Instance of 'WeakValueDictionary' has no 'data' member (no-member)

[ricardobranco777]

Steps to reproduce

cat > /tmp/d.py <<EOF
"test"
from weakref import WeakValueDictionary
d = WeakValueDictionary()
print(d.data)
EOF
pylint /tmp/d.py

Current behavior

/tmp/d.py:4:6: E1101: Instance of 'WeakValueDictionary' has no 'data' member (no-member)`

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Your code has been rated at -6.67/10 (previous run: -10.00/10, +3.33)

Expected behavior

Code rated at 10/10

pylint --version output

pylint 2.4.3
astroid 2.3.1
Python 3.6.8 (default, Oct 7 2019, 12:59:55)
[GCC 8.3.0]