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bugfix: Avoid KeyError in compilers.yaml version check

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This commit is contained in:
Todd Gamblin
2018-08-20 11:04:40 -07:00
parent 84140c6cd3
commit 83323f4e71
1 changed files with 2 additions and 2 deletions
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4
lib/spack/spack/hooks/yaml_version_check.py
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@@ -27,8 +27,8 @@ def check_compiler_yaml_version():
data = syaml.load(f) data = syaml.load(f)
if data: if data:
compilers = data['compilers'] compilers = data.get('compilers')
if len(compilers) > 0: if compilers and len(compilers) > 0:
if (not isinstance(compilers, list) or if (not isinstance(compilers, list) or
'operating_system' not in compilers[0]['compiler']): 'operating_system' not in compilers[0]['compiler']):
new_file = os.path.join(scope.path, '_old_compilers.yaml') new_file = os.path.join(scope.path, '_old_compilers.yaml')