Gracefully deal with 'stty size' failures.
Submitted upstream.

--- pybugz-0.6.11/bugz.py	2006-09-02 14:35:37.000000000 +0200
+++ pybugz-0.6.11/bugz.py	2014-05-05 15:17:03.000000000 +0200
@@ -288,7 +288,12 @@ def get_cols():
     stty = which('stty')
     if stty:
         row_cols = commands.getoutput("%s size" % stty)
-        rows, cols = map(int, row_cols.split())
+        try:
+            rows, cols = map(int, row_cols.split())
+        except:
+            # In some cases 'stty size' will just fail with
+            # "Inappropriate ioctl for device".
+            cols = DEFAULT_NUM_COLS
         return cols
     else:
         return DEFAULT_NUM_COLS
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<tr><td><span title='2019-09-01 18:27:02 +0200'>2019-09-01</span></td><td><a href='/guix/commit/gnu/packages/cdrom.scm?id=5042f33e3bf226fd06159953f8fdfb27b95c5ee0'>gnu: cdemu-client: Update to 3.2.3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/cdrom.scm (cdemu-client): Update to 3.2.3.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2019-09-01 18:27:02 +0200'>2019-09-01</span></td><td><a href='/guix/commit/gnu/packages/cdrom.scm?id=8232f053573180ef82aa4f0ce8a585a959864481'>gnu: cdemu-daemon: Update to 3.2.3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/cdrom.scm (cdemu-daemon): Update to 3.2.3.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2019-09-01 18:27:01 +0200'>2019-09-01</span></td><td><a href='/guix/commit/gnu/packages/cdrom.scm?id=0000b6dc742560b2fc192315bdf38132d7252644'>gnu: libmirage: Update to 3.2.3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/cdrom.scm (libmirage): Update to 3.2.3.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>