Alexander Gavrilov
73784e78de
Due to dynamically loaded rig modules, Rigify has to implement reload by purging all non-core modules from memory, or class inheritance checks won't work right after reload.
244 lines
7.5 KiB
Python
244 lines
7.5 KiB
Python
# ##### BEGIN GPL LICENSE BLOCK #####
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# ##### END GPL LICENSE BLOCK #####
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# <pep8 compliant>
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import os
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import traceback
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from string import capwords
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from collections import defaultdict
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import bpy
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from .utils.rig import METARIG_DIR, get_resource
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from . import feature_set_list
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class ArmatureSubMenu(bpy.types.Menu):
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# bl_idname = 'ARMATURE_MT_armature_class'
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def draw(self, context):
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layout = self.layout
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layout.label(text=self.bl_label)
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for op, name in self.operators:
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text = capwords(name.replace("_", " ")) + " (Meta-Rig)"
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layout.operator(op, icon='OUTLINER_OB_ARMATURE', text=text)
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def get_metarigs(metarigs, base_dir, base_path, *, path=[], nested=False):
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""" Searches for metarig modules, and returns a list of the
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imported modules.
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"""
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dir_path = os.path.join(base_dir, *path)
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try:
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files = os.listdir(dir_path)
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except FileNotFoundError:
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files = []
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files.sort()
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for f in files:
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is_dir = os.path.isdir(os.path.join(dir_path, f)) # Whether the file is a directory
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# Stop cases
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if f[0] in [".", "_"]:
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continue
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if f.count(".") >= 2 or (is_dir and "." in f):
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print("Warning: %r, filename contains a '.', skipping" % os.path.join(path, f))
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continue
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if is_dir: # Check directories
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get_metarigs(metarigs[f], base_dir, base_path, path=[*path, f], nested=True) # "" adds a final slash
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elif f.endswith(".py"):
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# Check straight-up python files
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f = f[:-3]
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module = get_resource('.'.join([*base_path, *path, f]))
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if nested:
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metarigs[f] = module
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else:
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metarigs[METARIG_DIR][f] = module
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def make_metarig_add_execute(m):
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""" Create an execute method for a metarig creation operator.
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"""
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def execute(self, context):
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# Add armature object
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bpy.ops.object.armature_add()
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obj = context.active_object
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obj.name = "metarig"
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obj.data.name = "metarig"
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# Remove default bone
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bpy.ops.object.mode_set(mode='EDIT')
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bones = context.active_object.data.edit_bones
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bones.remove(bones[0])
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# Create metarig
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m.create(obj)
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bpy.ops.object.mode_set(mode='OBJECT')
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return {'FINISHED'}
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return execute
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def make_metarig_menu_func(bl_idname, text):
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""" For some reason lambda's don't work for adding multiple menu
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items, so we use this instead to generate the functions.
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"""
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def metarig_menu(self, context):
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self.layout.operator(bl_idname, icon='OUTLINER_OB_ARMATURE', text=text)
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return metarig_menu
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def make_submenu_func(bl_idname, text):
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def metarig_menu(self, context):
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self.layout.menu(bl_idname, icon='OUTLINER_OB_ARMATURE', text=text)
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return metarig_menu
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# Get the metarig modules
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def get_internal_metarigs():
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BASE_RIGIFY_DIR = os.path.dirname(__file__)
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BASE_RIGIFY_PATH = __name__.split('.')[:-1]
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get_metarigs(metarigs, os.path.join(BASE_RIGIFY_DIR, METARIG_DIR), [*BASE_RIGIFY_PATH, METARIG_DIR])
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def infinite_defaultdict():
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return defaultdict(infinite_defaultdict)
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metarigs = infinite_defaultdict()
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metarig_ops = {}
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armature_submenus = []
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menu_funcs = []
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def create_metarig_ops(dic=metarigs):
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"""Create metarig add Operators"""
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for metarig_category in dic:
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if metarig_category == "external":
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create_metarig_ops(dic[metarig_category])
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continue
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if not metarig_category in metarig_ops:
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metarig_ops[metarig_category] = []
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for m in dic[metarig_category].values():
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name = m.__name__.rsplit('.', 1)[1]
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# Dynamically construct an Operator
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T = type("Add_" + name + "_Metarig", (bpy.types.Operator,), {})
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T.bl_idname = "object.armature_" + name + "_metarig_add"
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T.bl_label = "Add " + name.replace("_", " ").capitalize() + " (metarig)"
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T.bl_options = {'REGISTER', 'UNDO'}
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T.execute = make_metarig_add_execute(m)
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metarig_ops[metarig_category].append((T, name))
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def create_menu_funcs():
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global menu_funcs
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for mop, name in metarig_ops[METARIG_DIR]:
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text = capwords(name.replace("_", " ")) + " (Meta-Rig)"
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menu_funcs += [make_metarig_menu_func(mop.bl_idname, text)]
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def create_armature_submenus(dic=metarigs):
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global menu_funcs
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metarig_categories = list(dic.keys())
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metarig_categories.sort()
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for metarig_category in metarig_categories:
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# Create menu functions
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if metarig_category == "external":
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create_armature_submenus(dic=metarigs["external"])
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continue
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if metarig_category == METARIG_DIR:
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continue
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armature_submenus.append(type('Class_' + metarig_category + '_submenu', (ArmatureSubMenu,), {}))
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armature_submenus[-1].bl_label = metarig_category + ' (submenu)'
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armature_submenus[-1].bl_idname = 'ARMATURE_MT_%s_class' % metarig_category
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armature_submenus[-1].operators = []
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menu_funcs += [make_submenu_func(armature_submenus[-1].bl_idname, metarig_category)]
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for mop, name in metarig_ops[metarig_category]:
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arm_sub = next((e for e in armature_submenus if e.bl_label == metarig_category + ' (submenu)'), '')
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arm_sub.operators.append((mop.bl_idname, name,))
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def init_metarig_menu():
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get_internal_metarigs()
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create_metarig_ops()
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create_menu_funcs()
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create_armature_submenus()
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### Registering ###
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def register():
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from bpy.utils import register_class
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for cl in metarig_ops:
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for mop, name in metarig_ops[cl]:
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register_class(mop)
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for arm_sub in armature_submenus:
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register_class(arm_sub)
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for mf in menu_funcs:
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bpy.types.VIEW3D_MT_armature_add.append(mf)
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def unregister():
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from bpy.utils import unregister_class
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for cl in metarig_ops:
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for mop, name in metarig_ops[cl]:
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unregister_class(mop)
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for arm_sub in armature_submenus:
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unregister_class(arm_sub)
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for mf in menu_funcs:
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bpy.types.VIEW3D_MT_armature_add.remove(mf)
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def get_external_metarigs(set_list):
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unregister()
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# Clear and fill metarigs public variables
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metarigs.clear()
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get_internal_metarigs()
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for feature_set in set_list:
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try:
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base_dir, base_path = feature_set_list.get_dir_path(feature_set, METARIG_DIR)
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get_metarigs(metarigs['external'], base_dir, base_path)
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except Exception:
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print("Rigify Error: Could not load feature set '%s' metarigs: exception occurred.\n" % (feature_set))
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traceback.print_exc()
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print("")
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continue
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metarig_ops.clear()
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armature_submenus.clear()
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menu_funcs.clear()
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create_metarig_ops()
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create_menu_funcs()
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create_armature_submenus()
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register()
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