Class Parameter Hints do not show up when inheriting from NamedTuple  #2029

Class parameter hints should show above docstring on intellisense when using typing.NamedTuple

Environment data

• VS Code version: 1.45.0
• Extension version 2020.4.76186
• OS and version: Ubuntu 18.04.4 LTS
• Python version (& distribution if applicable, e.g. Anaconda): 3.6.9
• Type of virtual environment used (N/A | venv | virtualenv | conda | ...): venv
• Jedi or Language Server? (i.e. what is "python.jediEnabled" set to; more info How to update the language server to the latest stable version vscode-python#3977): Jedi Enabled
• Value of the python.languageServer setting: Microsof

Example

from typing import NamedTuple

class Config_Shape(NamedTuple):
    x: int
    y: int

Intellisense now shows the parameters for NamedTuple rather than Config_Shape. I.e.
typename: str, fields: Iter..