openers

Context manager openers for various fileobject types

Opener(fileish, *args, **kwargs)

Class to accept, maybe open, and context-manage file-likes / filenames

Opener

class nibabel.openers.Opener(fileish, *args, **kwargs)

Bases: object

Class to accept, maybe open, and context-manage file-likes / filenames

Provides context manager to close files that the constructor opened for you.

Parameters:

fileish : str or file-like

if str, then open with suitable opening method. If file-like, accept as is

*args : positional arguments

passed to opening method when fileish is str. mode, if not specified, is rb. compresslevel, if relevant, and not specified, is set from class variable default_compresslevel

**kwargs : keyword arguments

passed to opening method when fileish is str. Change of defaults as for *args

__init__(fileish, *args, **kwargs)

bz2_def = (<type 'bz2.BZ2File'>, ('mode', 'buffering', 'compresslevel'))

close(*args, **kwargs)

close_if_mine()

Close self.fobj iff we opened it in the constructor

closed

compress_ext_icase = True

whether to ignore case looking for compression extensions

compress_ext_map = {'.bz2': (<type 'bz2.BZ2File'>, ('mode', 'buffering', 'compresslevel')), None: (<built-in function open>, ('mode', 'buffering')), '.gz': (<function _gzip_open at 0x7f2c49fc45f0>, ('mode', 'compresslevel'))}

default_compresslevel = 1

default compression level when writing gz and bz2 files

fileno()

gz_def = (<function _gzip_open at 0x7f2c49fc45f0>, ('mode', 'compresslevel'))

mode

name

Return self.fobj.name or self._name if not present

self._name will be None if object was created with a fileobj, otherwise it will be the filename.

read(*args, **kwargs)

seek(*args, **kwargs)

tell(*args, **kwargs)

write(*args, **kwargs)