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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _init_module_cache():
 		""" 		Module caching, it helps with not having to import again and again same modules. 		@return: boolean, True if module caching has been done, False if module caching was already done. 		"""


		# While there are not loaded modules, load these ones
		if len(FieldTranslation._modules) < len(FieldTranslation._model_module_paths):
			for module_path in FieldTranslation._model_module_paths:
				FieldTranslation._modules[module_path] = importlib.import_module(module_path)
			return True
		return False