DEBUG:landez.tiles:Clean-up /tmp/landez/composite_z12_15_2
Traceback (most recent call last):
File "./composite.py", line 13, in <module>
mb.run()
File "/usr/local/lib/python2.7/dist-packages/landez-2.0.3.dev0-py2.7.egg/landez/tiles.py", line 271, in run
metadata = bottomlayer.reader.metadata()
AttributeError: 'tuple' object has no attribute 'reader'