def _trace_from_string(cls, s):
parser = ply.yacc.yacc( tabmodule='tracestring_parsetab',
outputdir=LocMgr.EnsureMakeDirs('/tmp/parsetabs/'),
debug=SettingsMgr.getPLYYaccDebugFlag() )
unit, tracePrototypes = parser.parse( t, lexer=l )
# Copy accross the start values:
v=0
for prototype in tracePrototypes:
prototype.start_value = v
piece = prototype.toTracePiece()
v = piece.getEndValue()
# Convert to pieces
pieces = [ tracePrototype.toTracePiece() for tracePrototype in tracePrototypes]
tr = Trace_Piecewise(pieces=pieces)
tr = tr * (1.0*unit)
return tr
def p_unit_simple(p):
'unit : ID'
p[0] = unit_from_string( p[1] )
def p_unit_simplenumber(p):
'unit : ID NUMBER'
u = unit_from_string( p[1] )
p[0] = np.power(u, p[2] )
def p_error(p):
print "Syntax error in input!"
assert False
parser = yacc.yacc(tabmodule = 'unitsparser_parsetab.py', outputdir=LocMgr.getPLYParseTabLocation('unitsparser'), debug=SettingsMgr.getPLYYaccDebugFlag() )
def parse(s):
r = parser.parse(s, lexer=lexer, )
return r
