diff options
Diffstat (limited to 'lib/spack/external/jinja2/utils.py')
| -rw-r--r-- | lib/spack/external/jinja2/utils.py | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/spack/external/jinja2/utils.py b/lib/spack/external/jinja2/utils.py index 502a311c08..cff4e783a8 100644 --- a/lib/spack/external/jinja2/utils.py +++ b/lib/spack/external/jinja2/utils.py @@ -482,10 +482,14 @@ class LRUCache(object): # register the LRU cache as mutable mapping if possible try: - from collections import MutableMapping + from collections.abc import MutableMapping MutableMapping.register(LRUCache) except ImportError: - pass + try: + from collections import MutableMapping + MutableMapping.register(LRUCache) + except ImportError: + pass def select_autoescape(enabled_extensions=('html', 'htm', 'xml'), |