Ejemplo n.º 1
0
def prep_m():
    try:
        d = pickle.load(open('elems.pkl', 'rb'))
        SpGrp.allelems = d[0]
        SpGrp.allhasI = d[1]

    except:  ## ... parse and save to file
        ls = open('elems.dat').readlines()
        ls = filter(lambda l: l, map(lambda l: l.strip(), ls))

        for sls in groupby(ls, 4):
            num, snum, inv, s, cnt = map(lambda s: int(s), sls[0].split())

            mats = [Mat(0, 0, 0, 0, 0, 0, 0, 0, 0)
                    for i in xrange(cnt)]  ## create empty matrices
            vecs = [Vec(0, 0, 0) for i in xrange(cnt)]  ## ..and empty vectors

            for i in xrange(1, 4):
                prts = map(lambda s: float(s), sls[i].split())
                for j, els in enumerate(groupby(
                        prts, 4)):  ## group by (m11, m12, m13, v1) groups
                    mats[j][i - 1] = els[:-1]  ## set one row of matrix
                    vecs[j][i - 1] = els[-1]  ## set one coord of vec

            els = map(lambda e: SGElem(e[0], e[1]), zip(mats, vecs))

            SpGrp.allelems[num - 1].append(
                els)  ## SpGrp[ num ][ subnum ] = [ elem1, elem2, ... ]
            SpGrp.allhasI[num - 1].append(inv)

        f = open('elems.pkl', 'wb')
        pickle.dump((SpGrp.allelems, SpGrp.allhasI), f, -1)
        f.close()
Ejemplo n.º 2
0
def prep_m():
    try:
        d = pickle.load( open( 'elems.pkl', 'rb' ) )
        SpGrp.allelems = d[ 0 ]
        SpGrp.allhasI  = d[ 1 ]

    except:                                                                 ## ... parse and save to file
        ls = open( 'elems.dat' ).readlines()
        ls = filter( lambda l: l, map( lambda l: l.strip(), ls ) )

        for sls in groupby( ls, 4 ):
            num, snum, inv, s, cnt = map( lambda s: int( s ), sls[ 0 ].split() )

            mats = [ Mat( 0,0,0,0,0,0,0,0,0 ) for i in xrange( cnt ) ]      ## create empty matrices
            vecs = [ Vec( 0,0,0 ) for i in xrange( cnt ) ]                  ## ..and empty vectors

            for i in xrange( 1, 4 ):
                prts = map( lambda s: float( s ), sls[ i ].split() )
                for j, els in enumerate( groupby( prts, 4 ) ):              ## group by (m11, m12, m13, v1) groups
                    mats[ j ][ i-1 ] = els[ :-1 ]                           ## set one row of matrix
                    vecs[ j ][ i-1 ] = els[  -1 ]                           ## set one coord of vec

            els = map( lambda e: SGElem( e[0], e[1] ), zip( mats, vecs ) )

            SpGrp.allelems[ num-1 ].append( els )                           ## SpGrp[ num ][ subnum ] = [ elem1, elem2, ... ]
            SpGrp.allhasI[ num-1 ].append( inv )


        f = open( 'elems.pkl', 'wb' )
        pickle.dump( ( SpGrp.allelems,
                       SpGrp.allhasI   ), f, -1 )
        f.close()
Ejemplo n.º 3
0
    yield res

ls = open( 'spgrp.dat' ).readlines()
ls = ls[ 235: ]   ## drop conversion data

exp = re.compile( r'^spgr\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(.*)$' )

data = [ [] for i in xrange( 230 ) ]

for s in sg( ls ):
    res = exp.match( s[ 0 ] )
    if res:
        num, snum, laue, inv, ngp, nsp, ngen = map( int, res.groups()[:-1] )
        symb = res.groups()[ -1 ]

        wyck = list( groupby( map( int, s[ 2 ].split() ), 2 ) )

        gens = []
        for l in filter( lambda l: l, s[ 3: ] ):
            ps = l.split()
            n = int( ps[ 0 ] )
            v = tuple( map( float, ps[ 1: ] ) )
            gens.append( ( n, v ) )

        gens.reverse()

        ginf = dict( laue  = laue,
                     inv   = inv,
                     ngp   = ngp,
                     #nsp   = nsp,
                     #ngen  = ngen,
Ejemplo n.º 4
0
ls = open('spgrp.dat').readlines()
ls = ls[235:]  ## drop conversion data

exp = re.compile(
    r'^spgr\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(.*)$')

data = [[] for i in xrange(230)]

for s in sg(ls):
    res = exp.match(s[0])
    if res:
        num, snum, laue, inv, ngp, nsp, ngen = map(int, res.groups()[:-1])
        symb = res.groups()[-1]

        wyck = list(groupby(map(int, s[2].split()), 2))

        gens = []
        for l in filter(lambda l: l, s[3:]):
            ps = l.split()
            n = int(ps[0])
            v = tuple(map(float, ps[1:]))
            gens.append((n, v))

        gens.reverse()

        ginf = dict(
            laue=laue,
            inv=inv,
            ngp=ngp,
            #nsp   = nsp,