From d861a52ebec2a73451fde5870b92b2ff4fb81620 Mon Sep 17 00:00:00 2001 From: Todd Gamblin Date: Wed, 12 Oct 2016 18:25:18 -0700 Subject: Use cYAML if it is available in Python. (#2010) --- bin/spack | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'bin') diff --git a/bin/spack b/bin/spack index 503ef068bf..29991c070d 100755 --- a/bin/spack +++ b/bin/spack @@ -40,6 +40,16 @@ SPACK_PREFIX = os.path.dirname(os.path.dirname(SPACK_FILE)) # Allow spack libs to be imported in our scripts SPACK_LIB_PATH = os.path.join(SPACK_PREFIX, "lib", "spack") sys.path.insert(0, SPACK_LIB_PATH) + +# Try to use system YAML if it is available, as it might have libyaml +# support (for faster loading via C). Load it before anything in +# lib/spack/external so it will take precedence over Spack's PyYAML. +try: + import yaml +except ImportError: + pass # ignore and use slow yaml + +# Add external libs SPACK_EXTERNAL_LIBS = os.path.join(SPACK_LIB_PATH, "external") sys.path.insert(0, SPACK_EXTERNAL_LIBS) -- cgit v1.2.3-70-g09d2