def _load(file_name):
try:
_kale_load_file_name = _get_files(file_name)
_kale_load_folder_name = _get_folders(file_name)
if len(_kale_load_file_name) > 1:
raise ValueError("Found multiple files with name %s: %s" %
(file_name, str(_kale_load_file_name)))
if len(_kale_load_folder_name) > 1:
raise ValueError("Found multiple folders with name %s: %s" %
(file_name, str(_kale_load_folder_name)))
_names = _kale_load_file_name + _kale_load_folder_name
_kale_load_file_name = _names[0]
return resource_load(
os.path.join(KALE_DATA_DIRECTORY, _kale_load_file_name))
except ValueError as e:
raise KaleMarshalException(
original_exc=e,
original_traceback=sys.exc_info()[EXC_INFO_TRACEBACK],
msg=KALE_LOAD_ERROR_MSG % (file_name, e),
obj_name=file_name,
operation="load")
except Exception as e:
raise KaleMarshalException(
original_exc=e,
original_traceback=sys.exc_info()[EXC_INFO_TRACEBACK],
msg=KALE_UNKNOWN_MARSHALLING_ERROR % e,
obj_name=file_name,
operation="load")
def _load(file_name):
try:
_kale_load_file_name = [
f for f in os.listdir(KALE_DATA_DIRECTORY)
if (os.path.isfile(os.path.join(KALE_DATA_DIRECTORY, f))
and os.path.splitext(f)[0] == file_name)
]
if len(_kale_load_file_name) > 1:
raise ValueError("Found multiple files with name %s: %s" %
(file_name, str(_kale_load_file_name)))
_kale_load_file_name = _kale_load_file_name[0]
return resource_load(
os.path.join(KALE_DATA_DIRECTORY, _kale_load_file_name))
except ValueError as e:
raise KaleMarshalException(
original_exc=e,
original_traceback=sys.exc_info()[EXC_INFO_TRACEBACK],
msg=KALE_LOAD_ERROR_MSG % (file_name, e),
obj_name=file_name,
operation="load")
except Exception as e:
raise KaleMarshalException(
original_exc=e,
original_traceback=sys.exc_info()[EXC_INFO_TRACEBACK],
msg=KALE_UNKNOWN_MARSHALLING_ERROR % e,
obj_name=file_name,
operation="load")
def unmarshal_data(source_notebook_path):
"""Unmarshal data from the marshal directory."""
source_notebook_path = os.path.expanduser(source_notebook_path)
kale_marshal_dir = _get_kale_marshal_dir(source_notebook_path)
if not os.path.exists(kale_marshal_dir):
return {}
load_file_names = [f for f in os.listdir(kale_marshal_dir)
if os.path.isfile(os.path.join(kale_marshal_dir, f))]
return {os.path.splitext(f)[0]:
resource_load(os.path.join(kale_marshal_dir, f))
for f in load_file_names}
def unmarshal_data(source_notebook_path):
kale_marshal_dir = _get_kale_marshal_dir(source_notebook_path)
if not os.path.exists(kale_marshal_dir):
return {}
load_file_names = [
f for f in os.listdir(kale_marshal_dir)
if os.path.isfile(os.path.join(kale_marshal_dir, f))
]
return {
os.path.splitext(f)[0]:
resource_load(os.path.join(kale_marshal_dir, f))
for f in load_file_names
}
def unmarshal_data(source_notebook_path):
kale_marshal_dir = ".%s%s" % (source_notebook_path,
KALE_MARSHAL_DIR_POSTFIX)
if not os.path.exists(kale_marshal_dir):
return {}
load_file_names = [
f for f in os.listdir(kale_marshal_dir)
if os.path.isfile(os.path.join(kale_marshal_dir, f))
]
return {
os.path.splitext(f)[0]:
resource_load(os.path.join(kale_marshal_dir, f))
for f in load_file_names
}
def load(var_name):
"""Load an object using Kale's marshalling backends.
Args:
var_name: The name of the object to be loaded
Returns: loaded object
"""
# First check that the variable exists in the path
if var_name not in KALE_DIRECTORY_FILE_NAMES:
raise ValueError("Failed to load variable %s" % var_name)
# Load variable
_kale_load_file_name = [
f for f in os.listdir(KALE_DATA_DIRECTORY)
if (os.path.isfile(os.path.join(KALE_DATA_DIRECTORY, f))
and os.path.splitext(f)[0] == var_name)
]
if len(_kale_load_file_name) > 1:
raise ValueError("Found multiple files with name %s: %s" %
(var_name, str(_kale_load_file_name)))
_kale_load_file_name = _kale_load_file_name[0]
return resource_load(
os.path.join(KALE_DATA_DIRECTORY, _kale_load_file_name))