re = /(ExportSTL.+?global_scale = .+?default=)(.+?),/
str = '# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
# <pep8-80 compliant>
bl_info = {
"name": "STL format",
"author": "Guillaume Bouchard (Guillaum)",
"version": (1, 1, 1),
"blender": (2, 74, 0),
"location": "File > Import-Export > Stl",
"description": "Import-Export STL files",
"warning": "",
"wiki_url": "http://wiki.blender.org/index.php/Extensions:2.6/Py/"
"Scripts/Import-Export/STL",
"support": \'OFFICIAL\',
"category": "Import-Export",
}
# @todo write the wiki page
"""
Import-Export STL files (binary or ascii)
- Import automatically remove the doubles.
- Export can export with/without modifiers applied
Issues:
Import:
- Does not handle endien
"""
if "bpy" in locals():
import importlib
if "stl_utils" in locals():
importlib.reload(stl_utils)
if "blender_utils" in locals():
importlib.reload(blender_utils)
import os
import bpy
from bpy.props import (StringProperty,
BoolProperty,
CollectionProperty,
EnumProperty,
FloatProperty,
)
from bpy_extras.io_utils import (ImportHelper,
ExportHelper,
orientation_helper_factory,
axis_conversion,
)
from bpy.types import Operator, OperatorFileListElement
IOSTLOrientationHelper = orientation_helper_factory("IOSTLOrientationHelper", axis_forward=\'Y\', axis_up=\'Z\')
class ImportSTL(Operator, ImportHelper, IOSTLOrientationHelper):
"""Load STL triangle mesh data"""
bl_idname = "import_mesh.stl"
bl_label = "Import STL"
bl_options = {\'UNDO\'}
filename_ext = ".stl"
filter_glob = StringProperty(
default="*.stl",
options={\'HIDDEN\'},
)
files = CollectionProperty(
name="File Path",
type=OperatorFileListElement,
)
directory = StringProperty(
subtype=\'DIR_PATH\',
)
global_scale = FloatProperty(
name="Scale",
soft_min=0.001, soft_max=1000.0,
min=1e-6, max=1e6,
default=1.0,
)
use_scene_unit = BoolProperty(
name="Scene Unit",
description="Apply current scene\'s unit (as defined by unit scale) to imported data",
default=False,
)
def execute(self, context):
from . import stl_utils
from . import blender_utils
from mathutils import Matrix
paths = [os.path.join(self.directory, name.name)
for name in self.files]
scene = context.scene
# Take into account scene\'s unit scale, so that 1 inch in Blender gives 1 inch elsewhere! See T42000.
global_scale = self.global_scale
if scene.unit_settings.system != \'NONE\' and self.use_scene_unit:
global_scale /= scene.unit_settings.scale_length
global_matrix = axis_conversion(from_forward=self.axis_forward,
from_up=self.axis_up,
).to_4x4() * Matrix.Scale(global_scale, 4)
if not paths:
paths.append(self.filepath)
if bpy.ops.object.mode_set.poll():
bpy.ops.object.mode_set(mode=\'OBJECT\')
if bpy.ops.object.select_all.poll():
bpy.ops.object.select_all(action=\'DESELECT\')
for path in paths:
objName = bpy.path.display_name(os.path.basename(path))
tris, pts = stl_utils.read_stl(path)
blender_utils.create_and_link_mesh(objName, tris, pts, global_matrix)
return {\'FINISHED\'}
class ExportSTL(Operator, ExportHelper, IOSTLOrientationHelper):
"""Save STL triangle mesh data from the active object"""
bl_idname = "export_mesh.stl"
bl_label = "Export STL"
filename_ext = ".stl"
filter_glob = StringProperty(default="*.stl", options={\'HIDDEN\'})
global_scale = FloatProperty(
name="Scale",
min=0.01, max=1000.0,
default=1.0,
)
use_scene_unit = BoolProperty(
name="Scene Unit",
description="Apply current scene\'s unit (as defined by unit scale) to exported data",
default=False,
)
ascii = BoolProperty(
name="Ascii",
description="Save the file in ASCII file format",
default=False,
)
use_mesh_modifiers = BoolProperty(
name="Apply Modifiers",
description="Apply the modifiers before saving",
default=False,
)
def execute(self, context):
from . import stl_utils
from . import blender_utils
import itertools
from mathutils import Matrix
keywords = self.as_keywords(ignore=("axis_forward",
"axis_up",
"global_scale",
"check_existing",
"filter_glob",
"use_scene_unit",
"use_mesh_modifiers",
))
scene = context.scene
# Take into account scene\'s unit scale, so that 1 inch in Blender gives 1 inch elsewhere! See T42000.
global_scale = self.global_scale
if scene.unit_settings.system != \'NONE\' and self.use_scene_unit:
global_scale *= scene.unit_settings.scale_length
global_matrix = axis_conversion(to_forward=self.axis_forward,
to_up=self.axis_up,
).to_4x4() * Matrix.Scale(global_scale, 4)
faces = itertools.chain.from_iterable(
blender_utils.faces_from_mesh(ob, global_matrix, self.use_mesh_modifiers)
for ob in context.selected_objects)
stl_utils.write_stl(faces=faces, **keywords)
return {\'FINISHED\'}
def menu_import(self, context):
self.layout.operator(ImportSTL.bl_idname, text="Stl (.stl)")
def menu_export(self, context):
default_path = os.path.splitext(bpy.data.filepath)[0] + ".stl"
self.layout.operator(ExportSTL.bl_idname, text="Stl (.stl)")
def register():
bpy.utils.register_module(__name__)
bpy.types.INFO_MT_file_import.append(menu_import)
bpy.types.INFO_MT_file_export.append(menu_export)
def unregister():
bpy.utils.unregister_module(__name__)
bpy.types.INFO_MT_file_import.remove(menu_import)
bpy.types.INFO_MT_file_export.remove(menu_export)
if __name__ == "__main__":
register()
'
subst = '${1}10.0,'
result = str.sub(re, subst)
# Print the result of the substitution
puts result
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Ruby, please visit: http://ruby-doc.org/core-2.2.0/Regexp.html