pybacktrack.create_lithology_from_components

pybacktrack.create_lithology_from_components(components, lithologies)

Creates a combined lithology (if necessary) from multiple weighted lithologies.

Parameters:

  • components (sequence of tuples) – A sequence (eg, list) of tuples (str, float) containing a lithology name and its fraction of contribution.

  • lithologies (dict) – A dictionary mapping lithology names to pybacktrack.Lithology objects.

Returns:

The combined lithology.

Return type:

pybacktrack.Lithology

Raises:

  • ValueError – If all fractions do not add up to 1.0.

  • KeyError – If a lithology name is not found in lithologies.