Merge 46122c4 into ff2b545

nipy · Nov 14, 2013 · 5291f88 · 5291f88
2 parents ff2b545 + 46122c4
commit 5291f88
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/nibabel/openers.py b/nibabel/openers.py
@@ -13,6 +13,12 @@
 import gzip
 import bz2
 
+def _gzip_open(fileish, *args, **kwargs):
+    # open gzip files with faster reads on large files using larger chuncks
+    gzip_file = gzip.open(fileish, *args, **kwargs)
+    gzip_file.max_read_chunk = 100 * 1024 * 1024 # 100Mb
+    return gzip_file
+
 
 class Opener(object):
     """ Class to accept, maybe open, and context-manage file-likes / filenames