Whenever possible, use bwrap for subprocesses

This should closes  #90

1 files changed, 1 insertions, 1 deletions

diff --git a/libmat2/archive.py b/libmat2/archive.py
index bcf8d33..b2483fc 100644
--- a/libmat2/archive.py
+++ b/libmat2/archive.py
@@ -132,7 +132,7 @@ class ArchiveBasedAbstractParser(abstract.AbstractParser):
                             logging.warning("In file %s, keeping unknown element %s (format: %s)",
                                             self.filename, item.filename, mtype)
                         else:
-                            logging.error("In file %s, element %s's format (%s) " +
+                            logging.error("In file %s, element %s's format (%s) " \
                                           "isn't supported",
                                           self.filename, item.filename, mtype)
                             abort = True