Added a simple test suite for gzip.  It simply opens a temp file, writes a chunk of compressed data, closes it, writes another chunk, and reads the contents back to verify that they are the same.
Added a simple test suite for gzip.  It simply opens a temp file,
writes a chunk of compressed data, closes it, writes another chunk, and
reads the contents back to verify that they are the same.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator