Remove the "unsafe" flag on peek() -- it is no longer used, because self._read_buf is an immutable bytes object.
Remove the "unsafe" flag on peek() -- it is no longer used, because
self._read_buf is an immutable bytes object.

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