select_atoms_outside_map ()

Find selected atoms outside map contour surface and select just those. Also report the number of those atoms.

show_attribute_histogram ( molecule,  attribute_name )

atoms_outside_map (
        atoms,
        dr,
        contour_level,
        )

set_atom_volume_values (
        molecule,
        volume_data_region,
        attribute_name,
        )

replace_special_characters ( attribute_name,  repl_char )

Normalize an attribute name. This eliminates punctuation like "." from attribute names so they work correctly in Chimera commands and atom specs.

ChimeraExtension.py

gui.py