def load(self, in_stream, format=None, **kwargs):
"""
Import `in_stream` to the :class:`Dataset` object using the `format`.
`in_stream` can be a file-like object, a string, or a bytestring.
:param \\*\\*kwargs: (optional) custom configuration to the format `import_set`.
"""
stream = normalize_input(in_stream)
if not format:
# pythonlibrary.net:
# 如果没有提供格式，则尝试自动检测
format = detect_format(stream)
fmt = registry.get_format(format)
if not hasattr(fmt, 'import_set'):
raise UnsupportedFormat(
'Format {} cannot be imported.'.format(format))
if not import_set:
# support to pass in the custom import_set function
raise UnsupportedFormat(
'Format {} cannot be imported.'.format(format))
fmt.import_set(self, stream, **kwargs)
return self
def get_format(self, key):
if key not in self._formats:
if key in uninstalled_format_messages:
raise UnsupportedFormat(uninstalled_format_messages[key])
raise UnsupportedFormat(
"Tablib has no format '%s' or it is not registered." % key)
if isinstance(self._formats[key], str):
self._formats[key] = load_format_class(self._formats[key])
return self._formats[key]
def get_format(self, key):
if key not in self._formats:
if key in uninstalled_format_messages:
raise UnsupportedFormat(
"The '{key}' format is not available. You may want to install the "
"{package_name} (or `pip install tablib[{extras_name}]`).".
format(**uninstalled_format_messages[key], key=key))
raise UnsupportedFormat(
"Tablib has no format '%s' or it is not registered." % key)
if isinstance(self._formats[key], str):
self._formats[key] = load_format_class(self._formats[key])
return self._formats[key]
def export(self, format, **kwargs):
"""
Export :class:`Databook` object to `format`.
:param \\*\\*kwargs: (optional) custom configuration to the format `export_book`.
"""
fmt = registry.get_format(format)
if not hasattr(fmt, 'export_book'):
raise UnsupportedFormat(f'Format {format} cannot be exported.')
return fmt.export_book(self, **kwargs)
def load(self, in_stream, format=None, **kwargs):
"""
Import `in_stream` to the :class:`Dataset` object using the `format`.
:param \\*\\*kwargs: (optional) custom configuration to the format `import_set`.
"""
if not format:
format = detect_format(in_stream)
fmt = registry.get_format(format)
if not hasattr(fmt, 'import_set'):
raise UnsupportedFormat(
'Format {} cannot be imported.'.format(format))
if not import_set:
raise UnsupportedFormat(
'Format {} cannot be imported.'.format(format))
fmt.import_set(self, in_stream, **kwargs)
return self
def load(self, in_stream, format=None, **kwargs):
"""
Import `in_stream` to the :class:`Dataset` object using the `format`.
`in_stream` can be a file-like object, a string, or a bytestring.
:param \\*\\*kwargs: (optional) custom configuration to the format `import_set`.
"""
stream = normalize_input(in_stream)
if not format:
format = detect_format(stream)
fmt = registry.get_format(format)
if not hasattr(fmt, 'import_set'):
raise UnsupportedFormat(f'Format {format} cannot be imported.')
if not import_set:
raise UnsupportedFormat(f'Format {format} cannot be imported.')
fmt.import_set(self, stream, **kwargs)
return self
def load(self, in_stream, format, **kwargs):
"""
Import `in_stream` to the :class:`Databook` object using the `format`.
`in_stream` can be a file-like object, a string, or a bytestring.
:param \\*\\*kwargs: (optional) custom configuration to the format `import_book`.
"""
stream = normalize_input(in_stream)
if not format:
format = detect_format(stream)
fmt = registry.get_format(format)
if not hasattr(fmt, 'import_book'):
# pythonlibrary.net:
# 格式处理器主要具有import_book
raise UnsupportedFormat(
'Format {} cannot be loaded.'.format(format))
fmt.import_book(self, stream, **kwargs)
return self