Files
edx-platform/common/djangoapps/util/config_parse.py
2014-12-05 14:00:25 -05:00

27 lines
709 B
Python

"""
Helper functions for configuration parsing
"""
import collections
def convert_tokens(tokens):
"""
This function is called on the token
dictionary that is imported from a yaml file.
It returns a new dictionary where
all strings containing 'None' are converted
to a literal None due to a bug in Ansible
"""
if tokens == 'None':
return None
elif isinstance(tokens, basestring) or (not isinstance(tokens, collections.Iterable)):
return tokens
elif isinstance(tokens, dict):
return {
convert_tokens(k): convert_tokens(v)
for k, v in tokens.items()
}
else:
return [convert_tokens(v) for v in tokens]