simplify instance check.

This commit is contained in:
Todd Gamblin 2016-06-16 10:43:36 -07:00
parent c7dfa1699a
commit 8867adf942

View File

@ -424,8 +424,7 @@ def _operating_system_from_dict(os_name, platform=None):
"""
if not platform:
platform = sys_type()
if isinstance(os_name, spack.util.spack_yaml.syaml_dict) or \
isinstance(os_name, dict):
if isinstance(os_name, dict):
name = os_name['name']
version = os_name['version']
return platform.operating_system(name+version)