def import_serializer(path):
try:
parts = path.split(".")
module_path, class_name = ".".join(parts[:-1]), parts[-1]
module = importlib.import_module(module_path)
return getattr(module, class_name)()
except (ImportError, AttributeError):
raise ImportError("Could not import serializer '{}' from {}".format(
class_name, path))
def import_from_string(val, setting_name):
"""
Attempt to import a class from a string representation.
"""
try:
# Nod to tastypie's use of importlib.
parts = val.split('.')
module_path, class_name = '.'.join(parts[:-1]), parts[-1]
module = importlib.import_module(module_path)
return getattr(module, class_name)
except ImportError as e:
msg = "Could not import '%s' for API setting '%s'. %s: %s." % (val, setting_name, e.__class__.__name__, e)
raise ImportError(msg)
def import_from_string(val, setting_name):
"""
Attempt to import a class from a string representation.
"""
try:
# Nod to tastypie's use of importlib.
parts = val.split('.')
module_path, class_name = '.'.join(parts[:-1]), parts[-1]
module = importlib.import_module(module_path)
return getattr(module, class_name)
except (ImportError, AttributeError) as e:
msg = "Could not import '%s' for API setting '%s'. %s: %s." % (val, setting_name, e.__class__.__name__, e)
raise ImportError(msg)
def get_resource_type(model):
RESOURCE_TYPE_EXTRACTOR = getattr(
settings, "REST_FRAMEWORK", None).get("RESOURCE_TYPE_EXTRACTOR", None)
if RESOURCE_TYPE_EXTRACTOR:
try:
parts = RESOURCE_TYPE_EXTRACTOR.split(".")
module_path, class_name = ".".join(parts[:-1]), parts[-1]
module = importlib.import_module(module_path)
return getattr(module, class_name)(model)
except (ImportError, AttributeError) as e:
msg = ("Could not import '{}' for API setting "
"'RESOURCE_TYPE_EXTRACTOR'. {}: {}.".format(
RESOURCE_TYPE_EXTRACTOR, e.__class__.__name__, e))
raise ImportError(msg)
return force_text(dasherize(underscore(model._meta.object_name)).strip())
