict(X)
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# Function
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def _handle_feature_selection(X, select_k_features, y, variable_names):
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if select_k_features is not None:
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selection = run_feature_selection(X, y, select_k_features)
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Relative likelihood for mutation to leave the individual.
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weight_mutate_constant : float, default=0.048
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+
Relative likelihood for mutation to change the constant slightly
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in a random direction.
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354 |
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weight_mutate_operator : float, default=0.47
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Relative likelihood for mutation to swap an operator.
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weight_randomize : float, default=0.00023
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+
Relative likelihood for mutation to completely delete and then
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randomly generate the equation
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weight_simplify : float, default=0.0020
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Raises
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------
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ValueError
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+
Raised when on of the following occurs: `tournament_selection_n`
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parameter is larger than `population_size`; `maxsize` is
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less than 7; invalid `extra_jax_mappings` or
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`extra_torch_mappings`; invalid optimizer algorithms.
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y : {ndarray | pandas.DataFrame} of shape (n_samples,) or (n_samples, n_targets)
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Target values. Will be cast to X's dtype if necessary.
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+
Xresampled : {ndarray | pandas.DataFrame} of shape
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(n_resampled, n_features), default=None
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Resampled training data used for denoising.
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Validated training data.
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y_validated : ndarray of shape (n_samples,) or (n_samples, n_targets)
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+
Validated target data.
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+
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+
Xresampled : ndarray of shape (n_resampled, n_features)
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+
Validated resampled training data used for denoising.
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variable_names_validated : list[str] of length n_features
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Validated list of variable names for each feature in `X`.
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else:
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raise NotImplementedError("y shape not supported!")
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return X, y, Xresampled, variable_names
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def _pre_transform_training_data(self, X, y, Xresampled, variable_names):
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"""
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y : {ndarray | pandas.DataFrame} of shape (n_samples,) or (n_samples, n_targets)
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Target values. Will be cast to X's dtype if necessary.
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+
Xresampled : {ndarray | pandas.DataFrame} of shape
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(n_resampled, n_features), default=None
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Resampled training data used for denoising.
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variable_names = [variable_names[i] for i in self.selection_mask_]
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# Re-perform data validation and feature name updating
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+
X, y = self._validate_data(X=X, y=y, reset=True, multi_output=True)
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# Update feature names with selected variable names
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self.feature_names_in_ = _check_feature_names_in(self, variable_names)
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print(f"Using features {self.feature_names_in_}")
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ImportError
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Raised when the julia backend fails to import a package.
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"""
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+
# Need to be global as we don't want to recreate/reinstate julia for
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# every new instance of PySRRegressor
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global already_ran
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global Main
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y : {ndarray | pandas.DataFrame} of shape (n_samples,) or (n_samples, n_targets)
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Target values. Will be cast to X's dtype if necessary.
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+
Xresampled : {ndarray | pandas.DataFrame} of shape
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(n_resampled, n_features), default=None
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Resampled training data used for denoising.
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1387 |
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# Parameter input validation (for parameters defined in __init__)
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self._validate_params(n_samples=X.shape[0])
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+
X, y, Xresampled, variable_names = self._validate_fit_params(
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X, y, Xresampled, variable_names
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)
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X, y, Xresampled, variable_names
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)
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+
# Warn about large feature counts (still warn if feature count is large
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# after running feature selection)
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if self.n_features_in_ >= 10:
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warnings.warn(
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"""
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Predict y from input X using the equation chosen by `model_selection`.
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1519 |
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1520 |
+
You may see what equation is used by printing this object. X should
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have the same columns as the training data.
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1522 |
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Parameters
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return X, gpr.predict(X)
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+
# Function has not been removed only due to usage in module tests
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def _handle_feature_selection(X, select_k_features, y, variable_names):
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if select_k_features is not None:
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selection = run_feature_selection(X, y, select_k_features)
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