MNT: Remove EcatImage.from_filespec

Author: effigies

nibabel/ecat.py

@@ -54,7 +54,6 @@
 from .arraywriters import make_array_writer
 from .wrapstruct import WrapStruct
 from .fileslice import canonical_slicers, predict_shape, slice2outax
-from .deprecated import deprecate_with_version
 
 BLOCK_SIZE = 512
 
@@ -863,14 +862,6 @@ def get_subheaders(self):
         """get access to subheaders"""
         return self._subheader
 
-    @classmethod
-    @deprecate_with_version('from_filespec class method is deprecated.\n'
-                            'Please use the ``from_file_map`` class method '
-                            'instead.',
-                            '2.1', '4.0')
-    def from_filespec(klass, filespec):
-        return klass.from_filename(filespec)
-
     @staticmethod
     def _get_fileholders(file_map):
         """ returns files specific to header and image of the image

nibabel/tests/test_ecat.py

@@ -23,7 +23,6 @@
 
 from ..testing import data_path, suppress_warnings
 from ..tmpdirs import InTemporaryDirectory
-from ..deprecator import ExpiredDeprecationError
 
 from . import test_wrapstruct as tws
 from .test_fileslice import slicer_samples
@@ -268,8 +267,3 @@ def test_mlist_regression(self):
         # Test mlist is as same as for nibabel 1.3.0
         assert_array_equal(self.img.get_mlist(),
                            [[16842758, 3, 3011, 1]])
-
-
-def test_from_filespec_deprecation():
-    with pytest.raises(ExpiredDeprecationError):
-        EcatImage.from_filespec(ecat_file)