def return_related(instance, related_field): """ This functions works in a similar method to return_attrib but is meant for related models. Support multiple levels of relationship using double underscore. """ return reduce_function(getattr, related_field.split('__'), instance)
def return_related(instance, related_field): """ This functions works in a similar method to return_attrib but is meant for related models. Support multiple levels of relationship using double underscore. """ return reduce_function(getattr, related_field.split('__'), instance)
def return_attrib(obj, attrib, arguments=None): if isinstance(attrib, types.FunctionType): return attrib(obj) elif isinstance(obj, dict_type) or isinstance(obj, dictionary_type): return obj[attrib] else: result = reduce_function(getattr, attrib.split('.'), obj) if isinstance(result, types.MethodType): if arguments: return result(**arguments) else: return result() else: return result
def return_attrib(obj, attrib, arguments=None): if isinstance(attrib, types.FunctionType): return attrib(obj) elif isinstance( obj, dict_type ) or isinstance(obj, dictionary_type): return obj[attrib] else: result = reduce_function(getattr, attrib.split('.'), obj) if isinstance(result, types.MethodType): if arguments: return result(**arguments) else: return result() else: return result
def return_attrib(obj, attrib, arguments=None): try: if isinstance(attrib, types.FunctionType): return attrib(obj) elif isinstance(obj, dict_type) or isinstance(obj, dictionary_type): return obj[attrib] else: result = reduce_function(getattr, attrib.split('.'), obj) if isinstance(result, types.MethodType): if arguments: return result(**arguments) else: return result() else: return result except Exception as exception: if settings.DEBUG: return 'Attribute error: %s; %s' % (attrib, exception) else: return force_text(exception)
def return_attrib(obj, attrib, arguments=None): try: if isinstance(attrib, types.FunctionType): return attrib(obj) elif isinstance( obj, dict_type ) or isinstance(obj, dictionary_type): return obj[attrib] else: result = reduce_function(getattr, attrib.split('.'), obj) if isinstance(result, types.MethodType): if arguments: return result(**arguments) else: return result() else: return result except Exception as exception: if settings.DEBUG: return 'Attribute error: %s; %s' % (attrib, exception) else: return force_text(exception)
def resolve_attribute(attribute, obj, kwargs=None): """ Resolve the attribute of an object. Behaves like the Python REPL but with an unified dotted path schema regardless of the attribute type. Supports callables, dictionaries, properties, related model fields. """ if not kwargs: kwargs = {} # Try as a callable try: return attribute(obj, **kwargs) except TypeError: # Try as a dictionary try: return obj[attribute] except TypeError: try: # If there are dots in the attribute name, traverse them # to the final attribute result = reduce_function(getattr, attribute.split('.'), obj) try: # Try it as a method return result(**kwargs) except TypeError: # Try it as a property return result except AttributeError: # Try as a related model field if LOOKUP_SEP in attribute: attribute_replaced = attribute.replace(LOOKUP_SEP, '.') return resolve_attribute(obj=obj, attribute=attribute_replaced, kwargs=kwargs) else: raise