2010/4/29 Tobias Mueller <i...@calcing.de>
> Dear Jelle,
>
> as a new user of pythonocc I installed it on suse-linux and would like to
> try
> your example regarding the spline approximation, but with you code I got
> the
> following error message (your code is included in the file 'naca.py'):
>
> Could you please give me a hint for exporting the spline into a step file -
> my
> goal would be the creation of a 3D-type structure like Marcos is trying for
> ?
>
> tmuel...@linux-tmueller:~/work/PythonOCC/Examples/PAF> python naca.py
> Traceback (most recent call last):
> File "naca.py", line 2, in <module>
> from OCC.Utils.Common import interpolate_points_to_spline_no_tangency
> File "/usr/lib/python2.6/site-packages/OCC/Utils/__init__.py", line 2, in
> <module>
> from Topology import Topo
> File "/usr/lib/python2.6/site-packages/OCC/Utils/Topology.py", line 2
> seq.append(topo_to_add) occ_iterator.Next() return
> iter(seq) self.done = True def ordered_edges(self): return
> self._loop_topo(edges=True) def ordered_vertices(self):
> return
> self._loop_topo(edges=False)class Topo(object): ''' sketch for a
> pythonic topology wrapper note that `myShape` should be self, which is
> in
> return a occ.TopoShape with this ''' def __init__(self, myShape):
> # assert isinstance( myShape, occ.TopoShape), '% is not a TopoShape
> instance'
> % (myShape.__class__) self.myShape = myShape def _loop_topo(self,
> topologyType, topologicalEntity=None, topologyTypeToAvoid=None): '''
> this could be a faces generator for a python TopoShape class that
> way
> you can just do: for face in srf.faces: processFace(face)
> ''' tds = TopoDS.TopoDS() topoTypes = { TopAbs_VERTEX:
> tds.Vertex, TopAbs_EDGE: tds.Edge,
> TopAbs_FACE: tds.Face, TopAbs_WIRE:
> tds.Wire, TopAbs_SHELL: tds.Shell,
> TopAbs_SOLID: tds.Solid, TopAbs_COMPOUND:
> tds.Compound, TopAbs_COMPSOLID: tds.CompSolid,
> } assert topologyType in topoTypes.keys(), '%s not one of %s'
> %(
> topologyType, topoTypes.keys() ) self.topExp =
> TopExp_Explorer()
> # use self.myShape if nothing is specified if topologicalEntity is None
> and
> topologyTypeToAvoid is None: self.topExp.Init(self.myShape,
> topologyType) elif topologicalEntity is None and
> topologyTypeToAvoid is not None: self.topExp.Init(self.myShape,
> topologyType, topologyTypeToAvoid) elif
> topologyTypeToAvoid
> is None: self.topExp.Init(topologicalEntity, topologyType )
> elif topologyTypeToAvoid: self.topExp.Init(topologicalEntity,
> topologyType, topologyTypeToAvoid) topo_set = set()
> ^
> IndentationError: unexpected indent
>
>
>
Hi Tobias,The Topology.py module included in the OpenSuse package seems to be corrupted due to bad line-ending. Try to replace /site-packages/OCC/Utils/Topology.py with the one attached and run the example again. Regards, Thomas
Topology.py
Description: Binary data
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