Move template loader to lib and maya api

openpype/hosts/maya/plugins/init/template_loader.py → openpype/hosts/maya/api/template_loader.py

@@ -1,12 +1,5 @@
-from openpype.plugins.load.abstract_load_template import AbstractTemplateLoader
-import importlib
-
-cmds = None
-
-
-def init_cmds():
- global cmds
- cmds = cmds or importlib.import_module('maya').cmds
+from openpype.lib.abstract_load_template import AbstractTemplateLoader
+from maya import cmds
 
 
 ATTRIBUTES = ['builder_type', 'representation', 'families',
@@ -15,10 +8,6 @@ def init_cmds():
 
 class TemplateLoader(AbstractTemplateLoader):
 
- def __init__(self):
- init_cmds()
- super(TemplateLoader, self).__init__()
-
  def import_template(self, path):
  self.newNodes = cmds.file(path, i=True, returnNewNodes=True)
 

openpype/lib/build_template.py

@@ -1,18 +1,24 @@
 import avalon
-from openpype.hosts.maya.plugins.init.template_loader \
- import TemplateLoader as maya_TemplateLoader
-
+import importlib
 
 def get_concrete_template_loader():
- concrete_loaders = {
- 'maya': maya_TemplateLoader
+ concrete_loaders_modules = {
+ 'maya': 'openpype.hosts.maya.api.template_loader'
  }
 
  dcc = avalon.io.Session['AVALON_APP']
- loader = concrete_loaders.get(dcc)
- if not loader:
- raise ValueError('DCC not found for template')
- return loader
+ module_path = concrete_loaders_modules.get(dcc, None)
+
+ if not module_path:
+ raise ValueError("Template not found for DCC '{}'".format(dcc))
+
+ module = importlib.import_module(module_path)
+ if not hasattr(module, 'TemplateLoader'):
+ raise ValueError("Linked module '{}' does not implement a template loader".format(module_path))
+
+ concrete_loader = module.TemplateLoader
+
+ return concrete_loader
 
 
 class BuildWorkfileTemplate: