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authorVinay Sajip <vinay_sajip@yahoo.co.uk>2020-01-01 19:32:11 (GMT)
committerGitHub <noreply@github.com>2020-01-01 19:32:11 (GMT)
commit46abfc1416ff8e450999611ef8f231ff871ab133 (patch)
tree9e5ed3f91d0aa64434d1c05067b70648e0147fa2 /Lib/logging
parent22424c02e51fab3b62cbe255d0b87d1b55b9a6c3 (diff)
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bpo-39142: Avoid converting namedtuple instances to ConvertingTuple. (GH-17773)
This uses the heuristic of assuming a named tuple is a subclass of tuple with a _fields attribute. This change means that contents of a named tuple wouldn't be converted - if a user wants to have ConvertingTuple functionality from a namedtuple, they will have to implement it themselves.
Diffstat (limited to 'Lib/logging')
-rw-r--r--Lib/logging/config.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/logging/config.py b/Lib/logging/config.py
index 4a3b896..fd3aded 100644
--- a/Lib/logging/config.py
+++ b/Lib/logging/config.py
@@ -448,7 +448,7 @@ class BaseConfigurator(object):
value = ConvertingList(value)
value.configurator = self
elif not isinstance(value, ConvertingTuple) and\
- isinstance(value, tuple):
+ isinstance(value, tuple) and not hasattr(value, '_fields'):
value = ConvertingTuple(value)
value.configurator = self
elif isinstance(value, str): # str for py3k