17.1.1.2.1.5. cobra.flux_analysis.helpers

Helper functions for all flux analysis methods.

17.1.1.2.1.5.1. Module Contents

17.1.1.2.1.5.1.1. Functions

normalize_cutoff(model: Model, zero_cutoff: Optional[float] = None) → float

Return a valid zero cutoff value.
cobra.flux_analysis.helpers.normalize_cutoff(model: Model, zero_cutoff: Optional[float] = None) → float[source]

Return a valid zero cutoff value.

Parameters

  • model (cobra.Model) – The model to operate on.

  • zero_cutoff (positive float, optional) – The zero cutoff value. If not specified, defaults to model.tolerance (default None).

Returns

The normalized zero cutoff value.

Return type

float

Raises

ValueError – If the specified zero_cutoff is lesser than model.tolerance.