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author | Andrew Bogott <abogott@wikimedia.org> | 2012-07-02 16:28:05 -0500 |
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committer | Andrew Bogott <abogott@wikimedia.org> | 2012-07-03 17:38:37 -0500 |
commit | 74fe28304144d81e3bc220155a2d5f51fa480c73 (patch) | |
tree | 6d053b7e252cc96a9c1dd8eb3fa3095916aef58f | |
parent | 3ae1660b51324cea51aeec63bb58741946d87ba3 (diff) | |
download | oslo-context-74fe28304144d81e3bc220155a2d5f51fa480c73.tar.gz |
Move get_context_from_function_and_args() to context.py
Word on the street is that exception.py may soon be deprecated,
and context.py is a better place anyway.
(Also removed an import of utils.py because /it/ imports exception.py.)
Change-Id: I856fc6f4558cc01ddca350ee4cfd4684db47475b
-rw-r--r-- | openstack/common/context.py | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/openstack/common/context.py b/openstack/common/context.py index 35724e9..dd7dd04 100644 --- a/openstack/common/context.py +++ b/openstack/common/context.py @@ -22,6 +22,7 @@ Projects should subclass this class if they wish to enhance the request context or provide additional information in their specific WSGI pipeline. """ +import itertools import uuid @@ -64,3 +65,17 @@ def get_admin_context(show_deleted="no"): is_admin=True, show_deleted=show_deleted) return context + + +def get_context_from_function_and_args(function, args, kwargs): + """Find an arg of type RequestContext and return it. + + This is useful in a couple of decorators where we don't + know much about the function we're wrapping. + """ + + for arg in itertools.chain(kwargs.values(), args): + if isinstance(arg, RequestContext): + return arg + + return None |