RF: Avoid warnings

fsl/data/dicom.py

@@ -119,12 +119,12 @@ def enabled():
     """
 
     cmd            = 'dcm2niix -h'
-    versionPattern = re.compile('v'
-                                '(?P<major>[0-9]+)\.'
-                                '(?P<minor>[0-9]+)\.'
-                                '(?P<year>[0-9]{4})'
-                                '(?P<month>[0-9]{2})'
-                                '(?P<day>[0-9]{2})')
+    versionPattern = re.compile(r'v'
+                                 '(?P<major>[0-9]+)\.'
+                                 '(?P<minor>[0-9]+)\.'
+                                 '(?P<year>[0-9]{4})'
+                                 '(?P<month>[0-9]{2})'
+                                 '(?P<day>[0-9]{2})')
 
     try:
         output = sp.check_output(cmd.split()).decode()

fsl/utils/idle.py

@@ -85,7 +85,7 @@ import atexit
 import logging
 import functools
 import threading
-import collections
+import collections.abc as abc
 
 try:                import queue
 except ImportError: import Queue as queue
@@ -586,7 +586,7 @@ def wait(threads, task, *args, **kwargs):
 
     direct = kwargs.pop('wait_direct', False)
 
-    if not isinstance(threads, collections.Sequence):
+    if not isinstance(threads, abc.Sequence):
         threads = [threads]
 
     haveWX = fslplatform.haveGui