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jedi issues now warnings instead of errors for AttributeErrors that happen in instances with __getattr__/__getattribute__ methods

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This commit is contained in:
Dave Halter
2014-06-26 12:21:19 +02:00
parent 7e0edc4776
commit a936cea987
2 changed files with 23 additions and 11 deletions
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23
jedi/evaluate/analysis.py
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@@ -82,10 +82,25 @@ def add(evaluator, name, jedi_obj, message=None, typ=Error, payload=None):
evaluator.analysis.append(instance)
def add_attribute_error(evaluator, jedi_obj, message, scope):
typ = Error
payload = scope, jedi_obj # jedi_obj is a name_part.
add(evaluator, 'attribute-error', jedi_obj, message, typ, payload)
def add_attribute_error(evaluator, scope, name_part):
message = ('AttributeError: %s has no attribute %s.' % (scope, name_part))
from jedi.evaluate.representation import Instance
# Check for __getattr__/__getattribute__ existance and issue a warning
# instead of an error, if that happens.
if isinstance(scope, Instance):
typ = Warning
try:
scope.get_subscope_by_name('__getattr__')
except KeyError:
try:
scope.get_subscope_by_name('__getattribute__')
except KeyError:
typ = Error
else:
typ = Error
payload = scope, name_part
add(evaluator, 'attribute-error', name_part, message, typ, payload)
def _check_for_exception_catch(evaluator, jedi_obj, exception, payload=None):