ó –™xTc@ s<dZddlmZddlmZdddd„ZdS(s2Extracts crystal symmetry from CNS input file. For example, the input {===>} sg="P3(2)21"; {===>} a=76.4; {===>} b=76.4; {===>} c=180.94; {===>} alpha=90; {===>} beta=90; {===>} gamma=120; is returned as: crystal.symmetry( unit_cell=(76.4, 76.4, 180.94, 90, 90, 120), space_group_symbol="P3(2)21") iÿÿÿÿ(tdivision(tcrystali@Bc C sÑ||gjdƒdks!t‚|dkr<t|ƒ}ngtdƒD] }d^qI}d}d}x$|D]}|dkr£|t|ƒ7}||kr£Pq£n|jƒ}|jdƒrü|ddksÔt‚|dksìtdƒ‚|dd!}qnd }x…dD]}}|d7}|jd|ƒr |d dksBt‚||dksbtd|ƒ‚t|dt|ƒd !ƒ||} sg="iþÿÿÿs";sDuplicate space group symbol.i iÿÿÿÿtatbtctalphatbetatgammas {===>} %s=t;s!Duplicate unit cell parameter %s.it unit_celltspace_group_symbol(RRRRRR( tcounttNonetAssertionErrortopentxrangetlentstript startswithtfloatRtsymmetry( t file_nametfiletmax_characterstiR R t n_characterstlinetlabel((sQ/public2/ftp/pub/ccp4/6.5/ccp4-6.5/lib/py2/iotbx/cns/crystal_symmetry_from_inp.pyt extract_froms8!        , N(t__doc__t __future__RtcctbxRR R(((sQ/public2/ftp/pub/ccp4/6.5/ccp4-6.5/lib/py2/iotbx/cns/crystal_symmetry_from_inp.pyts