def _load_source_model(self):
		"""
		Loads and gets the source model of the FieldTranslation as a dynamic attribute. It is used only when deleting
		orphan translations (translations without a parent object associated).
		"""

		# If source_model exists, return it
		if hasattr(self, "source_model"):
			return self.source_model

		# Getting the source model
		module = self.get_python_module()

		# Test if module has inside the model we are looking for
		if hasattr(module, self.model):
			# Setting of source model
			self.source_model = getattr(module, self.model)
			# Setting of verbose name and its plural for later use
			self.source_model.meta__verbose_name = self.source_model._meta.verbose_name
			self.source_model.meta__verbose_name_plural = self.source_model._meta.verbose_name_plural
			return self.source_model
		
		raise ValueError(u"Model {0} does not exist in module".format(self.model, self.module))
Loads and gets the source model of the FieldTranslation as a dynamic attribute. It is used only when deleting
		orphan translations (translations without a parent object associated).