“intra_fit” fits all states of an object to an atom selection in the specified state. It returns the rms values to python as an array.
intra_fit selection [, state]
selection = string: atoms to fit
state = integer: target state
intra_fit ( name ca )
ON EXAMPLE
from pymol import cmd
rms = cmd.intra_fit("(name ca)",1)
fit | rms | rms_cur | intra_rms | intra_rms_cur | pair_fit | cmd.intra_fit | commands