RF: Use looseversion package instead of vendoring

nipype/__init__.py

@@ -14,7 +14,7 @@
 import os
 
 # XXX Deprecate this import
-from .external.version import LooseVersion
+from looseversion import LooseVersion
 
 from .info import URL as __url__, STATUS as __status__, __version__
 from .utils.config import NipypeConfig

nipype/info.py

@@ -146,6 +146,7 @@ def get_nipype_gitversion():
     "traits>=%s,!=5.0" % TRAITS_MIN_VERSION,
     "filelock>=3.0.0",
     "etelemetry>=0.2.0",
+    "looseversion",
 ]
 
 TESTS_REQUIRES = [

nipype/interfaces/dipy/preprocess.py

@@ -4,7 +4,7 @@
 import nibabel as nb
 import numpy as np
 
-from nipype.external.version import LooseVersion
+from looseversion import LooseVersion
 from ... import logging
 from ..base import traits, TraitedSpec, File, isdefined
 from .base import (

nipype/interfaces/dipy/reconstruction.py

@@ -7,7 +7,7 @@
 
 import numpy as np
 import nibabel as nb
-from nipype.external.version import LooseVersion
+from looseversion import LooseVersion
 
 from ... import logging
 from ..base import TraitedSpec, File, traits, isdefined

nipype/interfaces/dipy/registration.py

@@ -1,4 +1,4 @@
-from nipype.external.version import LooseVersion
+from looseversion import LooseVersion
 from ... import logging
 from .base import HAVE_DIPY, dipy_version, dipy_to_nipype_interface, get_dipy_workflows
 

nipype/interfaces/dipy/stats.py

@@ -1,4 +1,4 @@
-from nipype.external.version import LooseVersion
+from looseversion import LooseVersion
 from ... import logging
 from .base import HAVE_DIPY, dipy_version, dipy_to_nipype_interface, get_dipy_workflows
 

nipype/interfaces/dipy/tracks.py

@@ -3,7 +3,7 @@
 import os.path as op
 import numpy as np
 import nibabel as nb
-from nipype.external.version import LooseVersion
+from looseversion import LooseVersion
 
 from ... import logging
 from ..base import TraitedSpec, BaseInterfaceInputSpec, File, isdefined, traits

nipype/utils/config.py

@@ -14,7 +14,7 @@
 import errno
 import atexit
 from warnings import warn
-from nipype.external.version import LooseVersion
+from looseversion import LooseVersion
 import configparser
 import numpy as np
 

nipype/utils/misc.py

@@ -9,7 +9,7 @@
 from collections.abc import Iterator
 from warnings import warn
 
-from nipype.external.version import LooseVersion
+from looseversion import LooseVersion
 
 import numpy as np